Hardware, Rods, U-Bolts

Hanger rods are round steel bars normally threaded used to connect other components, such as pipe support hardware, to make a pipe hanger assembly. U-bolts are a u-shaped rod with threaded ends, that fits around a pipe and is attached to a supporting member.

Types & Sizes

Technical Information

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    U-bolts can be utilized as pipe guides when the horizontal forces are relatively small (usually 10% or less) compared with ...Continue Reading

    Linked eye rods are primarily used in rod hanger assemblies where lateralor axial pipe movement must be accommodated. Linked Eye ...Continue Reading

    An eye rod is a hanger rod where the lower section consists of either a formed portion (to form an ...Continue Reading

    Long tangent refers to the length of the straight leg portion of the u-bolt which specifies the height of the ...Continue Reading

    In order to specify a u-bolt for pipes, you must provide the diameter of the pipe, the material, the tangent ...Continue Reading

    When installing clevises, first you should disengage the pin connection of the clevis. Then align the clevis pin holes with ...Continue Reading


    More FAQs…

    GENERAL DIMENSIONS & SPECIFICATIONS

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    Fig. 30: Turnbuckle

    Fig30Fig30
    Fig30

     

     

     

     

     

     

     

     

     

            Fabricated                                                                                                Forged

    MATERIAL: Carbon steel
    FINISH: Black or galvanized, furnished black unless otherwise specified.
    SERVICE: Provides adjustment up to 6” for heavy loads.
    ORDERING: Specify figure number, rod size, description and finish. We may supply fabricated or forged.

    ROD SIZE

    MAX.

    RECOM. LOAD (lb.)

    S
    T

    WEIGHT

    (lb. per 100)

    A
    @650° F
    @750° F
    3/8
    730
    572
    7 1/4
    5/8
    34
    1/2
    1350
    1057
    7 1/2
    3/4
    47
    5/8
    2160
    1692
    7 3/4
    7/8
    86
    3/4
    3230
    2530
    8 1/4
    1 1/8
    134
    7/8
    4480
    3508
    8 1/2
    1 1/4
    190
    1
    5900
    4620
    9
    1 1/2
    247
    1 1/8
    7660
    5560
    9 1/4
    1 5/8
    338
    1 1/4
    9500
    7440
    9 1/4
    1 5/8
    330
    1 1/2
    13800
    10807
    9 3/4
    1 7/8
    530
    1 3/4
    18600
    14566
    10 1/2
    2 1/4
    780
    2
    24600
    19265
    11
    2 1/2
    1195
    2 1/4
    32300
    25295
    12 1/4
    3 1/8
    2700
    2 1/2
    39800
    31169
    12 1/4
    3 1/8
    2690

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    Fig. 40: Weldless Eye Nut

    Fig40                

     

    MATERIAL: Forged steel
    SERVICE: For use on high temperature piping installation.
    FEATURES:
     Supports loads equal to the full limitation of the hanger rod.
     Provides flexible connection when used with straight thread rods.

    ORDERING: Specify figure number, rod size, description, rod tapping and finish.

    SIZE NO.
    ROD SIZE A

    MAX. RECOM.

    LOAD (lbs.)

    B
    C
    D
    E
    F
    G

    APPROX.

    WEIGHT

    (lbs. per 100)

    @650°F
    @750°F
    1
    3/8
    730
    572
    1 1/2
    1 3/16
    1/2
    2
    1 3/8
    11/16
    68
    1/2
    1350
    1057
    69
    5/8
    2160
    1692
    66
    3/4
    3230
    2530
    59
    2
    7/8
    4480
    3508
    2
    1 11/16
    3/4
    2 5/8
    1 15/16
    1
    170
    1
    5900
    4620
    170
    3
    1 1/8
    7660
    5560
    2 1/2
    1 13/16
    1
    3 3/8
    2 3/8
    1 1/4
    380
    1 1/4
    9500
    7440
    380
    1 1/2
    13800
    10807
    350
    4
    1 3/4
    18600
    14566
    4
    4
    1 1/2
    6 1/4
    4
    2 1/4
    1890
    2
    24600
    19265
    1890
    2 1/4
    32300
    25295
    1800
    2 1/2
    39800
    31169
    1660

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    Fig. 91: Clevis Pin with Cotters

    Fig91

    MATERIAL: Carbon steel
    FINISH: Black or galvanized

    SERVICE: To be used as an option to support the load on Type C variable spring hangers, Type C constant supports,Fig. 95 clevises, and Fig. 20 welded beam attachment.

    ORDERING: Specify figure number, pin diameter, description, finish, and if cotter pins are needed. If planning to use the clevis pin with any of the above mentioned figures, please list which figure in the order instructions.

    PIN DIA. D
    MAX. LOAD (lb.)
    WEIGHT
    L
    W
    E
    H
    COTTER PIN SIZE
    @650°F@750°F
      1/2
    730
    572
    0.12
    2  7/8
    2 1/8
    3/8
    3/32
    1/8 x 1 1/4
      5/8
    1350
    1057
    0.18
    3  1/8
    2 3/8
    3/8
    3/32
    1/8 x 1 1/4
      3/4
    2160
    1691
    0.29
    3  5/8
    2 7/8
    3/8
    7/32
    3/16 x 1 1/2
      7/8
    3230
    2529
    0.47
    4
    3 1/4
    3/8
    7/32
    3/16 x 1 1/2
    1
    4480
    3508
    0.67
    4
    3 1/4
    3/8
    7/32
    3/16 x 2
    1  1/8
    5900
    4620
    1.00
    4  3/4
    4
    3/8
    7/32
    3/16 x 2
    1  1/4
    7410
    5802
    1.70
    4  7/8
    4 1/4
    3/8
    9/32
    1/4 x 2
    1  3/8
    9500
    7439
    2.10
    5  3/8
    4 3/8
    1/2
    9/32
    1/4 x 2
    1  5/8
    13800
    10805
    3.30
    6
    5
    1/2
    9/32
    1/4 x 2
    1  7/8
    18600
    14564
    4.80
    7  1/8
    5 7/8
    5/8
    3/8
    3/8 x 3
    2  1/4
    24600
    19262
    7.20
    7 1/8
    5 7/8
    5/8
    3/8
    3/8 x 4
    2  1/2
    32300
    25291
    9.30
    7  5/8
    6 3/8
    5/8
    3/8
    3/8 x 4
    2  3/4
    39800
    31163
    12.50
    7  7/8
    6 5/8
    5/8
    3/8
    3/8 x 4
    3
    49400
    38680
    16.60
    8  1/4
    6 3/4
    3/4
    1/2
    1/2 x 5
    3  1/4
    60100
    47058
    20.00
    8  1/2
    7
    3/4
    1/2
    1/2 x 5
    3  1/2
    71900
    56298
    23.90
    8  3/4
    7 1/4
    3/4
    1/2
    1/2 x 5
    3  3/4
    84700
    66320
    25.10
    9  1/2
    8
    3/4
    1/2
    1/2 x 6
    4
    98500
    77125
    34.80
    9  3/4
    8 1/4
    3/4
    1/2
    1/2 x 6

    Download PDF

    Fig. 92: Steel Washer Plate

    Fig92

    MATERIAL: Carbon Steel
    FINISH: Black
    SERVICE: For use on top of channels or angles to support pipe with rods or U-Bolts
    ORDERING: Specify figure number, rod size, description and finish.

    ROD SIZE
    HOLE DIAMETER
    SIZE OF STEEL
    APPROXIMATE WEIGHT lbs. per 100
    A x A x B
    3/8
    1/2
    3 x 3 x 1/4
    6.2
    1/2
    5/8
    3 x 3 x 1/4
    6.2
    5/8
    3/4
    3 x 3 x 3/8
    9.1
    3/4
    7/8
    4 x 4 x 3/8
    16.0
    7/8
    1
    4 x 4 x 1/2
    22.0
    1
    1 1/4
    4 x 4 x 1/2
    21.0
    1 1/4
    1 1/2
    5 x 5 x 1/2
    33.0
    1 1/2
    1 3/4
    5 x 5 x 3/4
    48.0
    1 3/4
    2
    5 x 5 x 3/4
    47.0
    2
    2 1/4
    5 x 5 x 3/4
    45.0
    2 1/4
    2 1/2
    6 x 6 x 3/4
    66.0
    2 1/2
    2 3/4
    6 x 6 x 3/4
    64.0
    2 3/4
    3
    6 x 6 x 3/4
    62.0
    3
    3 1/4
    6 x 6 x 3/4
    59.0
    3 1/4
    3 1/2
    6 x 6 x 3/4
    56.0
    3 1/2
    3 3/4
    7 x 7 x 3/4
    81.0
    3 3/4
    4
    7 x 7 x 3/4
    78.0

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    Fig. 95: Steel Clevis

    Fig30Fig30
    Fig30

     

     

     

     

     

     

     

     

    MATERIAL: Carbon steel
    SERVICE: For use on high temperature piping installation.
    FEATURES:
     Complies fully with the code for pressure piping.
     Supports loads equal to the full limitation of the hanger rod.

    ORDERING: Specify figure number, body size, description, rod tapping, size of pin hole, size of pin, size of grip and finish. We may supply fabricated or forged.

    ROD SIZE

    MAX RECOM.

    LOAD, lbs.

    APPROX.

    WEIGHT lb./ each

    BODY SIZE

    NO.

    PIN SIZE P
    A
    D
    N
    T
    W
    MAX. GRIP
    650 °F
    750 °F
    3/8
    730
    572
    1
    2
    1/2
    3 7/8
    1 7/16
    5/8
    5/16
    1 1/16
    5/8
    1/2
    1350
    1057
    .9
    5/8
    3 7/8
    1 7/16
    5/8
    5/16
    1 1/16
    5/8
    5/8
    2160
    1692
    .9
    3/4
    3 7/8
    1 7/16
    5/8
    5/16
    1 1/16
    5/8
    3/4
    3230
    2530
    2.5
    2 1/2
    7/8
    4
    2 1/2
    1 1/8
    5/16
    1 1/4
    7/8
    7/8
    4480
    3508
    2.5
    1
    4
    2 1/2
    1 1/8
    5/16
    1 1/4
    7/8
    1
    5900
    4620
    4
    3
    1 1/8
    5
    3
    1 5/16
    1/2
    1 1/2
    1 1/4
    1 1/8
    7660
    4620
    4
    1 1/4
    5
    3
    1 5/16
    1/2
    1 1/2
    1 1/4
    1 1/4
    9500
    7440
    4
    1 3/8
    5
    3
    1 5/16
    1/2
    1 1/2
    1 1/4
    1 1/2
    13800
    10807
    6
    3 1/2
    1 5/8
    6
    3 1/2
    1 5/8
    1/2
    1 3/4
    1 1/2
    1 3/4
    18600
    14566
    8
    4
    1 7/8
    6
    4
    1 3/4
    1/2
    2
    1 1/2
    2
    24600
    19265
    16
    5
    2 1/4
    7
    5
    2 1/4
    5/8
    2 1/2
    2 1/2
    2 1/4
    32300
    25295
    26
    6
    2 1/2
    8
    6
    2 3/4
    3/4
    3
    2 1/2
    2 1/2
    39800
    31169
    26
    2 3/4
    8
    6
    2 3/4
    3/4
    3
    2 1/2

    Download PDF

    Fig. 100: Tangent U-Bolt

    Fig110

    MATERIAL: Carbon steel
    FINISH: Black. Galvanized upon request.
    ORDERING: Specify figure number, pipe size, description and finish, if other than black.
    NOTE:
     U-bolts are furnished with four hexagon nuts or are furnished with two hexagon nuts.
     Special U-bolts with longer tangents and threads and special materials can be furnished as specified.

    PIPE

    SIZE

    MAX. RECOM. LOAD (lb.)
    A
    B
    C
    D
    E

    WEIGHT

    per 100

    1/2
    580
    1/4
    7/8
    1 1/8
    2 1/2
    2 1/2
    12
    3/4
    580
    1/4
    1 1/8
    1 3/8
    2 5/8
    2 1/2
    13
    1
    580
    1/4
    1 3/8
    1 5/8
    2 3/4
    2 1/2
    14
    1 1/4
    1460
    3/8
    1 3/4
    2 1/8
    2 7/8
    2 1/2
    38
    1 1/2
    1460
    3/8
    2
    2 3/8
    3
    2 1/2
    39
    2
    1460
    3/8
    2 1/2
    2 7/8
    3 1/4
    2 1/2
    42
    2 1/2
    2700
    1/2
    3
    3 1/2
    3 3/4
    3
    90
    3
    2700
    1/2
    3 5/8
    4 1/8
    4
    3
    99
    3 1/2
    2700
    1/2
    4 1/8
    4 5/8
    4 1/4
    3
    109
    4
    2700
    1/2
    4 5/8
    5 1/8
    4 1/2
    3
    115
    5
    2700
    1/2
    5 5/8
    6 1/8
    5
    3
    128
    6
    4320
    5/8
    6 3/4
    7 3/8
    6 1/8
    3 3/4
    239
    8
    4320
    5/8
    8 3/4
    9 3/8
    7 1/8
    3 3/4
    283
    10
    6460
    3/4
    10 7/8
    11 5/8
    8 3/8
    4
    479
    12
    9960
    7/8
    12 7/8
    13 3/4
    9 5/8
    4 1/4
    764
    14
    9960
    7/8
    14 1/8
    15
    10 1/4
    4 1/4
    820
    16
    9960
    7/8
    16 1/8
    17
    11 1/4
    4 1/4
    870
    18
    11800
    1
    18 1/8
    19 1/8
    12 5/8
    4 3/4
    1350
    20
    11800
    1
    20 1/8
    21 1/8
    13 5/8
    4 3/4
    1460
    24
    11800
    1
    24 1/8
    25 1/8
    15 5/8
    4 3/4
    1710
    30
    11800
    1
    30 1/8
    31 1/8
    18 5/8
    4 3/4
    1920
    36
    11800
    1
    36 1/8
    37 1/8
    21 5/8
    4 3/4
    2326

    Download PDF

    Fig. 100-TPI: Long Tangent U-Bolt with Thermal Plastic Isolator (TPI) & Polyshrink

    Fig100 tpi

    MATERIAL: Carbon steel
    FINISH: Black or Galvanized with Polyshrink (furnished black unless otherwise specified.)
    ORDERING: Specify figure number, pipe size, description and finish, operating temperature and any other special requirements
    NOTE:
     U-bolts are furnished with four hexagon nuts, thermal plastic isolator (TPI) and polyshrink coating.
     Special U-bolts with longer tangents, threads and special material can be furnished as specified
     Thermal Plastic Isolator (TPI) color = white
     Maximum Service Temperature = 181°F
     Coefficient of friction = 0.25
     Compressive strength = 15,000 psi
     Higher temperature thermal plastic isolators (TPI) are available on request
     Polyshrink: Tensile Strength = 2,100 psi

    NOMINAL
    PIPE

    SIZE

    MAX. RECOM. LOAD (lb.)
    Rod Dia
    B
    C
    D
    E
    TPI
    LHole DiaWH
    1/2
    580
    1/4
    11 7/163 1/23 1/22 1/23/83/45/16
    3/4
    580
    1/4
    1 3/161 5/83 5/83 1/233/83/45/16
    1
    580
    1/4
    1 1/21 15/163 3/43 1/233/83/45/16
    1 1/4
    1460
    3/8
    1 13/162 3/83 7/83 1/23 1/21/217/16
    1 1/2
    1460
    3/8
    2 1/162 5/843 1/241/217/16
    2
    1460
    3/8
    2 1/23 1/164 1/43 1/24 1/21/217/16
    2 1/2
    2700
    1/2
    33 11/164 3/4455/817/16
    3
    2700
    1/2
    3 5/84 5/165465/817/16
    3 1/2
    2700
    1/2
    4 1/84 13/165 1/4475/817/16
    4
    2700
    1/2
    4 5/85 5/165 1/2475/817/16
    5
    2700
    1/2
    5 5/86 5/166485/817/16
    6
    4320
    5/8
    6 3/47 9/167 1/84 3/4911/1617/16
    8
    4320
    5/8
    8 3/49 9/168 1/84 3/41111/1617/16
    10
    6460
    3/4
    10 7/811 13/169 3/8513 1/27/81 1/211/16
    12
    9960
    7/8
    12 7/813 15/1610 5/85 1/41611 1/211/16
    14
    9960
    7/8
    14 1/815 3/1611 1/45 1/41711 1/211/16
    16
    9960
    7/8
    16 1/817 3/1612 1/45 1/41911 1/211/16
    18
    11800
    1
    18 1/819 5/1613 5/85 3/421 1/21 1/81 1/211/16
    20
    11800
    1
    20 1/821 5/1614 5/85 3/423 1/21 1/81 1/211/16
    24
    11800
    1
    24 1/825 5/1616 5/85 3/427 1/21 1/81 1/211/16
    30
    11800
    1
    30 1/831 5/1619 5/85 3/433 1/21 1/81 1/211/16
    36
    11800
    1
    36 1/837 5/1622 5/85 3/439 1/21 1/81 1/211/16

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    Fig. 35: Rod Coupling – Straight with Site Hole

    Fig35

    MATERIAL: Carbon steel
    FINISH: Black
    SERVICE: Used for connecting two rods together of the same diameter.
    ORDERING: Specify figure number, rod size, and description.

    ROD SIZE A
    MAX LOAD
    WEIGHT
    D
    L
    3/8
    730
    0.09
     5/8
    1 3/4
    1/2
    1350
    0.12
     3/4
    1 1/2
    5/8
    2160
    0.24
     15/16
    1 7/8
    3/4
    3230
    0.42
    1  1/8
    2 1/4
    7/8
    4480
    0.66
    1  5/16
    2 5/8
    1
    5900
    1.00
    1  1/2
    3

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    Fig. 110: Eye Rod (Welded)

    Fig110

    SIZE RANGE: Welded eye rods are furnished in any length specified. Eye rods will be furnished in other than standard lengths and with other than standard length thread when required and so ordered.
    MATERIAL: Carbon steel
    FEATURES: Through 1 ½”, inside diameter of eye will accommodate a bolt diameter 1/8” larger than rod diameter, 1 3/4” and larger inside diameter of eye will take a bolt of 1/4” larger than rod diameter.
    MAX TEMP.: 750°F
    ORDERING: Specify figure number, rod length and diameter, description and finish.

    ROD SIZE

    A

    STANDARD

    ROD THREAD LENGTH, D (in.)

    MAXIMUM

    LOAD (lbs.)

    @ 650° F
    @ 750° F
    3/8
    2 1/2
    730
    572
    1/2
    2 1/2
    1350
    1057
    5/8
    2 1/2
    2160
    1692
    3/4
    3
    3230
    2530
    7/8
    3 1/2
    4480
    3508
    1
    4
    5900
    4620
    1 1/8
    4 1/2
    6230
    5560
    1 1/4
    5
    9500
    7440
    1 1/2
    6
    13800
    10807
    1 3/4
    7
    18600
    14566
    2
    8
    24600
    19265
    2 1/4
    9
    32300
    25295
    2 1/2
    10
    39800
    31169

    Download PDF

    Fig. 120: Eye Rod (Not Welded)

    Fig120

    SIZE RANGE: Not welded Eye Rods are stocked in all sizes in the following standard lengths: 8”, 10”, 12”, 14”, 18”, 24”, 30”, 36”, 42”, 48”, 54”, 60”, 66” and 72”. Eye rods will be furnished in other than standard lengths and with other than standard length thread when so ordered.

    MATERIAL: Carbon steel
    FEATURES: For 1 ½” rod, the inside eye diameter will accommodate a bolt with a diameter 1/8” larger than the rod diameter. For 1 3/4” or larger rods, the inside eye diameter will accommodate a bolt with a diameter of 1/4” larger than rod diameter.
    MAX TEMP.: 650°F
    ORDERING: Specify figure number, rod length and diameter, description and finish.

    ROD SIZE

    A

    STANDARD

    ROD THREAD LENGTH (in.)
    D

    MAX. RECOM. LOAD (lbs.)
    3/8
    2 1/2
    240
    1/2
    2 1/2
    440
    5/8
    2 1/2
    705
    3/4
    3
    1050
    7/8
    3 1/2
    1470
    1
    4
    1940
    1 1/8
    4 1/2
    2430
    1 1/4
    5
    3120
    1 1/2
    6
    4650
    1 3/4
    7
    6380
    2
    8
    8280
    2 1/4
    9
    10900
    2 1/2
    10
    13400

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    Fig. 122: All Threaded Eye Rod

    Fig122

    MATERIAL: Carbon steel
    FINISH: Black, painted, or hot dipped galvanized.
    SERVICE: For use as support rods where a universal connection is required to allow piping movement.
    ORDERING: Specify figure number, rod length and diameter, description and finish.

    ROD SIZE

    A

    MAX. RECOM. LOAD (lb.)

    APPROX.

    WEIGHT (lb. per 100)

    @ 650° F@ 750° F
    1/4
    240
    215
    12
    3/8
    730
    572
    30
    1/2
    1350
    1057
    53
    5/8
    2160
    1692
    84
    3/4
    3230
    2530
    123
    7/8
    4480
    3508
    168
    1
    5900
    4620
    224

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    Fig. 126 & 127: Linked Eye Rod

    Fig. 126 & 127: Linked Eye Rod
    MATERIAL: Carbon steel
    FINISH: Black, painted, or hot dipped galvanized
    SERVICE: For use as support rods where a universal connection is required to allow piping movement.
    ORDERING: Specify figure number, rod size and length, thread length and diameter and finish.

    ROD SIZE

    A

    THREAD

    LENGTH, D (in.)

    MAX. RECOM. LOAD
    FIG. 126FIG. 127
    3/8
    2 1/2
    730
    240
    1/2
    2 1/2
    1350
    440
    5/8
    2 1/2
    2160
    705
    3/4
    3
    3230
    1050
    7/8
    3 1/2
    4480
    1470
    1
    4
    5900
    1940
    1 1/8
    4 1/2
    6230
    2430
    1 1/4
    5
    9500
    3120
    1 1/2
    6
    13800
    4650
    1 3/4
    7
    18600
    6380
    2
    8
    24600
    8280
    2 1/4
    9
    32300
    10900
    2 1/2
    10
    39800
    13400

    Download PDF

    Fig. 128 & 129: Linked Eye Rod

    Fig128

    Fig. 128 – Hanger Rod (Both Ends R.H. Thread)    Fig. 129 – Hanger Rod (One End R.H. & Other End L.H.)

    MATERIAL: Carbon steel
    FINISH: Black or galvanized
    SIZE RANGE: Figure 128 and 129 hanger rod are both ends and standard lengths of 8”, 10”, 12”, 14”, 18”, 24”, 30”, 36”, 42”, 48”, 54”, 60”, 66” and 72”. Hanger rods are available in sizes other than standard lengths or standard thread lengths.
    ORDERING: Specify figure number, rod size and length, thread length and diameter, description and finish.

    ROD SIZE

    A

    STANDARD

    ROD THD. LENGTH, D

    MAX. RECOM. LOAD

    APPROX.

    WEIGHT (lb. per 100)

    @ 650° F@ 750° F
    1/4
    2 1/2
    240
    215
    17
    3/8
    2 1/2
    730
    572
    38
    1/2
    2 1/2
    1350
    1057
    67
    5/8
    2 1/2
    2160
    1692
    104
    3/4
    3
    3230
    2530
    150
    7/8
    3 1/2
    4480
    3508
    204
    1
    4
    5900
    4620
    267
    1 1/8
    4 1/2
    6230
    5560
    338
    1 1/4
    5
    9500
    7440
    417
    1 1/2
    6
    13800
    10807
    600
    1 3/4
    7
    18600
    14566
    818
    2
    8
    24600
    19265
    1068
    2 1/4
    9
    32300
    25295
    1352
    2 1/2
    10
    39800
    31169
    1669
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