Fig. 400 Light Duty
SERVICES: Recommended for light loads where vertical movement does not exceed 1¼ inches.
MATERIALS: Carbon steel spring coil and casing.
APPROVALS: Complies with Federal Specification WW-H-171D (Type 49) and Manufacturers Standardization Society SP-69 (Type 48).
INSTALLATION: Designed for attachment to its supporting member by screwing a rod into the top cap of the hanger the full depth of the cap.
APPLICATION: Normally done by approximate methods taking into account weight of pipe, covering, contents, and major fittings.
SELECTION: Normally done by approximate methods taking into account weight of pipe, covering, contents, and major fittings.
ORDERING: The Light Duty Spring Hanger is used for the support of miscellaneous field run piping systems subject to slight (up to ¼”) vertical displacement. It is designed for the incorporation in rod hangers with a load coupling provided for spring loading. Amount of spring loading can be approximated by relating “B” dimension with spring deflection.
| SPRING SIZE NO. | A | B | C | D | E (ROD TAKE OUT) | F | MAXIMUM DEFLECTION | MAX LOAD lb. | SPRING DEFLECTION lb. per in. | WEIGHT lb. per 100 |
|
| MIN. | MAX. | ||||||||||
| 1 | 3/8 | 4 1/2 | 6 1/2 | 4 1/8 | 3 3/4 | 2 3/4 | 1 5/8 | 2 | 52 | 26 | 160 |
| 2 | 3/8 | 4 1/2 | 6 1/4 | 4 1/8 | 3 3/4 | 3 1/8 | 1 5/8 | 1 3/4 | 115 | 66 | 238 |
| 3 | 1/2 | 5 7/8 | 7 3/4 | 5 1/2 | 5 | 2 3/4 | 3 1/2 | 1 7/8 | 163 | 87 | 287 |
| 4 | 1/2 | 5 7/8 | 7 5/8 | 5 1/2 | 5 | 3 1/4 | 3 1/2 | 1 3/4 | 266 | 152 | 350 |
| 5 | 5/8 | 6 3/4 | 8 3/4 | 6 3/8 | 5 3/4 | 4 1/8 | 4 1/2 | 2 | 400 | 200 | 680 |
| 6 | 3/4 | 8 3/8 | 10 7/8 | 8 | 7 3/8 | 4 5/8 | 4 1/2 | 2 1/2 | 600 | 240 | 982 |