Material: Spring cushion hanger Fig. 178 consists of a set of two springs and four cast iron retainers only.
Finish: Retainers: Plain or Hot-Dip Galvanized, Springs: Painted
Service: Generally used with Fig. 171 single pipe roll as shown in the photo. Recommended for installations where formal load and movement calculations are not required, or calculated movement does not exceed 1/4".
Maximum Temperature: 400° F at roller
Approvals: Complies with Federal Specification A-A-1192A (Type 49), WW-H-171-E (Type 50), ANSI/MSS SP-69 and MSS SP-58 (Type 49).
Ordering: Specify figure number, name and rod size. If used with Fig. 171 single pipe roll, pipe roll must be ordered separately. The retainers are casted to the dimensions as shown, but center hole can be drilled or reamed larger to satisfy the hanger rod required, up to the max rod size.
178 Spring Cushion Hanger Submittal
274P Cast Iron Base Plate Only
161 1.5" Pipe Covering Protection Saddle
274 Adjustable Pipe Roll Stand w/ Base Plate
75LL Longitudinal & Lateral Roller
171 Single Pipe Roll
163 2.5" Pipe Covering Protection Saddle
275 Adjustable Pipe Roll Stand w/o Base Plate
165 4" Pipe Covering Protection Saddle
166A 5.5" Pipe Covering Protection Saddle, Alloy
165A 4" Pipe Covering Protection Saddle, Alloy