The Spring,helical,compression, cataloged under National Stock Number 5360-00-335-3495, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Ross Valve Manufacturing Company, Inc. Div Ross Valve Mfg Co.. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-00-335-3495 |
| Primary Part Number | 20WR17 |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Ross Valve Manufacturing Company, Inc. Div Ross Valve Mfg Co. |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.875 INCHES NOMINAL IN |
| End Style | SPRING END,SQUARED BOTH ENDS |
| Style Designator | CYLINDRICAL |
| Spring Free Length | 8.125 INCHES NOMINAL IN |
| Inside Diameter | 0.659 INCHES NOMINAL IN |
| Spring Solid Outside Diameter | 0.875 INCHES NOMINAL IN |
| Coil Helix Direction | LEFT-HAND |
| Material | STEEL OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 20WR17 PRIMARY | Ross Valve Manufacturing Company, Inc. Div Ross Valve Mfg Co. (USA) |
NSN 5360-00-335-3495 is a Spring,helical,compression, manufactured by Ross Valve Manufacturing Company, Inc. Div Ross Valve Mfg Co., classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-335-3495 has 1 manufacturer part number on file: 20WR17 (Ross Valve Manufacturing Company, Inc. Div Ross Valve Mfg Co.).
Key specifications for 20WR17: Spring Free Outside Diameter: 0.875 INCHES NOMINAL IN; End Style: SPRING END,SQUARED BOTH ENDS; Style Designator: CYLINDRICAL; Spring Free Length: 8.125 INCHES NOMINAL IN. 8 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.