The Spring,helical,compression, cataloged under National Stock Number 5360-00-362-9437, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Cooper Machinery Services Llc. Government technical data includes 13 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-00-362-9437 |
| Primary Part Number | B-3354-018 |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Cooper Machinery Services Llc |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.507 INCHES NOMINAL IN |
| Load Rating | 5.750 POUNDS MINIMUM AND 6.4375 POUNDS MAXIMUM LBS |
| End Style | SPRING END,SQUARED AND GROUND BOTH ENDS |
| Spring Solid Length | 1.023 INCHES NOMINAL IN |
| Style Designator | CYLINDRICAL |
| Material Document and Classification | AMS 5112 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 0.015 INCHES MINIMUM AND 1.875 INCHES MAXIMUM IN |
| Spring Deflection Rate | 22.700 POUNDS PER INCH NOMINAL LBS |
| Inside Diameter | 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN |
| Spring Solid Outside Diameter | 0.507 INCHES NOMINAL IN |
| Coil Quantity | 16 |
| Coil Helix Direction | RIGHT-HAND |
| Material | STEEL COMP 1090 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 |
|---|---|
| B-3354-018 PRIMARY | Cooper Machinery Services Llc (USA) |
| Reference | Meaning |
|---|---|
| 10-18721 | 5/9 Secondary reference Amphenol Corp Div Amphenol Aerospace Operations |
| 10-18721 | 5/9 Secondary reference Haynes Corporation |
| B-3354-008 | 5/9 Secondary reference Cooper Machinery Services Llc |
| 10-18721 | 5/9 Secondary reference Unison Industries Llc |
NSN 5360-00-362-9437 is a Spring,helical,compression, manufactured by Cooper Machinery Services Llc, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-362-9437 has 1 manufacturer part number on file: B-3354-018 (Cooper Machinery Services Llc).
1 possible match (shared part number, not a government interchangeability claim): 5950-00-976-0278. Verify interchangeability with system specifications before substitution.
Key specifications for B-3354-018: Spring Free Outside Diameter: 0.507 INCHES NOMINAL IN; Load Rating: 5.750 POUNDS MINIMUM AND 6.4375 POUNDS MAXIMUM LBS; End Style: SPRING END,SQUARED AND GROUND BOTH ENDS; Spring Solid Length: 1.023 INCHES NOMINAL IN. 13 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.