The Spring,helical,compression, cataloged under National Stock Number 5360-01-314-3575, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-01-314-3575 |
| Primary Part Number | HS4953-035-25 |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | The Boeing Company |
| Status | ACTIVE |
| End Style | SPRING END,SQUARED AND GROUND BOTH ENDS |
| Spring Solid Length | 0.640 INCHES NOMINAL IN |
| Style Designator | CYLINDRICAL |
| Material Document and Classification | QQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 2.500 INCHES NOMINAL IN |
| Spring Deflection Rate | 4.100 POUNDS PER INCH NOMINAL LBS |
| Inside Diameter | 0.290 INCHES NOMINAL IN |
| Spring Solid Outside Diameter | 0.360 INCHES NOMINAL IN |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Material | STEEL UNS K08500 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 |
|---|---|
| HS4953-035-25 PRIMARY | The Boeing Company (USA) |
| Reference | Meaning |
|---|---|
| HS4953-035-25 | 5/9 Secondary reference Mcdonnell Douglas Helicopter Co Inc |
NSN 5360-01-314-3575 is a Spring,helical,compression, manufactured by The Boeing Company, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-314-3575 has 1 manufacturer part number on file: HS4953-035-25 (The Boeing Company).
Key specifications for HS4953-035-25: End Style: SPRING END,SQUARED AND GROUND BOTH ENDS; Spring Solid Length: 0.640 INCHES NOMINAL IN; Style Designator: CYLINDRICAL; Material Document and Classification: QQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 10 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.