The Spring,helical,compression, cataloged under National Stock Number 5360-01-651-9271, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-01-651-9271 |
| Primary Part Number | 8503411 |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.300 INCHES NOMINAL IN |
| End Style | SPRING END,SQUARED AND GROUND BOTH ENDS |
| Spring Solid Length | 0.600 INCHES NOMINAL IN |
| Active Coil Quantity | 13 |
| Style Designator | CYLINDRICAL |
| Material Document and Classification | INCONEL 625 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 1.250 INCHES NOMINAL IN |
| Spring Deflection Rate | 7.000 POUNDS PER INCH MINIMUM AND 8.000 POUNDS PER INCH MAXIMUM LBS |
| Inside Diameter | 0.220 INCHES NOMINAL IN |
| Stock Diameter | 0.040 INCHES NOMINAL IN |
| Coil Quantity | 15 |
| Coil Helix Direction | LEFT-HAND |
| Material | NICKEL ALLOY 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 |
|---|---|
| 8503411 PRIMARY | Naval Sea Systems Command (USA) |
NSN 5360-01-651-9271 is a Spring,helical,compression, manufactured by Naval Sea Systems Command, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-651-9271 has 1 manufacturer part number on file: 8503411 (Naval Sea Systems Command).
Key specifications for 8503411: Spring Free Outside Diameter: 0.300 INCHES NOMINAL IN; End Style: SPRING END,SQUARED AND GROUND BOTH ENDS; Spring Solid Length: 0.600 INCHES NOMINAL IN; Active Coil Quantity: 13. 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.