The Spring,helical,torsion, cataloged under National Stock Number 5360-01-498-8959, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Mcmaster-Carr Supply Company. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5360-01-498-8959 |
| Primary Part Number | 9287K41 |
| Item Name | Spring,helical,torsion |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Mcmaster-Carr Supply Company |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.678 INCHES NOMINAL IN |
| Style Designator | SINGLE TORSION LEFT HAND |
| Inside Diameter | 0.406 INCHES NOMINAL IN |
| Coil Quantity | 3-1/4 |
| Coil Helix Direction | RIGHT-HAND |
| Material | STEEL COMP 302 OVERALL |
| End Angular Relationship | ENDS ANGLED ONE TO OTHER |
| 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 |
|---|---|
| 9287K41 PRIMARY | Mcmaster-Carr Supply Company (USA) |
| Reference | Meaning |
|---|---|
| 20490 | 7/2 Vendor item drawing reference Mcmaster-Carr Supply Company |
NSN 5360-01-498-8959 is a Spring,helical,torsion, manufactured by Mcmaster-Carr Supply Company, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-498-8959 has 1 manufacturer part number on file: 9287K41 (Mcmaster-Carr Supply Company).
Key specifications for 9287K41: Spring Free Outside Diameter: 0.678 INCHES NOMINAL IN; Style Designator: SINGLE TORSION LEFT HAND; Inside Diameter: 0.406 INCHES NOMINAL IN; Coil Quantity: 3-1/4. 7 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.