The Spring,helical,torsion, cataloged under National Stock Number 5360-01-023-2802, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Corporation Dba Lockheed Martin Government. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5360-01-023-2802 |
| Primary Part Number | 298-8644-1 |
| Item Name | Spring,helical,torsion |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Lockheed Martin Corporation Dba Lockheed Martin Government |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.268 INCHES MINIMUM AND 0.298 INCHES MAXIMUM IN |
| End Style | ONE HOOK END OVERALL |
| End Length | 0.550 INCHES MINIMUM AND 0.620 INCHES MAXIMUM BOTH ENDS IN |
| Style Designator | SINGLE TORSION LEFT HAND |
| Spring Free Length | 0.096 INCHES NOMINAL IN |
| Inside Diameter | 0.220 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Coil Quantity | 4 |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Material | STEEL OVERALL |
| End Angular Relationship | ENDS PARALLEL 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 |
|---|---|
| 298-8644-1 PRIMARY | Lockheed Martin Corporation Dba Lockheed Martin Government (USA) |
| Reference | Meaning |
|---|---|
| 298-8644-1 | 5/9 Secondary reference Lockheed Martin Corporation Div Lockheed Martin Information Systems & Global Solutions |
NSN 5360-01-023-2802 is a Spring,helical,torsion, manufactured by Lockheed Martin Corporation Dba Lockheed Martin Government, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-023-2802 has 1 manufacturer part number on file: 298-8644-1 (Lockheed Martin Corporation Dba Lockheed Martin Government).
Key specifications for 298-8644-1: Spring Free Outside Diameter: 0.268 INCHES MINIMUM AND 0.298 INCHES MAXIMUM IN; End Style: ONE HOOK END OVERALL; End Length: 0.550 INCHES MINIMUM AND 0.620 INCHES MAXIMUM BOTH ENDS IN; Style Designator: SINGLE TORSION LEFT HAND. 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.