The Spring,helical,extension, cataloged under National Stock Number 5360-01-449-2550, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is General Dynamics Land Systems Inc.. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5360-01-449-2550 |
| Primary Part Number | 16100215-001 |
| Item Name | Spring,helical,extension |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | General Dynamics Land Systems Inc. |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.735 INCHES MINIMUM AND 0.765 INCHES MAXIMUM IN |
| End Style | SHORT TWISTED HOOK BOTH ENDS |
| Style Designator | CYLINDRICAL |
| Spring Free Length | 2.500 INCHES NOMINAL IN |
| Material | STEEL COMP 302 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 |
|---|---|
| 16100215-001 PRIMARY | General Dynamics Land Systems Inc. (USA) |
| 16100215-001 PRIMARY | General Dynamics Land Systems Inc. Div Gdls Global Llc (USA) |
| Reference | Meaning |
|---|---|
| 16100215 | 7/1 Vendor item drawing reference General Dynamics Land Systems Inc. |
NSN 5360-01-449-2550 is a Spring,helical,extension, manufactured by General Dynamics Land Systems Inc., classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-449-2550 has 2 manufacturer part numbers on file: 16100215-001 (General Dynamics Land Systems Inc.), 16100215-001 (General Dynamics Land Systems Inc. Div Gdls Global Llc).
Key specifications for 16100215-001: Spring Free Outside Diameter: 0.735 INCHES MINIMUM AND 0.765 INCHES MAXIMUM IN; End Style: SHORT TWISTED HOOK BOTH ENDS; Style Designator: CYLINDRICAL; Spring Free Length: 2.500 INCHES NOMINAL IN. 5 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.