The Spring,helical,extension, cataloged under National Stock Number 5360-01-577-1993, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Insinger Machine Co. Government technical data includes 3 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-01-577-1993 |
| Primary Part Number | RL2521120 |
| Item Name | Spring,helical,extension |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Insinger Machine Co |
| Status | ACTIVE |
| End Style | OFFSET HOOK, SIDE SECOND END |
| End Style | LONG ROUND HOOK FIRST END |
| Style Designator | CYLINDRICAL W/ CONVEX ENDS |
| 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 |
|---|---|
| RL2521120 PRIMARY | Insinger Machine Co (USA) |
| T/M RL-30 SECT 02 PG22 POS.5 | Insinger Machine Co (USA) |
NSN 5360-01-577-1993 is a Spring,helical,extension, manufactured by Insinger Machine Co, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-577-1993 has 2 manufacturer part numbers on file: RL2521120 (Insinger Machine Co), T/M RL-30 SECT 02 PG22 POS.5 (Insinger Machine Co).
Key specifications for RL2521120: End Style: OFFSET HOOK, SIDE SECOND END; End Style: LONG ROUND HOOK FIRST END; Style Designator: CYLINDRICAL W/ CONVEX ENDS; Part Name Assigned by Controlling Agency: DOOR SPRING. 3 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.