The Spring,helical,compression, cataloged under National Stock Number 5360-01-100-3603, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp. Government technical data includes 14 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 | 5360-01-100-3603 |
| Primary Part Number | 70410-02529-101 |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-T-10727,TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| End Style | SPRING END,SQUARED AND GROUND BOTH ENDS |
| Spring Solid Length | 3.175 INCHES MAXIMUM IN |
| Accommodated Rod Diameter | 0.252 INCHES MAXIMUM IN |
| Style Designator | CYLINDRICAL |
| Material Document and Classification | QQ-W-412 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 4.111 INCHES NOMINAL IN |
| Inside Diameter | 0.640 INCHES NOMINAL IN |
| Spring Solid Outside Diameter | 0.625 INCHES MAXIMUM IN |
| Coil Quantity | 23 |
| Surface Treatment | TIN OVERALL |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Bore Diameter | 0.640 INCHES MINIMUM IN |
| Material | STEEL 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 |
|---|---|
| 70410-02529-101 PRIMARY | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
NSN 5360-01-100-3603 is a Spring,helical,compression, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-100-3603 has 1 manufacturer part number on file: 70410-02529-101 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).
Key specifications for 70410-02529-101: Surface Treatment Document and Classification: MIL-T-10727,TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; End Style: SPRING END,SQUARED AND GROUND BOTH ENDS; Spring Solid Length: 3.175 INCHES MAXIMUM IN; Accommodated Rod Diameter: 0.252 INCHES MAXIMUM IN. 14 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.