The Spring,helical,compression, cataloged under National Stock Number 5360-01-445-9551, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. 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 | 5360-01-445-9551 |
| Primary Part Number | 7M7545-1 |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-S-5002 MIL STD SINGLE TREATMENT RESPONSE OVERALL |
| End Style | SPRING END,SQUARED AND GROUND BOTH ENDS |
| Spring Solid Length | 0.133 INCHES NOMINAL IN |
| Style Designator | CYLINDRICAL |
| Material Document and Classification | QQ-W-423,FORM 1, COND B FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 0.500 INCHES NOMINAL IN |
| Spring Deflection Rate | 7.500 POUNDS PER INCH NOMINAL LBS |
| Inside Diameter | 0.208 INCHES MINIMUM AND 0.228 INCHES MAXIMUM IN |
| Stock Diameter | 0.022 INCHES NOMINAL IN |
| Spring Solid Outside Diameter | 0.230 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Coil Quantity | 6 |
| Surface Treatment | PASSIVATE OVERALL |
| Coil Helix Direction | RIGHT-HAND |
| 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 |
|---|---|
| 7M7545-1 PRIMARY | The Boeing Company Div Defense (USA) |
NSN 5360-01-445-9551 is a Spring,helical,compression, manufactured by The Boeing Company Div Defense, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-445-9551 has 1 manufacturer part number on file: 7M7545-1 (The Boeing Company Div Defense).
Key specifications for 7M7545-1: Surface Treatment Document and Classification: MIL-S-5002 MIL STD SINGLE TREATMENT RESPONSE OVERALL; End Style: SPRING END,SQUARED AND GROUND BOTH ENDS; Spring Solid Length: 0.133 INCHES NOMINAL IN; Style Designator: CYLINDRICAL. 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.