The Spring,helical,compression, cataloged under National Stock Number 5360-01-248-9785, 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 Librascope Corporation. Government technical data includes 16 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-01-248-9785 |
| Primary Part Number | T309005304 |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Lockheed Martin Librascope Corporation |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.455 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Load Rating | 25.370 POUNDS NOMINAL LBS |
| End Style | SPRING END,SQUARED AND GROUND BOTH ENDS |
| Spring Solid Length | 0.251 INCHES NOMINAL IN |
| Style Designator | CYLINDRICAL |
| Material Document and Classification | ASTM A313 ASSN STD 1ST MATERIAL RESPONSE OR AMS ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| Spring Free Length | 0.880 INCHES NOMINAL IN |
| Spring Deflection Rate | 11.245 POUNDS PER INCH NOMINAL LBS |
| Inside Diameter | 0.377 INCHES NOMINAL IN |
| Stock Diameter | 0.063 INCHES NOMINAL IN |
| Spring Length Under Load | 0.419 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Coil Helix Direction | RIGHT-HAND |
| Bore Diameter | 0.438 INCHES NOMINAL IN |
| Material | STEEL OR 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 |
|---|---|
| T309005304 | Lockheed Martin Librascope Corporation (USA) |
| LC-039FG-4S | Lee Spring Company Llc (USA) |
| Reference | Meaning |
|---|---|
| 5883375-4 | 7/2 Vendor item drawing reference Naval Sea Systems Command |
| C0455-039-0880S | 3/9 Design control — primary reference U.S. Government activity |
| LC-039FG-4S | 5/9 Secondary reference U.S. Government activity |
NSN 5360-01-248-9785 is a Spring,helical,compression, manufactured by Lockheed Martin Librascope Corporation, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-248-9785 has 2 manufacturer part numbers on file: T309005304 (Lockheed Martin Librascope Corporation), LC-039FG-4S (Lee Spring Company Llc).
Key specifications for T309005304: Spring Free Outside Diameter: 0.455 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Load Rating: 25.370 POUNDS NOMINAL LBS; End Style: SPRING END,SQUARED AND GROUND BOTH ENDS. 16 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.