The Spring,helical,compression, cataloged under National Stock Number 5360-01-309-8763, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-01-309-8763 |
| Primary Part Number | 8903444-1 |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| Status | ACTIVE |
| Spring Free Outside Diameter | 1.436 INCHES MINIMUM AND 1.452 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-N-290,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| End Style | SPRING END,SQUARED AND GROUND BOTH ENDS |
| Style Designator | CYLINDRICAL |
| Material Document and Classification | ASTM B167 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 0.940 INCHES MINIMUM AND 1.060 INCHES MAXIMUM IN |
| Inside Diameter | 1.322 INCHES MINIMUM AND 1.338 INCHES MAXIMUM IN |
| Surface Treatment | NICKEL OVERALL |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Material | COPPER ALLOY 172 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 |
|---|---|
| 8903444-1 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| Reference | Meaning |
|---|---|
| 8903444-1 | 5/9 Secondary reference Litton Systems Inc Guidance and Control Systems Div |
NSN 5360-01-309-8763 is a Spring,helical,compression, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-309-8763 has 1 manufacturer part number on file: 8903444-1 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp).
Key specifications for 8903444-1: Spring Free Outside Diameter: 1.436 INCHES MINIMUM AND 1.452 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-N-290,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; End Style: SPRING END,SQUARED AND GROUND BOTH ENDS; Style Designator: CYLINDRICAL. 10 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.