The Spring,helical,torsion, cataloged under National Stock Number 5360-01-278-7738, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 11 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 | 5360-01-278-7738 |
| Primary Part Number | 704-6016117 ITEM 46 |
| Item Name | Spring,helical,torsion |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Spring Free Outside Diameter | 2.750 INCHES MINIMUM AND 2.812 INCHES MAXIMUM IN |
| End Style | STRAIGHT BEND END (RIGHT) OVERALL |
| Style Designator | SINGLE TORSION LEFT HAND |
| Material Document and Classification | QQ-C-530 FED SPEC ALL MATERIAL RESPONSES OVERALL |
| Spring Free Length | 1.313 INCHES MINIMUM AND 1.437 INCHES MAXIMUM IN |
| Inside Diameter | 2.250 INCHES MINIMUM AND 2.312 INCHES MAXIMUM IN |
| End Length From First Bend to Second Bend or End | 1.375 INCHES NOMINAL OVERALL IN |
| Coil Quantity | 4-1/2 |
| Coil Helix Direction | LEFT-HAND |
| Material | COPPER ALLOY 172 OR COPPER ALLOY 173 OVERALL |
| End Angular Relationship | ENDS ANGLED ONE TO OTHER |
| 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 |
|---|---|
| 704-6016117 ITEM 46 PRIMARY | Naval Sea Systems Command (USA) |
| 1507-120 ITEM 46 | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
NSN 5360-01-278-7738 is a Spring,helical,torsion, manufactured by Naval Sea Systems Command, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-278-7738 has 2 manufacturer part numbers on file: 704-6016117 ITEM 46 (Naval Sea Systems Command), 1507-120 ITEM 46 (Huntington Ingalls Inc Div Newport News Shipbuilding).
Key specifications for 704-6016117 ITEM 46: Spring Free Outside Diameter: 2.750 INCHES MINIMUM AND 2.812 INCHES MAXIMUM IN; End Style: STRAIGHT BEND END (RIGHT) OVERALL; Style Designator: SINGLE TORSION LEFT HAND; Material Document and Classification: QQ-C-530 FED SPEC ALL MATERIAL RESPONSES OVERALL. 11 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.