The Spring,helical,torsion, cataloged under National Stock Number 5360-00-291-5481, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Bogue Systems Inc Dba Bogue Systems Inc. Government technical data includes 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5360-00-291-5481 |
| Primary Part Number | B4723-2L |
| Item Name | Spring,helical,torsion |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Bogue Systems Inc Dba Bogue Systems Inc |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.531 INCHES NOMINAL IN |
| End Style | SMALL OFFSET HOOK AT SIDE SECOND END |
| End Style | HINGE END FIRST END |
| End Length | 0.375 INCHES NOMINAL BOTH ENDS IN |
| Style Designator | SINGLE TORSION LEFT HAND |
| Spring Free Length | 0.500 INCHES NOMINAL IN |
| Inside Diameter | 0.438 INCHES NOMINAL IN |
| Coil Quantity | 9 |
| Coil Helix Direction | LEFT-HAND |
| Material | COPPER ALLOY OVERALL |
| End Length From Second Bend to Third Bend or End | 0.187 INCHES NOMINAL OVERALL IN |
| Hook Radius | 0.125 INCHES NOMINAL OVERALL IN |
| 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 |
|---|---|
| B4723-2L PRIMARY | Bogue Systems Inc Dba Bogue Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| B4723-2L | 3/9 Design control — primary reference Bogue Electric Manufacturing Co |
NSN 5360-00-291-5481 is a Spring,helical,torsion, manufactured by Bogue Systems Inc Dba Bogue Systems Inc, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-291-5481 has 1 manufacturer part number on file: B4723-2L (Bogue Systems Inc Dba Bogue Systems Inc).
Key specifications for B4723-2L: Spring Free Outside Diameter: 0.531 INCHES NOMINAL IN; End Style: SMALL OFFSET HOOK AT SIDE SECOND END; End Style: HINGE END FIRST END; End Length: 0.375 INCHES NOMINAL BOTH ENDS IN. 12 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.