The Spring,helical,extension, cataloged under National Stock Number 5360-00-285-7898, 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 12 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 9 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-00-285-7898 |
| Primary Part Number | 576-6505-1505246 |
| Item Name | Spring,helical,extension |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.592 INCHES NOMINAL IN |
| Load Rating | 28.60 POUNDS NOMINAL LBS |
| End Style | LONG ROUND HOOK BOTH ENDS |
| Design Type | CLOSED |
| Style Designator | CYLINDRICAL W/ CONVEX ENDS |
| Opening Width | 0.712 INCHES NOMINAL BOTH ENDS IN |
| Spring Free Length | 3.364 INCHES NOMINAL IN |
| Spring Length Under Load | 1.755 INCHES NOMINAL IN |
| Coil Quantity | 15 |
| Coil Helix Direction | RIGHT-HAND |
| Material | STEEL COMP 302 OVERALL |
| Hook Radius | 0.094 INCHES NOMINAL BOTH ENDS 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 |
|---|---|
| 576-6505-1505246 PRIMARY | Naval Sea Systems Command (USA) |
| 575-6505-1487096REVBPC13 PRIMARY | Naval Sea Systems Command (USA) |
| 575-6505-1487095REVBPC2 PRIMARY | Naval Sea Systems Command (USA) |
| 576-6505-1505245REVBPC2 PRIMARY | Naval Sea Systems Command (USA) |
| 575-6505-1443651REVBPC6 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 4254-77REVAPC13 | 5/9 Secondary reference U.S. Government activity |
| 3754-76REVBPC6 | 3/2 Design control — primary reference U.S. Government activity |
| 4254-76REVAPC2 | 3/2 Design control — primary reference U.S. Government activity |
| 4254-78REVAPC6 | 3/2 Design control — primary reference U.S. Government activity |
| 3754-79REVBPC2 | 3/2 Design control — primary reference U.S. Government activity |
| 3754-80REVBPC13 | 3/2 Design control — primary reference U.S. Government activity |
| 4254-77REVAPC13 | 3/2 Design control — primary reference U.S. Government activity |
| 4254-78REVAPC6 | 5/9 Secondary reference U.S. Government activity |
| 4254-76REVAPC2 | 5/9 Secondary reference U.S. Government activity |
NSN 5360-00-285-7898 is a Spring,helical,extension, manufactured by Naval Sea Systems Command, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-285-7898 has 5 manufacturer part numbers on file: 576-6505-1505246 (Naval Sea Systems Command), 575-6505-1487096REVBPC13 (Naval Sea Systems Command), 575-6505-1487095REVBPC2 (Naval Sea Systems Command), 576-6505-1505245REVBPC2 (Naval Sea Systems Command), 575-6505-1443651REVBPC6 (Naval Sea Systems Command).
Key specifications for 576-6505-1505246: Spring Free Outside Diameter: 0.592 INCHES NOMINAL IN; Load Rating: 28.60 POUNDS NOMINAL LBS; End Style: LONG ROUND HOOK BOTH ENDS; Design Type: CLOSED. 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.