The Spring,helical,extension, cataloged under National Stock Number 5360-00-877-3604, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Rolls-Royce Corporation. Government technical data includes 15 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-00-877-3604 |
| Primary Part Number | 6819284 |
| Item Name | Spring,helical,extension |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Rolls-Royce Corporation |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.360 INCHES NOMINAL IN |
| Load Rating | 18.00 POUNDS NOMINAL LBS |
| End Style | MACHINED HALF LOOP BOTH ENDS |
| Design Type | CLOSED |
| Style Designator | CYLINDRICAL |
| Opening Width | 0.070 INCHES NOMINAL BOTH ENDS IN |
| Material Document and Classification | AMS 5673 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 1.206 INCHES NOMINAL IN |
| Spring Deflection Rate | 45.000 POUNDS PER INCH NOMINAL LBS |
| Inside Diameter | 0.244 INCHES NOMINAL IN |
| Spring Length Under Load | 1.440 INCHES NOMINAL IN |
| Coil Quantity | 14 |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Material | STEEL COMP 631 OVERALL |
| Hook Radius | 0.120 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 |
NSN 5360-00-877-3604 is a Spring,helical,extension, manufactured by Rolls-Royce Corporation, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-877-3604 has 2 manufacturer part numbers on file: 6819284 (General Motors Corp), 6819284 (Rolls-Royce Corporation).
Key specifications for 6819284: Spring Free Outside Diameter: 0.360 INCHES NOMINAL IN; Load Rating: 18.00 POUNDS NOMINAL LBS; End Style: MACHINED HALF LOOP BOTH ENDS; Design Type: CLOSED. 15 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.