The Spring,helical,compression, cataloged under National Stock Number 5360-00-941-7446, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Rtx Corporation Div Pratt & Whitney. Government technical data includes 14 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-00-941-7446 |
| Primary Part Number | 518254 |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Rtx Corporation Div Pratt & Whitney |
| Status | ACTIVE |
| Spring Free Outside Diameter | 1.600 INCHES NOMINAL IN |
| Load Rating | 8.812 POUNDS MINIMUM AND 9.188 POUNDS MAXIMUM LBS |
| End Style | SPRING END,SQUARED BOTH ENDS |
| Spring Solid Length | 0.549 INCHES NOMINAL IN |
| Accommodated Rod Diameter | 1.400 INCHES NOMINAL IN |
| Style Designator | CYLINDRICAL |
| Material Document and Classification | AMS 5673 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 2.975 INCHES NOMINAL IN |
| Spring Deflection Rate | 8.000 POUNDS PER INCH NOMINAL LBS |
| Spring Length Under Load | 1.850 INCHES NOMINAL IN |
| Coil Quantity | 6 |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Bore Diameter | 1.610 INCHES NOMINAL IN |
| Material | STEEL COMP 631 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 |
|---|---|
| 518254 PRIMARY | Rtx Corporation Div Pratt & Whitney (USA) |
| 518254 | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| Reference | Meaning |
|---|---|
| 518254 | 5/9 Secondary reference U.S. Government activity |
| 518254 | 5/9 Secondary reference Hoffmann-Werke |
| 518254 | 5/9 Secondary reference Turbo Power & Marine System Inc Sub of United Technologies Corp |
NSN 5360-00-941-7446 is a Spring,helical,compression, manufactured by Rtx Corporation Div Pratt & Whitney, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-941-7446 has 2 manufacturer part numbers on file: 518254 (Rtx Corporation Div Pratt & Whitney), 518254 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
1 possible match (shared part number, not a government interchangeability claim): 6210-01-174-1852. Verify interchangeability with system specifications before substitution.
Key specifications for 518254: Spring Free Outside Diameter: 1.600 INCHES NOMINAL IN; Load Rating: 8.812 POUNDS MINIMUM AND 9.188 POUNDS MAXIMUM LBS; End Style: SPRING END,SQUARED BOTH ENDS; Spring Solid Length: 0.549 INCHES NOMINAL IN. 14 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.