The Spring,helical,compression, cataloged under National Stock Number 5360-00-427-8673, 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 15 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-00-427-8673 |
| Primary Part Number | 4004529 |
| 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 | 1.707 INCHES NOMINAL IN |
| Load Rating | 4.062 POUNDS MINIMUM AND 4.562 POUNDS MAXIMUM LBS |
| End Style | SPRING END,SQUARED AND GROUND BOTH ENDS |
| Spring Solid Length | 0.519 INCHES MINIMUM AND 0.559 INCHES MAXIMUM IN |
| Accommodated Rod Diameter | 1.502 INCHES MAXIMUM IN |
| Style Designator | CYLINDRICAL |
| Material Document and Classification | AMS 5688 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 2.040 INCHES NOMINAL IN |
| Spring Deflection Rate | 4.020 POUNDS PER INCH NOMINAL LBS |
| Inside Diameter | 1.531 INCHES MINIMUM AND 1.535 INCHES MAXIMUM IN |
| Spring Length Under Load | 0.965 INCHES NOMINAL IN |
| Coil Quantity | 6.2 |
| Coil Helix Direction | RIGHT-HAND |
| Bore Diameter | 1.741 INCHES MINIMUM IN |
| Material | STEEL COMP 302 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 |
|---|---|
| 4004529 PRIMARY | Rtx Corporation Div Pratt & Whitney (USA) |
| Reference | Meaning |
|---|---|
| 4004529 | D/9 Drawing number reference only Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| 4004529 | 5/9 Secondary reference Turbo Power & Marine System Inc Sub of United Technologies Corp |
| 4004529 | 5/9 Secondary reference U.S. Government activity |
| 4004529 | 5/9 Secondary reference Hoffmann-Werke |
| 4004529 | 5/9 Secondary reference U.S. Government activity |
| 4004529 | 5/9 Secondary reference Dcp Spring Acquisition Company, Inc. Dba New England Spring Div New England Spring |
NSN 5360-00-427-8673 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 5360-00-427-8673 has 1 manufacturer part number on file: 4004529 (Rtx Corporation Div Pratt & Whitney).
Key specifications for 4004529: Spring Free Outside Diameter: 1.707 INCHES NOMINAL IN; Load Rating: 4.062 POUNDS MINIMUM AND 4.562 POUNDS MAXIMUM LBS; End Style: SPRING END,SQUARED AND GROUND BOTH ENDS; Spring Solid Length: 0.519 INCHES MINIMUM AND 0.559 INCHES MAXIMUM IN. 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.