The Spring,helical,compression, cataloged under National Stock Number 5360-00-117-4628, 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 Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 13 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5360-00-117-4628 |
| Primary Part Number | 627644 |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Spring Free Outside Diameter | 1.250 INCHES NOMINAL IN |
| End Style | SPRING END,SQUARED AND GROUND BOTH ENDS |
| Spring Solid Length | 1.089 INCHES NOMINAL IN |
| Accommodated Rod Diameter | 0.950 INCHES NOMINAL IN |
| Style Designator | CYLINDRICAL |
| Material Document and Classification | AMS 5673 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 2.618 INCHES NOMINAL IN |
| Spring Deflection Rate | 82.000 POUNDS PER INCH NOMINAL LBS |
| Inside Diameter | 0.960 INCHES NOMINAL IN |
| Spring Solid Outside Diameter | 1.500 INCHES NOMINAL IN |
| Coil Quantity | 7-1/2 |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| 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 |
|---|---|
| 627644 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 627644 | Dcp Spring Acquisition Company, Inc. Dba New England Spring Div New England Spring (USA) |
| Reference | Meaning |
|---|---|
| 627644 | 5/2 Secondary reference U.S. Government activity |
| 627644 | 5/9 Secondary reference Royal Oak Gage, Inc |
NSN 5360-00-117-4628 is a Spring,helical,compression, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-117-4628 has 2 manufacturer part numbers on file: 627644 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 627644 (Dcp Spring Acquisition Company, Inc. Dba New England Spring Div New England Spring).
1 possible match (shared part number, not a government interchangeability claim): 5342-00-344-4036. Verify interchangeability with system specifications before substitution.
Key specifications for 627644: Spring Free Outside Diameter: 1.250 INCHES NOMINAL IN; End Style: SPRING END,SQUARED AND GROUND BOTH ENDS; Spring Solid Length: 1.089 INCHES NOMINAL IN; Accommodated Rod Diameter: 0.950 INCHES NOMINAL IN. 13 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.