The Spring,helical,compression, cataloged under National Stock Number 5360-00-447-9744, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Progress Rail Locomotive Inc. Dba Progress Rail Switching Services Llc. Government technical data includes 8 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through both NSN and commercial part number lookups. 11 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5360-00-447-9744 |
| Primary Part Number | 8068791 |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Progress Rail Locomotive Inc. Dba Progress Rail Switching Services Llc |
| Status | ACTIVE |
| Spring Free Outside Diameter | 1.621 INCHES MINIMUM AND 1.653 INCHES MAXIMUM IN |
| Material Hardness Rating | 42.5 ROCKWELL C MINIMUM AND 49.0 ROCKWELL C MAXIMUM |
| End Style | SPRING END,SQUARED AND GROUND BOTH ENDS |
| Style Designator | CYLINDRICAL |
| Spring Free Length | 4.125 INCHES NOMINAL IN |
| Inside Diameter | 1.172 INCHES MINIMUM AND 1.203 INCHES MAXIMUM IN |
| Coil Helix Direction | RIGHT-HAND |
| Material | STEEL 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 |
|---|---|
| 8068791 PRIMARY | Progress Rail Locomotive Inc. Dba Progress Rail Switching Services Llc (USA) |
| Reference | Meaning |
|---|---|
| 80750PC8068791 | 5/9 Secondary reference General Motors Corp Electro-Motive Div |
| 8075080PC8068791 | 5/9 Secondary reference General Motors Corp |
| 8068791 | 5/9 Secondary reference General Motors Corp Electro-Motive Div |
| 8068791 | 5/9 Secondary reference General Motors Corp |
| 8075089PC8068791 | 5/9 Secondary reference General Motors Corp Electro-Motive Div |
| K-8068791 | 3/9 Design control — primary reference Korody-Colyer Corp a Cr Industries Co |
| 81129S41-575089PC8068971 | 5/9 Secondary reference U.S. Government activity |
| 8075089PC8068791 | 5/9 Secondary reference General Motors Corp |
| 8075080PC8068791 | 5/9 Secondary reference General Motors Corp Electro-Motive Div |
| 80750PC8068791 | 5/9 Secondary reference General Motors Corp |
| 81129S41-575080PC8068791 | 5/9 Secondary reference U.S. Government activity |
NSN 5360-00-447-9744 is a Spring,helical,compression, manufactured by Progress Rail Locomotive Inc. Dba Progress Rail Switching Services Llc, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-447-9744 has 1 manufacturer part number on file: 8068791 (Progress Rail Locomotive Inc. Dba Progress Rail Switching Services Llc).
1 possible match (shared part number, not a government interchangeability claim): 1680-00-806-6311. Verify interchangeability with system specifications before substitution.
Key specifications for 8068791: Spring Free Outside Diameter: 1.621 INCHES MINIMUM AND 1.653 INCHES MAXIMUM IN; Material Hardness Rating: 42.5 ROCKWELL C MINIMUM AND 49.0 ROCKWELL C MAXIMUM; End Style: SPRING END,SQUARED AND GROUND BOTH ENDS; Style Designator: CYLINDRICAL. 8 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.