The Spring,helical,compression, cataloged under National Stock Number 5360-00-201-1053, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Cummins Inc.. Government technical data includes 7 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5360-00-201-1053 |
| Primary Part Number | 66277 |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Cummins Inc. |
| Status | CANCELLED |
| Spring Free Outside Diameter | 0.312 INCHES NOMINAL IN |
| End Style | SPRING END,SQUARED AND GROUND BOTH ENDS |
| Style Designator | CYLINDRICAL |
| Spring Free Length | 0.312 INCHES NOMINAL IN |
| Inside Diameter | 0.359 INCHES NOMINAL IN |
| Coil Helix Direction | RIGHT-HAND |
| Material | STEEL OVERALL |
| Acquisition Status | CANCELLED |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 66277 PRIMARY | Cummins Inc. (USA) |
| Reference | Meaning |
|---|---|
| ANSI Y14.13M | 5/1 Secondary reference American Society of Mechanical Engineers Inc |
| ASTM-228 | 5/1 Secondary reference U.S. Government activity |
NSN 5360-00-201-1053 is a Spring,helical,compression, manufactured by Cummins Inc., classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: cancelled.
NSN 5360-00-201-1053 has 1 manufacturer part number on file: 66277 (Cummins Inc.).
3 possible matches (shared part number, not a government interchangeability claim): 5360-00-266-5786, 4730-01-016-4459, 5820-01-054-1611. Verify interchangeability with system specifications before substitution.
Key specifications for 66277: Spring Free Outside Diameter: 0.312 INCHES NOMINAL IN; End Style: SPRING END,SQUARED AND GROUND BOTH ENDS; Style Designator: CYLINDRICAL; Spring Free Length: 0.312 INCHES NOMINAL IN. 7 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.
NSN 5360-00-201-1053 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.
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.