The Spring,helical,extension, cataloged under National Stock Number 5360-01-494-3377, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5360-01-494-3377 |
| Item Name | Spring,helical,extension |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Status | ACTIVE |
| Criticality Code Justification | ZZZY |
| Reference Number Differentiating Characteristics | MATERIAL WILL BE IN ACCORDANCE WITH NAVICP ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL F — Mutilate — Cut |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Reference | Meaning |
|---|---|
| 704060PC433 | 5/1 Secondary reference L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. |
| 704061PC433 | 5/1 Secondary reference L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. |
| 705028PC29 | 5/1 Secondary reference L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. |
| 703880PC29 | 5/1 Secondary reference L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. |
| 173936-A | 3/1 Design control — primary reference L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. |
| 173936-A | 5/9 Secondary reference Palmer Chemical and Equipment Co Inc |
| 702369PC33 | 5/1 Secondary reference L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. |
NSN 5360-01-494-3377 is a Spring,helical,extension, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5360-01-494-4310. Verify interchangeability with system specifications before substitution.
Key specifications for 5360-01-494-3377: Criticality Code Justification: ZZZY; Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVICP ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS. 2 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 5360-01-494-3377 has DEMIL Code F. Demilitarization may be required before disposal or transfer to non-military entities.
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.