The Spring,helical,compression, cataloged under National Stock Number 5360-00-377-1441, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Smith-Berger Marine, Inc. Government technical data includes 6 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5360-00-377-1441 |
| Primary Part Number | A50055 |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Smith-Berger Marine, Inc |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.375 INCHES NOMINAL IN |
| Style Designator | CYLINDRICAL |
| Spring Free Length | 1.000 INCHES NOMINAL IN |
| Inside Diameter | 0.275 INCHES NOMINAL IN |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Material | COPPER ALLOY 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 |
|---|---|
| A50055 PRIMARY | Smith-Berger Marine, Inc (USA) |
| Reference | Meaning |
|---|---|
| 3530-B MK-5 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 3530BMK5 | 5/9 Secondary reference Smith-Berger Marine, Inc |
NSN 5360-00-377-1441 is a Spring,helical,compression, manufactured by Smith-Berger Marine, Inc, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-377-1441 has 1 manufacturer part number on file: A50055 (Smith-Berger Marine, Inc).
1 possible match (shared part number, not a government interchangeability claim): 5961-00-617-3777. Verify interchangeability with system specifications before substitution.
Key specifications for A50055: Spring Free Outside Diameter: 0.375 INCHES NOMINAL IN; Style Designator: CYLINDRICAL; Spring Free Length: 1.000 INCHES NOMINAL IN; Inside Diameter: 0.275 INCHES NOMINAL IN. 6 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.