The Seat,helical Compression Spring, cataloged under National Stock Number 5340-01-314-1890, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-314-1890 |
| Item Name | Seat,helical Compression Spring |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Reference | Meaning |
|---|---|
| 23388 | 5/9 Secondary reference Rolls-Royce Marine North America Inc |
| 023388 | 5/9 Secondary reference Rolls-Royce Marine North America Inc |
| PYO-T402 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| PYO-T402 | 5/9 Secondary reference Ulstein Usa Inc |
| 23388 | 3/9 Design control — primary reference Ulstein Usa Inc |
NSN 5340-01-314-1890 is a Seat,helical Compression Spring, classified under FSC 5340, Hardware, Commercial. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 5920-01-316-1642, 4320-01-517-5909, 7195-01-686-1854. Verify interchangeability with system specifications before substitution.
Key specifications for 5340-01-314-1890: Part Name Assigned by Controlling Agency: SPRING, HELICAL COMPRESSION. 0 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.