The Seat,helical Compression Spring, cataloged under National Stock Number 5340-00-874-8677, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Rolls-Royce Solutions America Inc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Item Name | Seat,helical Compression Spring |
| FSC / FSG | 5340 — Hardware, Commercial (FSG 53) |
| Manufacturers | Rolls-Royce Solutions America Inc (CAGE 72582); Oshkosh Defense Llc (CAGE 75Q65) |
| Parameter | Value |
|---|---|
| NSN | 5340-00-874-8677 |
| Primary Part Number | 5117563 |
| Item Name | Seat,helical Compression Spring |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Rolls-Royce Solutions America Inc |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 5117563 PRIMARY | Rolls-Royce Solutions America Inc (USA) |
| 1DD118 | Oshkosh Defense Llc (USA) |
| Reference | Meaning |
|---|---|
| K5117563 | 5/9 Secondary reference Korody-Colyer Corp a Cr Industries Co |
| PC5117563 | 5/9 Secondary reference Power Components (deutschland) Gmbh |
| 5117563 | 5/1 Secondary reference Terex Equipment Ltd Div Construction Equipment |
| 1DD118 | 5/9 Secondary reference Oshkosh Corp |
| 5117563 | 5/9 Secondary reference General Motors Corp |
NSN 5340-00-874-8677 is a Seat,helical Compression Spring, manufactured by Rolls-Royce Solutions America Inc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-874-8677 has 2 manufacturer part numbers on file: 5117563 (Rolls-Royce Solutions America Inc), 1DD118 (Oshkosh Defense Llc).
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.