The Seat,helical Compression Spring, cataloged under National Stock Number 5340-00-594-9608, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Cummins Power Generation Inc.. Government technical data includes 12 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-594-9608 |
| Primary Part Number | 110-0558 |
| Item Name | Seat,helical Compression Spring |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Cummins Power Generation Inc. |
| Status | ACTIVE |
| FSC Application Data | ENGINE BLOCK ASSEMBLY,ENGINE GASOLINE,NONAIRCRAFT,NONGUIDED MISSILE PRIME MOVING |
| First Step Diameter | 0.9380 INCHES NOMINAL IN |
| End Diameter | 0.6600 INCHES MINIMUM AND 0.6650 INCHES MAXIMUM IN |
| Second End Diameter | 0.6880 INCHES NOMINAL IN |
| Distance From End to First Step | 0.1880 INCHES NOMINAL IN |
| Design Type | SOLID |
| Material Document and Classification | FED STD 66,AISI B1112,1212/SAE 1112 FED STD SINGLE MATERIAL RESPONSE |
| Bore Taper in Deg | 7.1 |
| First Step Length | 0.0940 INCHES NOMINAL IN |
| Chamfer Angle in Deg | 45.000 |
| Bore Diameter | 0.4600 INCHES MINIMUM AND 0.4640 INCHES MAXIMUM IN |
| Material | STEEL COMP 1212 |
| 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 |
|---|---|
| 110-0558 PRIMARY | Cummins Power Generation Inc. (USA) |
| Reference | Meaning |
|---|---|
| 110A558 | 5/9 Secondary reference Cummins Power Generation Inc. |
| 110-558 | 5/9 Secondary reference Cummins Power Generation Inc. |
NSN 5340-00-594-9608 is a Seat,helical Compression Spring, manufactured by Cummins Power Generation Inc., classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-594-9608 has 1 manufacturer part number on file: 110-0558 (Cummins Power Generation Inc.).
1 possible match (shared part number, not a government interchangeability claim): 1660-00-694-4867. Verify interchangeability with system specifications before substitution.
Key specifications for 110-0558: Overall Height: 0.3750 INCHES NOMINAL IN; FSC Application Data: ENGINE BLOCK ASSEMBLY,ENGINE GASOLINE,NONAIRCRAFT,NONGUIDED MISSILE PRIME MOVING; First Step Diameter: 0.9380 INCHES NOMINAL IN; End Diameter: 0.6600 INCHES MINIMUM AND 0.6650 INCHES MAXIMUM IN. 12 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.