The Seat,helical Compression Spring, cataloged under National Stock Number 5340-00-085-7469, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Cummins Inc.. Government technical data includes 13 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. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-085-7469 |
| Primary Part Number | 139896 |
| Item Name | Seat,helical Compression Spring |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Cummins Inc. |
| Status | ACTIVE |
| First Step Diameter | 1.0250 INCHES NOMINAL IN |
| End Diameter | 0.6500 INCHES NOMINAL IN |
| Distance From End to First Step | 0.1600 INCHES NOMINAL IN |
| Design Type | SOLID |
| Style Designator | SEAT |
| Counterbore Length | 0.0850 INCHES NOMINAL IN |
| Second Step Diameter | 1.4400 INCHES NOMINAL IN |
| Counterbore Diameter | 0.8200 INCHES NOMINAL IN |
| Bore Taper in Deg | 14.1 |
| First Step Length | 0.1400 INCHES NOMINAL IN |
| Chamfer Angle in Deg | 45.0 |
| Bore Diameter | 0.5570 INCHES NOMINAL IN |
| Material | STEEL |
| 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 |
|---|---|
| 139896 PRIMARY | Cummins Inc. (USA) |
NSN 5340-00-085-7469 is a Seat,helical Compression Spring, manufactured by Cummins Inc., classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-085-7469 has 1 manufacturer part number on file: 139896 (Cummins Inc.).
Key specifications for 139896: Overall Height: 0.4500 INCHES NOMINAL IN; First Step Diameter: 1.0250 INCHES NOMINAL IN; End Diameter: 0.6500 INCHES NOMINAL IN; Distance From End to First Step: 0.1600 INCHES NOMINAL IN. 13 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.