The Seat,helical Compression Spring, cataloged under National Stock Number 5340-00-882-0757, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5340-00-882-0757 |
| Item Name | Seat,helical Compression Spring |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Status | ACTIVE |
| Countersink Angle in Deg | 45.0 |
| First Step Diameter | 1.3000 INCHES MINIMUM AND 1.3300 INCHES MAXIMUM IN |
| End Diameter | 1.0550 INCHES MINIMUM AND 1.0700 INCHES MAXIMUM IN |
| Countersink Diameter | 0.2620 INCHES MINIMUM AND 0.2770 INCHES MAXIMUM IN |
| Distance From End to First Step | 0.0300 INCHES NOMINAL IN |
| Design Type | SOLID |
| Style Designator | SEAT |
| Material Document and Classification | AMS 5610 ASSN STD SINGLE MATERIAL RESPONSE |
| Surface Treatment | PASSIVATE |
| Bore Diameter | 0.2520 INCHES MINIMUM AND 0.2570 INCHES MAXIMUM IN |
| Material | STEEL COMP 416SE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 2481045 | 5/2 Secondary reference U.S. Government activity |
| 2488176 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5340-00-882-0757 is a Seat,helical Compression Spring, classified under FSC 5340, Hardware, Commercial. Status: active.
Key specifications for 5340-00-882-0757: Overall Height: 0.0900 INCHES MINIMUM AND 0.1000 INCHES MAXIMUM IN; Countersink Angle in Deg: 45.0; First Step Diameter: 1.3000 INCHES MINIMUM AND 1.3300 INCHES MAXIMUM IN; End Diameter: 1.0550 INCHES MINIMUM AND 1.0700 INCHES MAXIMUM IN. 11 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.