The Seat,helical Compression Spring, cataloged under National Stock Number 5340-01-069-1296, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. 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. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-069-1296 |
| Primary Part Number | 755288-1 |
| Item Name | Seat,helical Compression Spring |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Hamilton Sundstrand Corporation Dba Collins Aerospace |
| Status | ACTIVE |
| First Step Diameter | 0.9590 INCHES MINIMUM AND 0.9610 INCHES MAXIMUM IN |
| End Diameter | 0.4510 INCHES MINIMUM AND 0.4530 INCHES MAXIMUM IN |
| Second End Diameter | 0.5960 INCHES MINIMUM AND 0.5980 INCHES MAXIMUM IN |
| Distance From End to First Step | 0.0900 INCHES MINIMUM AND 0.1150 INCHES MAXIMUM IN |
| Design Type | SOLID |
| Style Designator | SEAT |
| Counterbore Length | 0.1800 INCHES MAXIMUM IN |
| Counterbore Diameter | 0.5000 INCHES NOMINAL IN |
| First Step Length | 0.1200 INCHES MINIMUM AND 0.1240 INCHES MAXIMUM IN |
| Surface Treatment | ANODIZE |
| Bore Diameter | 0.3500 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY |
| 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 |
|---|---|
| 755288-1 PRIMARY | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
NSN 5340-01-069-1296 is a Seat,helical Compression Spring, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-069-1296 has 1 manufacturer part number on file: 755288-1 (Hamilton Sundstrand Corporation Dba Collins Aerospace).
Key specifications for 755288-1: Overall Height: 0.4500 INCHES MINIMUM AND 0.4800 INCHES MAXIMUM IN; First Step Diameter: 0.9590 INCHES MINIMUM AND 0.9610 INCHES MAXIMUM IN; End Diameter: 0.4510 INCHES MINIMUM AND 0.4530 INCHES MAXIMUM IN; Second End Diameter: 0.5960 INCHES MINIMUM AND 0.5980 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.