The Seat,helical Compression Spring, cataloged under National Stock Number 5340-00-717-7224, 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 10 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 | 5340-00-717-7224 |
| Primary Part Number | 548890 |
| Item Name | Seat,helical Compression Spring |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Hamilton Sundstrand Corporation Dba Collins Aerospace |
| Status | ACTIVE |
| First Step Diameter | 0.5570 INCHES MINIMUM AND 0.5600 INCHES MAXIMUM IN |
| Material Hardness Rating | 83.0 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 93.0 ROCKWELL SUPERFICIAL 15-N MAXIMUM |
| End Diameter | 0.2600 INCHES NOMINAL IN |
| Distance From End to First Step | 0.0660 INCHES NOMINAL IN |
| Design Type | SOLID |
| Style Designator | SEAT |
| Counterbore Length | 0.0965 INCHES NOMINAL IN |
| Counterbore Diameter | 0.1400 INCHES MINIMUM AND 0.1450 INCHES MAXIMUM IN |
| Bore Diameter | 0.0591 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 |
|---|---|
| 548890 PRIMARY | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
NSN 5340-00-717-7224 is a Seat,helical Compression Spring, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-717-7224 has 1 manufacturer part number on file: 548890 (Hamilton Sundstrand Corporation Dba Collins Aerospace).
Key specifications for 548890: Overall Height: 0.1350 INCHES MINIMUM AND 0.1370 INCHES MAXIMUM IN; First Step Diameter: 0.5570 INCHES MINIMUM AND 0.5600 INCHES MAXIMUM IN; Material Hardness Rating: 83.0 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 93.0 ROCKWELL SUPERFICIAL 15-N MAXIMUM; End Diameter: 0.2600 INCHES NOMINAL IN. 10 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.