The Seat,helical Compression Spring, cataloged under National Stock Number 5340-00-770-5761, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-770-5761 |
| Primary Part Number | 7705761 |
| Item Name | Seat,helical Compression Spring |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| First Step Diameter | 0.8125 INCHES NOMINAL IN |
| End Diameter | 0.5350 INCHES NOMINAL IN |
| Distance From End to First Step | 0.1580 INCHES NOMINAL IN |
| Design Type | SOLID |
| Style Designator | SEAT |
| Second Step Diameter | 1.1250 INCHES NOMINAL IN |
| Bore Taper in Deg | 6.0 |
| First Step Length | 0.1875 INCHES NOMINAL IN |
| Bore Diameter | 0.5000 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 |
|---|---|
| 7705761 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 859153 | Dana Off Highway Products, Llc (USA) |
| Reference | Meaning |
|---|---|
| 1A60145 | 3/2 Design control — primary reference U.S. Government activity |
| 1313268 | 5/9 Secondary reference Chrysler Realty Company Llc Dba Daimler Chrysler |
| 1313268 | 5/2 Secondary reference U.S. Government activity |
| 859153 | 5/9 Secondary reference Clark Equipment Co |
| 1313268 | 5/9 Secondary reference U.S. Government activity |
| 0330492-00 | 5/2 Secondary reference U.S. Government activity |
NSN 5340-00-770-5761 is a Seat,helical Compression Spring, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-770-5761 has 2 manufacturer part numbers on file: 7705761 (U S Army Tank Automotive Command Amsta-Im-Mm), 859153 (Dana Off Highway Products, Llc).
Key specifications for 7705761: Overall Height: 0.4080 INCHES NOMINAL IN; First Step Diameter: 0.8125 INCHES NOMINAL IN; End Diameter: 0.5350 INCHES NOMINAL IN; Distance From End to First Step: 0.1580 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.