The Washer,spring Tension, cataloged under National Stock Number 5310-00-464-2745, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 8 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-464-2745 |
| Primary Part Number | 11656960 |
| Item Name | Washer,spring Tension |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Heat Treatment | QUENCHED AND TEMPERED |
| Style Designator | SPRING TENSION |
| Material Document and Classification | ASTM A576 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A576 ASSN STD 2ND MATERIAL RESPONSE OR ASTM A576 ASSN STD 3RD MATERIAL RESPONSE OR ASTM A576 ASSN STD 4TH MATERIAL RESPONSE OR QQ-S-637 FED SPEC 5TH MATERIAL RESPONSE OR QQ-S-637 FED SPEC 6TH MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.880 INCHES NOMINAL IN |
| Features Provided | CASEHARDENED |
| Material Thickness | 0.250 INCHES NOMINAL IN |
| Material | STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1021 OR STEEL COMP 1022 OR STEEL COMP 1212 OR STEEL COMP 1213 OVERALL |
| Hole Diameter | 0.406 INCHES MINIMUM AND 0.421 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5310-00-464-2745 is a Washer,spring Tension, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-464-2745 has 2 manufacturer part numbers on file: 11656960 (U S Army Tank Automotive Command Amsta-Im-Mm), 946174 (Am General Llc).
Key specifications for 11656960: Overall Height: 0.330 INCHES NOMINAL IN; Heat Treatment: QUENCHED AND TEMPERED; Style Designator: SPRING TENSION; Material Document and Classification: ASTM A576 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A576 ASSN STD 2ND MATERIAL RESPONSE OR ASTM A576 ASSN STD 3RD MATERIAL RESPONSE OR ASTM A576 ASSN STD 4TH MATERIAL RESPONSE OR QQ-S-637 FED SPEC 5TH MATERIAL RESPONSE OR QQ-S-637 FED SPEC 6TH MATERIAL RESPONSE OVERALL. 8 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.