The Washer,spring Tension, cataloged under National Stock Number 5310-00-571-7066, 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 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.
| Parameter | Value |
|---|---|
| NSN | 5310-00-571-7066 |
| Primary Part Number | 10947076-2 |
| Item Name | Washer,spring Tension |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-P-16232,TYPE Z CLASS 1 MIL SPEC 1ST TREATMENT RESPONSE AND MIL-A-3150 MIL SPEC 2ND TREATMENT RESPONSE OVERALL |
| Heat Treatment | ANNEALED |
| Hardness Rating | 44.0 ROCKWELL C MINIMUM AND 49.0 ROCKWELL C MAXIMUM |
| Style Designator | SPRING TENSION |
| Material Document and Classification | MIL-S-1213 MIL SPEC 1ST MATERIAL RESPONSE OR QQ-S-777 FED STD 1ST MATERIAL RESPONSE OVERALL |
| Outside Diameter | 1.000 INCHES NOMINAL IN |
| Material Thickness | 0.126 INCHES MINIMUM AND 0.136 INCHES MAXIMUM IN |
| Surface Treatment | PHOSPHATE OVERALL |
| Material | STEEL COMP B OR STEEL COMP 1050 OR STEEL COMP 1065 OVERALL |
| Hole Diameter | 0.535 INCHES MINIMUM AND 0.545 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 |
| Part Number | Manufacturer |
|---|---|
| 10947076-2 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 5310-00-571-7066 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 5310-00-571-7066 has 1 manufacturer part number on file: 10947076-2 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 10947076-2: Overall Height: 0.143 INCHES MINIMUM AND 0.154 INCHES MAXIMUM IN; Surface Treatment Document and Classification: MIL-P-16232,TYPE Z CLASS 1 MIL SPEC 1ST TREATMENT RESPONSE AND MIL-A-3150 MIL SPEC 2ND TREATMENT RESPONSE OVERALL; Heat Treatment: ANNEALED; Hardness Rating: 44.0 ROCKWELL C MINIMUM AND 49.0 ROCKWELL C MAXIMUM. 10 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.