The Washer,key, cataloged under National Stock Number 5310-00-772-4627, 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 9 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 | 5310-00-772-4627 |
| Primary Part Number | 7724627 |
| Item Name | Washer,key |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Internal Straight Key Width | 0.130 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN |
| Distance From Centerline to Top of Internal Key | 0.274 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-416,TY 1,CL 2 FED SPEC 1ST TREATMENT RESPONSE AND QQ-Z-329,TY 1,CL 2 FED SPEC 2ND TREATMENT RESPONSE OVERALL |
| Style Designator | KEY |
| Outside Diameter | 2.234 INCHES MINIMUM AND 2.266 INCHES MAXIMUM IN |
| Material Thickness | 0.1096 INCHES MINIMUM AND 0.1296 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OR ZINC OVERALL |
| Internal Key Quantity | 1 |
| Hole Diameter | 0.752 INCHES MINIMUM AND 0.754 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 |
|---|---|
| 7724627 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 5310-00-772-4627 is a Washer,key, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-772-4627 has 1 manufacturer part number on file: 7724627 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 7724627: Internal Straight Key Width: 0.130 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN; Distance From Centerline to Top of Internal Key: 0.274 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-416,TY 1,CL 2 FED SPEC 1ST TREATMENT RESPONSE AND QQ-Z-329,TY 1,CL 2 FED SPEC 2ND TREATMENT RESPONSE OVERALL; Style Designator: KEY. 9 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.