The Washer,key, cataloged under National Stock Number 5310-00-177-7732, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Us Army Aviation and Missile Command. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-177-7732 |
| Primary Part Number | 10225270 |
| Item Name | Washer,key |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Us Army Aviation and Missile Command |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-A-8625,TYPE 111 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Distance From Centerline to Inside of Prebent Key | 0.031 INCHES NOMINAL IN |
| Internal Prebent Key Width | 0.120 INCHES MINIMUM AND 0.124 INCHES MAXIMUM IN |
| Style Designator | KEY |
| Outside Diameter | 1.125 INCHES NOMINAL IN |
| Material Thickness | 0.062 INCHES NOMINAL IN |
| Internal Prebent Key Length | 0.158 INCHES NOMINAL IN |
| Surface Treatment | ANODIZE OVERALL |
| Material | ALUMINUM ALLOY 7075 OR STEEL COMP 303SE OR STEEL COMP 303 OVERALL |
| Hole Diameter | 0.463 INCHES MINIMUM AND 0.473 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 |
|---|---|
| 10225270 PRIMARY | Us Army Aviation and Missile Command (USA) |
| Reference | Meaning |
|---|---|
| 10079752 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 5310001777732 | 5/9 Secondary reference E.c.a Etablissement Centrald'approvisionnement Des Forces Armee |
| 5310001777732 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
NSN 5310-00-177-7732 is a Washer,key, manufactured by Us Army Aviation and Missile Command, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-177-7732 has 1 manufacturer part number on file: 10225270 (Us Army Aviation and Missile Command).
Key specifications for 10225270: Surface Treatment Document and Classification: MIL-A-8625,TYPE 111 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Distance From Centerline to Inside of Prebent Key: 0.031 INCHES NOMINAL IN; Internal Prebent Key Width: 0.120 INCHES MINIMUM AND 0.124 INCHES MAXIMUM IN; Style Designator: KEY. 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.