The Washer,lock, cataloged under National Stock Number 5310-01-174-7720, 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 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-174-7720 |
| Primary Part Number | 7622484 |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Us Army Aviation and Missile Command |
| Status | ACTIVE |
| Style Designator | FLAT INTERNAL TEETH |
| Outside Diameter | 0.595 INCHES MINIMUM AND 0.615 INCHES MAXIMUM IN |
| Material Thickness | 0.022 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Hole Diameter | 0.410 INCHES MINIMUM AND 0.425 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 |
|---|---|
| 7622484 PRIMARY | Us Army Aviation and Missile Command (USA) |
| Reference | Meaning |
|---|---|
| 7622484 | 5/9 Secondary reference Shannon Mfg Co Inc |
NSN 5310-01-174-7720 is a Washer,lock, manufactured by Us Army Aviation and Missile Command, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-174-7720 has 1 manufacturer part number on file: 7622484 (Us Army Aviation and Missile Command).
Key specifications for 7622484: Style Designator: FLAT INTERNAL TEETH; Outside Diameter: 0.595 INCHES MINIMUM AND 0.615 INCHES MAXIMUM IN; Material Thickness: 0.022 INCHES NOMINAL IN; Material: STEEL OVERALL. 5 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.