The Washer,flat, cataloged under National Stock Number 5310-00-451-0583, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Aerojet Rocketdyne, Inc. Div in Space Propulsion. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-00-451-0583 |
| Primary Part Number | 6523150 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Aerojet Rocketdyne, Inc. Div in Space Propulsion |
| Status | ACTIVE |
| Overall Diameter | 1.125 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | RECTANGULAR |
| Peripheral Shape Style | ROUND |
| Material | STEEL OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.802 INCHES NOMINAL IN |
| Thickness | 0.0196 INCHES NOMINAL 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 |
|---|---|
| 6523150 PRIMARY | Aerojet Rocketdyne, Inc. Div in Space Propulsion (USA) |
| Reference | Meaning |
|---|---|
| 6523150 | 5/9 Secondary reference U.S. Government activity |
NSN 5310-00-451-0583 is a Washer,flat, manufactured by Aerojet Rocketdyne, Inc. Div in Space Propulsion, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-451-0583 has 1 manufacturer part number on file: 6523150 (Aerojet Rocketdyne, Inc. Div in Space Propulsion).
Key specifications for 6523150: Overall Diameter: 1.125 INCHES NOMINAL IN; Cross-Sectional Shape Style: RECTANGULAR; Peripheral Shape Style: ROUND; Material: STEEL OVERALL. 7 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.