The Washer,flat, cataloged under National Stock Number 5310-01-384-4258, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is General Dynamics Land Systems Canadacorp. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-384-4258 |
| Primary Part Number | 10519570 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | General Dynamics Land Systems Canadacorp |
| Status | ACTIVE |
| Overall Diameter | 29.48 MILLIMETERS MINIMUM AND 30.00 MILLIMETERS MAXIMUM MM |
| Cross-Sectional Shape Style | RECTANGULAR |
| Peripheral Shape Style | ROUND |
| Material | STEEL COMP 302 OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 10.50 MILLIMETERS MINIMUM AND 10.77 MILLIMETERS MAXIMUM MM |
| Thickness | 2.30 MILLIMETERS MINIMUM AND 2.70 MILLIMETERS MAXIMUM MM |
| 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 |
|---|---|
| 10519570 PRIMARY | General Dynamics Land Systems Canadacorp (CAN) |
| DIN9021-ST-A10.5-A2L | Din Deutsches Institut Fur Normung Ev (DEU) |
| Reference | Meaning |
|---|---|
| DIN9021-ST-A10.5-2AL | 5/9 Secondary reference General Dynamics Land Systems Canadacorp |
NSN 5310-01-384-4258 is a Washer,flat, manufactured by General Dynamics Land Systems Canadacorp, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-384-4258 has 2 manufacturer part numbers on file: 10519570 (General Dynamics Land Systems Canadacorp), DIN9021-ST-A10.5-A2L (Din Deutsches Institut Fur Normung Ev).
Key specifications for 10519570: Overall Diameter: 29.48 MILLIMETERS MINIMUM AND 30.00 MILLIMETERS MAXIMUM MM; Cross-Sectional Shape Style: RECTANGULAR; Peripheral Shape Style: ROUND; Material: STEEL COMP 302 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.