The Washer,lock, cataloged under National Stock Number 5310-01-019-2583, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Dana Off Highway Products, Llc. Government technical data includes 6 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-019-2583 |
| Primary Part Number | 5E09 |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Dana Off Highway Products, Llc |
| Status | ACTIVE |
| Hardness Rating | 40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM |
| Style Designator | FLAT EXTERNAL TEETH |
| Outside Diameter | 0.960 INCHES MINIMUM AND 0.985 INCHES MAXIMUM IN |
| Material Thickness | 0.037 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN |
| Material | STEEL OVERALL |
| Hole Diameter | 0.576 INCHES MINIMUM AND 0.596 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 |
|---|---|
| 5E09 PRIMARY | Dana Off Highway Products, Llc (USA) |
| Reference | Meaning |
|---|---|
| 5E09 | 5/9 Secondary reference Clark Equipment Co |
| 5E09 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 5310-01-019-2583 is a Washer,lock, manufactured by Dana Off Highway Products, Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-019-2583 has 1 manufacturer part number on file: 5E09 (Dana Off Highway Products, Llc).
Key specifications for 5E09: Hardness Rating: 40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM; Style Designator: FLAT EXTERNAL TEETH; Outside Diameter: 0.960 INCHES MINIMUM AND 0.985 INCHES MAXIMUM IN; Material Thickness: 0.037 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN. 6 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.