The Washer,flat, cataloged under National Stock Number 5310-01-687-8541, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Aztec Manufacturing, Inc. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-687-8541 |
| Primary Part Number | 062033XL |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Aztec Manufacturing, Inc |
| Status | ACTIVE |
| Overall Diameter | 0.625 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | RECTANGULAR |
| Color | BLACK OVERALL |
| Peripheral Shape Style | ROUND |
| Material | STEEL CORROSION RESISTING AND RUBBER NEOPRENE OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.330 INCHES NOMINAL IN |
| Thickness | 0.084 INCHES MINIMUM AND 0.114 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 |
|---|---|
| 062033XL PRIMARY | Aztec Manufacturing, Inc (USA) |
| Reference | Meaning |
|---|---|
| 17-60648 | 7/2 Vendor item drawing reference Department of Defense Project Manager-Mobile Electric Power |
NSN 5310-01-687-8541 is a Washer,flat, manufactured by Aztec Manufacturing, Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-687-8541 has 1 manufacturer part number on file: 062033XL (Aztec Manufacturing, Inc).
Key specifications for 062033XL: Overall Diameter: 0.625 INCHES NOMINAL IN; Cross-Sectional Shape Style: RECTANGULAR; Color: BLACK OVERALL; Special Features: TEMPERATURE RATING -40 TO 250 F. 8 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.