The Washer,flat, cataloged under National Stock Number 5310-01-336-6861, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Daimler Truck North America Llc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-336-6861 |
| Primary Part Number | A 680 242 00 52 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Daimler Truck North America Llc |
| Status | ACTIVE |
| Overall Diameter | 89.5 MILLIMETERS MINIMUM AND 90.5 MILLIMETERS MAXIMUM MM |
| Hardness Rating | 28.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM |
| Cross-Sectional Shape Style | RECTANGULAR |
| Surface Treatment | ZINC OVERALL |
| Peripheral Shape Style | ROUND |
| Material | STEEL COMP 1045 OVERALL |
| Center Hole Shape Style | ROUND |
| Thickness | 0.250 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 |
|---|---|
| A 680 242 00 52 PRIMARY | Daimler Truck North America Llc (USA) |
| Reference | Meaning |
|---|---|
| 681 317 04 76 | 5/9 Secondary reference Daimler Truck North America Llc |
NSN 5310-01-336-6861 is a Washer,flat, manufactured by Daimler Truck North America Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-336-6861 has 1 manufacturer part number on file: A 680 242 00 52 (Daimler Truck North America Llc).
Key specifications for A 680 242 00 52: Overall Diameter: 89.5 MILLIMETERS MINIMUM AND 90.5 MILLIMETERS MAXIMUM MM; Hardness Rating: 28.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM; Cross-Sectional Shape Style: RECTANGULAR; Surface Treatment: ZINC OVERALL. 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.