The Washer,flat, cataloged under National Stock Number 5310-01-619-4635, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Datapath, Inc. Dba Datapath Inc. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-619-4635 |
| Primary Part Number | 298407-01 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Datapath, Inc. Dba Datapath Inc |
| Status | ACTIVE |
| Overall Diameter | 0.868 INCHES MINIMUM AND 0.905 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | RECTANGULAR |
| Peripheral Shape Style | ROUND |
| Material | STEEL COMP 304 OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.370 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN |
| Thickness | 0.064 INCHES MINIMUM AND 0.104 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 |
|---|---|
| 298407-01 PRIMARY | Datapath, Inc. Dba Datapath Inc (USA) |
NSN 5310-01-619-4635 is a Washer,flat, manufactured by Datapath, Inc. Dba Datapath Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-619-4635 has 1 manufacturer part number on file: 298407-01 (Datapath, Inc. Dba Datapath Inc).
Key specifications for 298407-01: Overall Diameter: 0.868 INCHES MINIMUM AND 0.905 INCHES MAXIMUM IN; Cross-Sectional Shape Style: RECTANGULAR; Peripheral Shape Style: ROUND; End Item Identification: 5895-01-608-2698. 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.