The Washer,flat, cataloged under National Stock Number 5310-01-684-6804, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Thales Defense & Security Inc Dba Thales Communications Inc. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-684-6804 |
| Primary Part Number | 71280-002 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Thales Defense & Security Inc Dba Thales Communications Inc |
| Status | ACTIVE |
| Center Hole Width | 0.137 INCHES NOMINAL IN |
| Overall Diameter | 0.25 INCHES NOMINAL IN |
| Peripheral Shape Style | ROUND |
| Center Hole Shape Style | ROUND |
| Thickness | 0.008 INCHES MINIMUM AND 0.012 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 |
|---|---|
| 71280-002 PRIMARY | Thales Defense & Security Inc Dba Thales Communications Inc (USA) |
| Reference | Meaning |
|---|---|
| 95630A235 | D/9 Drawing number reference only Mcmaster-Carr Supply Co |
NSN 5310-01-684-6804 is a Washer,flat, manufactured by Thales Defense & Security Inc Dba Thales Communications Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-684-6804 has 1 manufacturer part number on file: 71280-002 (Thales Defense & Security Inc Dba Thales Communications Inc).
Key specifications for 71280-002: Center Hole Width: 0.137 INCHES NOMINAL IN; Overall Diameter: 0.25 INCHES NOMINAL IN; Peripheral Shape Style: ROUND; Part Name Assigned by Controlling Agency: WASHER, FLAT. 5 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.