The Washer,flat, cataloged under National Stock Number 5310-00-286-9294, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Thales Components Corp Div Thales Components Corporation. Government technical data includes 10 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 | 5310-00-286-9294 |
| Primary Part Number | 62403218 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Thales Components Corp Div Thales Components Corporation |
| Status | ACTIVE |
| Overall Diameter | 0.437 INCHES NOMINAL IN |
| Heat Treatment | ANNEALED |
| Material Document and Classification | MIL-S-5059 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Surface Treatment | PASSIVATE OVERALL |
| Peripheral Shape Style | ROUND |
| Material | STEEL COMP 302 OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.200 INCHES NOMINAL IN |
| Thickness | 0.030 INCHES MINIMUM AND 0.034 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 |
|---|---|
| 62403218 PRIMARY | Thales Components Corp Div Thales Components Corporation (USA) |
NSN 5310-00-286-9294 is a Washer,flat, manufactured by Thales Components Corp Div Thales Components Corporation, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-286-9294 has 1 manufacturer part number on file: 62403218 (Thales Components Corp Div Thales Components Corporation).
Key specifications for 62403218: Overall Diameter: 0.437 INCHES NOMINAL IN; Heat Treatment: ANNEALED; Material Document and Classification: MIL-S-5059 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: RECTANGULAR. 10 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.