The Washer,flat, cataloged under National Stock Number 5310-01-379-9646, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Eldec Aerospace Corp. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-379-9646 |
| Primary Part Number | PLWA27-03 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Eldec Aerospace Corp |
| Status | ACTIVE |
| Overall Diameter | 0.282 INCHES MINIMUM AND 0.302 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | RECTANGULAR |
| Peripheral Shape Style | ROUND |
| Material | STEEL CORROSION RESISTING OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.187 INCHES MINIMUM AND 0.207 INCHES MAXIMUM IN |
| Thickness | 0.040 INCHES MINIMUM AND 0.060 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 |
NSN 5310-01-379-9646 is a Washer,flat, manufactured by Eldec Aerospace Corp, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-379-9646 has 2 manufacturer part numbers on file: PLWA27-03 (Eldec Aerospace Corp), WA27-03 (Eldec Aerospace Corp).
Key specifications for PLWA27-03: Overall Diameter: 0.282 INCHES MINIMUM AND 0.302 INCHES MAXIMUM IN; Cross-Sectional Shape Style: RECTANGULAR; Peripheral Shape Style: ROUND; Material: STEEL CORROSION RESISTING OVERALL. 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.