The Washer,flat, cataloged under National Stock Number 5310-00-202-4264, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Phaostron Instrument and Electronic Company. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-202-4264 |
| Primary Part Number | PL0016-1 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Phaostron Instrument and Electronic Company |
| Status | ACTIVE |
| Overall Diameter | 0.344 INCHES NOMINAL IN |
| Hardness Rating | 40.0 DUROMETER MINIMUM AND 50.0 DUROMETER MAXIMUM |
| Cross-Sectional Shape Style | RECTANGULAR |
| Peripheral Shape Style | ROUND |
| Material | CELLULOSE OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.240 INCHES NOMINAL IN |
| Thickness | 0.031 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 |
|---|---|
| PL0016-1 PRIMARY | Phaostron Instrument and Electronic Company (USA) |
NSN 5310-00-202-4264 is a Washer,flat, manufactured by Phaostron Instrument and Electronic Company, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-202-4264 has 1 manufacturer part number on file: PL0016-1 (Phaostron Instrument and Electronic Company).
Key specifications for PL0016-1: Overall Diameter: 0.344 INCHES NOMINAL IN; Hardness Rating: 40.0 DUROMETER MINIMUM AND 50.0 DUROMETER MAXIMUM; Cross-Sectional Shape Style: RECTANGULAR; Peripheral Shape Style: ROUND. 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.