The Washer,flat, cataloged under National Stock Number 5310-01-437-9252, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Unicorp.. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-437-9252 |
| Primary Part Number | WF3151P |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Unicorp. |
| Status | ACTIVE |
| Overall Diameter | 0.182 INCHES MINIMUM AND 0.192 INCHES MAXIMUM IN |
| Material Document and Classification | L-P-410 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Peripheral Shape Style | ROUND |
| Material | PLASTIC POLYAMIDE NYLON OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.116 INCHES MINIMUM AND 0.122 INCHES MAXIMUM IN |
| Thickness | 0.013 INCHES MINIMUM AND 0.019 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 |
|---|---|
| WF3151P PRIMARY | Unicorp. (USA) |
| Reference | Meaning |
|---|---|
| 1340PD1002-001 | 7/2 Vendor item drawing reference Bae Systems Information and Electronic Systems Integration Inc. |
NSN 5310-01-437-9252 is a Washer,flat, manufactured by Unicorp., classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-437-9252 has 1 manufacturer part number on file: WF3151P (Unicorp.).
Key specifications for WF3151P: Overall Diameter: 0.182 INCHES MINIMUM AND 0.192 INCHES MAXIMUM IN; Material Document and Classification: L-P-410 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; 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.