The Washer,flat, cataloged under National Stock Number 5310-01-116-4763, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Perkins Engines Inc. Government technical data includes 9 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 | 5310-01-116-4763 |
| Primary Part Number | 33115411 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Perkins Engines Inc |
| Status | ACTIVE |
| Overall Diameter | 0.750 INCHES NOMINAL IN |
| Material Document and Classification | B.S.1449 GRADE CSA10BR ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Surface Treatment | PHOSPHATE OVERALL |
| Peripheral Shape Style | ROUND |
| Material | STEEL OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.469 INCHES NOMINAL IN |
| Thickness | 0.104 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 |
|---|---|
| 33115411 PRIMARY | Perkins Engines Inc (USA) |
NSN 5310-01-116-4763 is a Washer,flat, manufactured by Perkins Engines Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-116-4763 has 1 manufacturer part number on file: 33115411 (Perkins Engines Inc).
Key specifications for 33115411: Overall Diameter: 0.750 INCHES NOMINAL IN; Material Document and Classification: B.S.1449 GRADE CSA10BR ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: RECTANGULAR; Surface Treatment: PHOSPHATE OVERALL. 9 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.