The Washer,flat, cataloged under National Stock Number 5310-00-404-8311, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is General Electric 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-404-8311 |
| Primary Part Number | 4804854PT5 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| Width Across Flats | 1.000 INCHES NOMINAL IN |
| Length | 1.562 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | RECTANGULAR |
| Peripheral Shape Style | RECTANGULAR |
| Material | STEEL COMP 1009 OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.562 INCHES NOMINAL IN |
| Thickness | 0.062 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 |
|---|---|
| 4804854PT5 PRIMARY | General Electric Company (USA) |
| Reference | Meaning |
|---|---|
| K-4804854 P.5 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| K-4804854 PC5 | C/1 Advisory reference — outside the item-of-supply concept General Electric Company |
| K-4804854 PIECE | C/1 Advisory reference — outside the item-of-supply concept General Electric Company |
NSN 5310-00-404-8311 is a Washer,flat, manufactured by General Electric Company, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-404-8311 has 1 manufacturer part number on file: 4804854PT5 (General Electric Company).
Key specifications for 4804854PT5: Width Across Flats: 1.000 INCHES NOMINAL IN; Length: 1.562 INCHES NOMINAL IN; Cross-Sectional Shape Style: RECTANGULAR; Special Features: HOLE OFF CENTER. 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.