The Washer,flat, cataloged under National Stock Number 5310-00-247-7803, 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 9 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-247-7803 |
| Primary Part Number | W6649503PC12 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| Overall Diameter | 4.250 INCHES NOMINAL IN |
| Material Document and Classification | HH-P-96,TY 1 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Minimum Tensile Strength | 2000 POUNDS PER SQUARE INCH LBS |
| Peripheral Shape Style | ROUND |
| Material | CELLULOSE OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 2.375 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 |
|---|---|
| W6649503PC12 PRIMARY | General Electric Company (USA) |
| WW6650378PC12 PRIMARY | General Electric Company (USA) |
| WW6648373PC44 PRIMARY | General Electric Company (USA) |
| WW6648292PC44 PRIMARY | General Electric Company (USA) |
| WW6650373PC44 PRIMARY | General Electric Company (USA) |
| Reference | Meaning |
|---|---|
| 228-42-057PC44 | 3/2 Design control — primary reference U.S. Government activity |
| 228-42-056PC12 | 3/2 Design control — primary reference U.S. Government activity |
| 411-42-298ALT5PC12 | 3/2 Design control — primary reference U.S. Government activity |
| 253-42-23PC44 | 3/2 Design control — primary reference U.S. Government activity |
| 253-42-052PC12 | 3/2 Design control — primary reference U.S. Government activity |
| 411-42-289ALT2PC44 | 3/2 Design control — primary reference U.S. Government activity |
| 342-4200-543424ALT2PC12 | 3/2 Design control — primary reference U.S. Government activity |
| 253-42-053PC44 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-00-247-7803 is a Washer,flat, manufactured by General Electric Company, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-247-7803 has 5 manufacturer part numbers on file: W6649503PC12 (General Electric Company), WW6650378PC12 (General Electric Company), WW6648373PC44 (General Electric Company), WW6648292PC44 (General Electric Company), WW6650373PC44 (General Electric Company).
Key specifications for W6649503PC12: Overall Diameter: 4.250 INCHES NOMINAL IN; Material Document and Classification: HH-P-96,TY 1 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: RECTANGULAR; Minimum Tensile Strength: 2000 POUNDS PER SQUARE INCH LBS. 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.