The Washer,flat, cataloged under National Stock Number 5310-01-425-5777, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Ge Aviation Systems Llc Dba Ge Aviation Systems Llc. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-425-5777 |
| Primary Part Number | 27479-1 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Ge Aviation Systems Llc Dba Ge Aviation Systems Llc |
| Status | ACTIVE |
| 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 |
|---|---|
| 27479-1 PRIMARY | Ge Aviation Systems Llc Dba Ge Aviation Systems Llc (USA) |
| 27479-1 | Criss Optical Manufacturing Co Inc Div Criss Optical Mfg Co Inc (USA) |
| Reference | Meaning |
|---|---|
| 27479-1 | 3/9 Design control — primary reference Ge Aviation Systems Llc Dba Ge Aviation |
NSN 5310-01-425-5777 is a Washer,flat, manufactured by Ge Aviation Systems Llc Dba Ge Aviation Systems Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-425-5777 has 2 manufacturer part numbers on file: 27479-1 (Ge Aviation Systems Llc Dba Ge Aviation Systems Llc), 27479-1 (Criss Optical Manufacturing Co Inc Div Criss Optical Mfg Co Inc).
Key specifications for 27479-1: End Item Identification: USED ON C-130 AIRCRAFT 27100 SUCTION BOOST PUMP. 0 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.