The Washer,flat, cataloged under National Stock Number 5310-01-471-8519, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation. The record lists 5 manufacturer part numbers 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Item Name | Washer,flat |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Manufacturers | Northrop Grumman Systems Corporation (CAGE 78022); Boeing Defence Australia Ltd Div Defense, Space & Security (CAGE Z8T75); Leonardo Spa Helicopters Division - Production Site (CAGE A0126); Boeing Defence Australia Ltd (CAGE Z03F0); Leonardo Spa Aeronautics Division - Pomigliano D'arco Site (CAGE A0170) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-471-8519 |
| Primary Part Number | NAS1149C0716R |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| NAS1149C0716R PRIMARY | Northrop Grumman Systems Corporation (USA) |
| NAS1149C0716R | Boeing Defence Australia Ltd Div Defense, Space & Security (AUS) |
| NAS1149C0716R | Leonardo Spa Helicopters Division - Production Site (ITA) |
| NAS1149C0716R | Boeing Defence Australia Ltd (AUS) |
| NAS1149C0716R | Leonardo Spa Aeronautics Division - Pomigliano D'arco Site (ITA) |
| Reference | Meaning |
|---|---|
| NAS1149C0716R | 3/2 Design control — primary reference U.S. Government activity |
| NAS1149C0716R | 3/2 Design control — primary reference U.S. Government activity |
| 5310PL1672932 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 5310-01-471-8519 is a Washer,flat, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-471-8519 has 5 manufacturer part numbers on file: NAS1149C0716R (Northrop Grumman Systems Corporation), NAS1149C0716R (Boeing Defence Australia Ltd Div Defense, Space & Security), NAS1149C0716R (Leonardo Spa Helicopters Division - Production Site), NAS1149C0716R (Boeing Defence Australia Ltd), NAS1149C0716R (Leonardo Spa Aeronautics Division - Pomigliano D'arco Site).
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.