The Washer,flat, cataloged under National Stock Number 5310-01-364-6439, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Item Name | Washer,flat |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Manufacturers | Hastings Deering (aust) Pty Ltd (CAGE ZF912); Finning (uk) Ltd (CAGE U8468); William Adams Pty Ltd (CAGE Z8Q46); Caterpillar Inc Div Caterpillar Defense (CAGE 11083); Tvs Supply Chain Solutions Limited (CAGE KCQ24) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-364-6439 |
| Primary Part Number | 9R1510 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| 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 |
|---|---|
| 9R-1510 | Hastings Deering (aust) Pty Ltd (AUS) |
| 9R-1510 | Finning (uk) Ltd (GBR) |
| 9R-1510 | William Adams Pty Ltd (AUS) |
| 9R1510 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
| CV162474D | Tvs Supply Chain Solutions Limited (GBR) |
| 9R-1510 | Westrac Equipment Pty Ltd (AUS) |
NSN 5310-01-364-6439 is a Washer,flat, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-364-6439 has 6 manufacturer part numbers on file: 9R-1510 (Hastings Deering (aust) Pty Ltd), 9R-1510 (Finning (uk) Ltd), 9R-1510 (William Adams Pty Ltd), 9R1510 (Caterpillar Inc Div Caterpillar Defense), CV162474D (Tvs Supply Chain Solutions Limited) and 1 more.
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.