The Washer,seal, cataloged under National Stock Number 5310-01-474-1623, 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 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Washer,seal |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Manufacturers | William Adams Pty Ltd (CAGE Z2ZA9); Westrac Equipment Pty Ltd (CAGE Z02C9); Hastings Deering (aust) Pty Ltd (CAGE ZF912); Pon Equipment B.v. (CAGE HD208); Caterpillar Inc Div Caterpillar Defense (CAGE 11083) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-474-1623 |
| Primary Part Number | 3E-4353 |
| Item Name | Washer,seal |
| 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) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 3E4353 | William Adams Pty Ltd (AUS) |
| 3E4353 | Westrac Equipment Pty Ltd (AUS) |
| 3E4353 | Hastings Deering (aust) Pty Ltd (AUS) |
| 3E-4353 | Pon Equipment B.v. (NLD) |
| 3E-4353 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
| Reference | Meaning |
|---|---|
| 7HB484 | 7/2 Vendor item drawing reference Oshkosh Defense Llc |
| 7HB484 | 5/9 Secondary reference Oshkosh Corp |
NSN 5310-01-474-1623 is a Washer,seal, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-474-1623 has 5 manufacturer part numbers on file: 3E4353 (William Adams Pty Ltd), 3E4353 (Westrac Equipment Pty Ltd), 3E4353 (Hastings Deering (aust) Pty Ltd), 3E-4353 (Pon Equipment B.v.), 3E-4353 (Caterpillar Inc Div Caterpillar Defense).
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.