The Gasket, cataloged under National Stock Number 5330-01-293-0020, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-293-0020 |
| Primary Part Number | 1669142 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 1669142 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
| Reference | Meaning |
|---|---|
| 4W6857 | 5/9 Secondary reference Caterpillar Inc Div Caterpillar Defense |
| 6I3889 | 5/9 Secondary reference Caterpillar Inc Div Caterpillar Defense |
| 123786 | 5/9 Secondary reference Caterpillar Inc Div Caterpillar Defense |
| 1403130 | 5/9 Secondary reference Caterpillar Inc Div Caterpillar Defense |
NSN 5330-01-293-0020 is a Gasket, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-293-0020 has 1 manufacturer part number on file: 1669142 (Caterpillar Inc Div Caterpillar Defense).
2 possible matches (shared part number, not a government interchangeability claim): 6680-01-322-4182, 5130-01-603-2579. Verify interchangeability with system specifications before substitution.
Key specifications for 1669142: End Item Identification: USED ON FRONT HOUSING GROUP ON A CATERPILLAR DIESEL ENGINE P/N 3406 BDT ONBOARD 210 COAST GUARD VESSELS; LOGISTICS SUPPORT VESSEL. 0 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.