The Seal,plain, cataloged under National Stock Number 5330-01-577-6055, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Defense Maritime Solutions, Inc.. The record lists 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Seal,plain |
| FSC / FSG | 5330 — Packing and Gasket Materials (FSG 53) |
| Manufacturers | Defense Maritime Solutions, Inc. (CAGE 0EYA6) |
| Parameter | Value |
|---|---|
| NSN | 5330-01-577-6055 |
| Primary Part Number | U000004298 |
| Item Name | Seal,plain |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Defense Maritime Solutions, Inc. |
| 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 |
|---|---|
| DAAK002585 SEQ #20 | Defense Maritime Solutions, Inc. (USA) |
| PAAI013612 SEQ #20 | Defense Maritime Solutions, Inc. (USA) |
| U000004298 PRIMARY | Defense Maritime Solutions, Inc. (USA) |
| Reference | Meaning |
|---|---|
| DAAK002585 | D/9 Drawing number reference only Defense Maritime Solutions, Inc. |
NSN 5330-01-577-6055 is a Seal,plain, manufactured by Defense Maritime Solutions, Inc., classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-577-6055 has 3 manufacturer part numbers on file: DAAK002585 SEQ #20 (Defense Maritime Solutions, Inc.), PAAI013612 SEQ #20 (Defense Maritime Solutions, Inc.), U000004298 (Defense Maritime Solutions, Inc.).
3 possible matches (shared part number, not a government interchangeability claim): 3110-01-601-0541, 4730-01-699-3466, 5340-01-713-4544. Verify interchangeability with system specifications before substitution.
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.