The Seal Ring,metal, cataloged under National Stock Number 5330-01-598-0854, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is W.w. Williams Company, the Llc Dba W W Williams Company-Midwest Division. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Seal Ring,metal |
| FSC / FSG | 5330 — Packing and Gasket Materials (FSG 53) |
| Manufacturers | W.w. Williams Company, the Llc Dba W W Williams Company-Midwest Division (CAGE 1B318) |
| Parameter | Value |
|---|---|
| NSN | 5330-01-598-0854 |
| Primary Part Number | A0149974647 |
| Item Name | Seal Ring,metal |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | W.w. Williams Company, the Llc Dba W W Williams Company-Midwest Division |
| 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 |
|---|---|
| A0149974647 PRIMARY | W.w. Williams Company, the Llc Dba W W Williams Company-Midwest Division (USA) |
NSN 5330-01-598-0854 is a Seal Ring,metal, manufactured by W.w. Williams Company, the Llc Dba W W Williams Company-Midwest Division, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-598-0854 has 1 manufacturer part number on file: A0149974647 (W.w. Williams Company, the Llc Dba W W Williams Company-Midwest Division).
1 possible match (shared part number, not a government interchangeability claim): 5330-01-602-2737. 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.