The Seal Ring,metal, cataloged under National Stock Number 5330-01-656-0258, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Technetics Group Llc Dba Technetics Group Columbia Div Technetics Group Columbia. The record lists 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | Seal Ring,metal |
| FSC / FSG | 5330 — Packing and Gasket Materials (FSG 53) |
| Manufacturers | Naval Sea Systems Command (CAGE 53711); Technetics Group Llc Dba Technetics Group Columbia Div Technetics Group Columbia (CAGE 56257) |
| Parameter | Value |
|---|---|
| NSN | 5330-01-656-0258 |
| Primary Part Number | S-282512 |
| Item Name | Seal Ring,metal |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Technetics Group Llc Dba Technetics Group Columbia Div Technetics Group Columbia |
| 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 |
|---|---|
| 754-6407546 ITEM 1 | Naval Sea Systems Command (USA) |
| S-282512 PRIMARY | Technetics Group Llc Dba Technetics Group Columbia Div Technetics Group Columbia (USA) |
| Reference | Meaning |
|---|---|
| 211054916 | 5/2 Secondary reference U.S. Government activity |
| 754-6407500 ITEM 83 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 5330-01-656-0258 is a Seal Ring,metal, manufactured by Technetics Group Llc Dba Technetics Group Columbia Div Technetics Group Columbia, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-656-0258 has 2 manufacturer part numbers on file: 754-6407546 ITEM 1 (Naval Sea Systems Command), S-282512 (Technetics Group Llc Dba Technetics Group Columbia Div Technetics Group Columbia).
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.