The Retainer,packing, cataloged under National Stock Number 5330-01-264-1098, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Continental Emsco Co Skagit Products Div. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-264-1098 |
| Primary Part Number | D-1958 |
| Item Name | Retainer,packing |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Continental Emsco Co Skagit Products Div |
| Status | ACTIVE |
| Material Document and Classification | ASTM A27 CL 70-36 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Material | STEEL UNS J03501 OVERALL |
| 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 |
|---|---|
| D-1958 PRIMARY | Continental Emsco Co Skagit Products Div (USA) |
| Reference | Meaning |
|---|---|
| 52497-H PIECE 35 | 5/9 Secondary reference Continental Emsco Co Skagit Products Div |
NSN 5330-01-264-1098 is a Retainer,packing, manufactured by Continental Emsco Co Skagit Products Div, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-264-1098 has 1 manufacturer part number on file: D-1958 (Continental Emsco Co Skagit Products Div).
1 possible match (shared part number, not a government interchangeability claim): 5985-01-336-3333. Verify interchangeability with system specifications before substitution.
Key specifications for D-1958: Material Document and Classification: ASTM A27 CL 70-36 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Material: STEEL UNS J03501 OVERALL. 2 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.