The Retainer,packing, cataloged under National Stock Number 5330-01-206-7365, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Twc the Valve Company, L.l.c.. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5330-01-206-7365 |
| Primary Part Number | 633001 |
| Item Name | Retainer,packing |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Twc the Valve Company, L.l.c. |
| Status | ACTIVE |
| Material Document and Classification | ASTM A182 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Material | STEEL CORROSION RESISTING 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 |
|---|---|
| 633001 PRIMARY | Twc the Valve Company, L.l.c. (USA) |
| N-11398-1 2.5IN PC 10 | Twc the Valve Company, L.l.c. (USA) |
| Reference | Meaning |
|---|---|
| N-11398 PIECE 10 2 1/2IN | 5/9 Secondary reference The Walworth Company |
NSN 5330-01-206-7365 is a Retainer,packing, manufactured by Twc the Valve Company, L.l.c., classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-206-7365 has 2 manufacturer part numbers on file: 633001 (Twc the Valve Company, L.l.c.), N-11398-1 2.5IN PC 10 (Twc the Valve Company, L.l.c.).
1 possible match (shared part number, not a government interchangeability claim): 5340-01-616-1712. Verify interchangeability with system specifications before substitution.
Key specifications for 633001: Material Document and Classification: ASTM A182 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Material: STEEL CORROSION RESISTING 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.