The Packing,preformed, cataloged under National Stock Number 5330-01-251-2933, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Cooper Valve Co Div of Texstream. Government technical data includes 1 specification, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-251-2933 |
| Primary Part Number | D-33580-L PIECE 7-1.250 IN |
| Item Name | Packing,preformed |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Cooper Valve Co Div of Texstream |
| Status | ACTIVE |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE 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-33580-L PIECE 7-1.250 IN | William Powell Company, the Dba Powell Valve Div the Starflo Corporation (USA) |
| D-33580-L PIECE 7-1.250 IN PRIMARY | Cooper Valve Co Div of Texstream (USA) |
NSN 5330-01-251-2933 is a Packing,preformed, manufactured by Cooper Valve Co Div of Texstream, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-251-2933 has 2 manufacturer part numbers on file: D-33580-L PIECE 7-1.250 IN (William Powell Company, the Dba Powell Valve Div the Starflo Corporation), D-33580-L PIECE 7-1.250 IN (Cooper Valve Co Div of Texstream).
Key specifications for D-33580-L PIECE 7-1.250 IN: Material: PLASTIC POLYTETRAFLUOROETHYLENE OVERALL. 1 specification is 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.