The Packing,preformed, cataloged under National Stock Number 5330-01-539-5943, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Betz, William Jr., Inc. Dba Betz Plumbing & Heating Supplies. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-539-5943 |
| Primary Part Number | T064638 PP |
| Item Name | Packing,preformed |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Betz, William Jr., Inc. Dba Betz Plumbing & Heating Supplies |
| Status | ACTIVE |
| FSC Application Data | VALVE STEM |
| Material | FIBER NONASBESTOS AND GRAPHITE 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 |
|---|---|
| T064638 PP PRIMARY | Betz, William Jr., Inc. Dba Betz Plumbing & Heating Supplies (USA) |
| Reference | Meaning |
|---|---|
| T064638 PP | 3/9 Design control — primary reference Nibco Inc |
| S-235-Y PT 7 .25IN | 5/9 Secondary reference Nibco Inc |
NSN 5330-01-539-5943 is a Packing,preformed, manufactured by Betz, William Jr., Inc. Dba Betz Plumbing & Heating Supplies, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-539-5943 has 1 manufacturer part number on file: T064638 PP (Betz, William Jr., Inc. Dba Betz Plumbing & Heating Supplies).
Key specifications for T064638 PP: FSC Application Data: VALVE STEM; Special Features: ARAMID FIBER WITH GRAPHITE MATERIAL; End Item Identification: S-235-Y AND T-235-Y CLASS 150 BRONZE GLOBE VALVES, 1/4 INCH IN; Material: FIBER NONASBESTOS AND GRAPHITE 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.