The Gasket,spiral Wound, cataloged under National Stock Number 5330-01-474-6443, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Valtek Inc. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-474-6443 |
| Primary Part Number | 10000079 |
| Item Name | Gasket,spiral Wound |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Valtek Inc |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.120 INCHES NOMINAL0.120 INCHES NOMINAL IN |
| Style Designator | CIRCULAR |
| Cross-Sectional Shape Style | METAL WINDING W/ SOFT FILLER AND INNER AND OUTER RINGSMETAL WINDING W/ SOFT FILLER AND INNER AND OUTER RINGS |
| Outside Diameter | 2.500 INCHES NOMINAL2.500 INCHES NOMINAL IN |
| Aperture Diameter | 2.120 INCHES NOMINAL2.120 INCHES NOMINAL IN |
| Material | STEEL COMP 316 OUTER RING |
| Material | GRAPHITE SPIRAL WOUND FILLER |
| Material | STEEL COMP 316 INNER RING |
| 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 |
|---|---|
| 10000079 PRIMARY | Valtek Inc (USA) |
| Reference | Meaning |
|---|---|
| 10000079 | 5/9 Secondary reference Mcjunkin Corp Mcpac Inc Div |
NSN 5330-01-474-6443 is a Gasket,spiral Wound, manufactured by Valtek Inc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-474-6443 has 1 manufacturer part number on file: 10000079 (Valtek Inc).
Key specifications for 10000079: Cross-Sectional Thickness: 0.120 INCHES NOMINAL0.120 INCHES NOMINAL IN; Style Designator: CIRCULAR; Cross-Sectional Shape Style: METAL WINDING W/ SOFT FILLER AND INNER AND OUTER RINGSMETAL WINDING W/ SOFT FILLER AND INNER AND OUTER RINGS; Outside Diameter: 2.500 INCHES NOMINAL2.500 INCHES NOMINAL IN. 8 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.