The Gasket,spiral Wound, cataloged under National Stock Number 5330-01-503-3336, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Chromalox Inc. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-503-3336 |
| Primary Part Number | 132-304639-016 |
| Item Name | Gasket,spiral Wound |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Chromalox Inc |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.175 INCHES NOMINAL0.175 INCHES NOMINAL IN |
| Gage Ring Thickness | 0.093 INCHES NOMINAL0.093 INCHES NOMINAL IN |
| Style Designator | CIRCULAR |
| Material Document and Classification | FILLER MATERIAL TO BE GRAPHITE (VERDICARB) BY GARLOCK OR EQUIVALEN T APPROVED MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | METAL WINDING W/ SOFT FILLER AND OUTER RINGMETAL WINDING W/ SOFT FILLER AND OUTER RING |
| Outside Diameter | 12.500 INCHES NOMINAL12.500 INCHES NOMINAL IN |
| Gage Ring Outside Diameter | 13.375 INCHES NOMINAL13.375 INCHES NOMINAL IN |
| Aperture Diameter | 11.313 INCHES NOMINAL11.313 INCHES NOMINAL IN |
| Material | GRAPHITE AND STEEL COMP 304 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 |
|---|---|
| 132-304639-016 PRIMARY | Chromalox Inc (USA) |
| 054-500874-062 ITEM 16 | Chromalox Inc (USA) |
| Reference | Meaning |
|---|---|
| 132-304639-000 | D/9 Drawing number reference only Chromalox Inc |
NSN 5330-01-503-3336 is a Gasket,spiral Wound, manufactured by Chromalox Inc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-503-3336 has 2 manufacturer part numbers on file: 132-304639-016 (Chromalox Inc), 054-500874-062 ITEM 16 (Chromalox Inc).
Key specifications for 132-304639-016: Cross-Sectional Thickness: 0.175 INCHES NOMINAL0.175 INCHES NOMINAL IN; Gage Ring Thickness: 0.093 INCHES NOMINAL0.093 INCHES NOMINAL IN; Style Designator: CIRCULAR; Material Document and Classification: FILLER MATERIAL TO BE GRAPHITE (VERDICARB) BY GARLOCK OR EQUIVALEN T APPROVED MFR REF SINGLE MATERIAL RESPONSE OVERALL. 9 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.