The Gasket,spiral Wound, cataloged under National Stock Number 5330-01-470-6401, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-470-6401 |
| Item Name | Gasket,spiral Wound |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.170 INCHES MINIMUM AND 0.170 INCHES MINIMUM AND 0.180 INCHES MAXIMUM0.180 INCHES MAXIMUM IN |
| Gage Ring Thickness | 0.119 INCHES MINIMUM AND 0.119 INCHES MINIMUM AND 0.131 INCHES MAXIMUM0.131 INCHES MAXIMUM IN |
| Maximum Pressure Rating | 300.0 POUNDS PER SQUARE INCH (PSI)300.0 POUNDS PER SQUARE INCH (PSI) LBS |
| Style Designator | CIRCULAR |
| Material Document and Classification | MIL-N-23228 MIL SPEC 1ST MATERIAL RESPONSE AND ASTM B168 ASSN STD 2ND MATERIAL RESPONSE SPIRAL WOUND FILLER |
| Cross-Sectional Shape Style | METAL WINDING W/ SOFT FILLER AND OUTER RINGMETAL WINDING W/ SOFT FILLER AND OUTER RING |
| Gage Ring Outside Diameter | 5.875 INCHES NOMINAL5.875 INCHES NOMINAL IN |
| Aperture Diameter | 3.375 INCHES NOMINAL3.375 INCHES NOMINAL IN |
| Nondefinitive Spec/std Data | 2 TYPE AND B CLASS AND 300 SERIES |
| Material | STEEL OUTER RING |
| Material | GRAPHITE AND NICKEL ALLOY 600 SPIRAL WOUND FILLER |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| MIL-G-21032-3IN 300PSI | 4/1 Identification reference U.S. Government activity |
| MIL-G-21032 TY2 CLBSER 300 3IPS | 5/1 Secondary reference U.S. Government activity |
NSN 5330-01-470-6401 is a Gasket,spiral Wound, classified under FSC 5330, Packing and Gasket Materials. Status: active.
Key specifications for 5330-01-470-6401: Cross-Sectional Thickness: 0.170 INCHES MINIMUM AND 0.170 INCHES MINIMUM AND 0.180 INCHES MAXIMUM0.180 INCHES MAXIMUM IN; Gage Ring Thickness: 0.119 INCHES MINIMUM AND 0.119 INCHES MINIMUM AND 0.131 INCHES MAXIMUM0.131 INCHES MAXIMUM IN; Maximum Pressure Rating: 300.0 POUNDS PER SQUARE INCH (PSI)300.0 POUNDS PER SQUARE INCH (PSI) LBS; Style Designator: CIRCULAR. 11 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.