The Gasket,spiral Wound, cataloged under National Stock Number 5330-01-045-6644, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Flexitallic Us, Llc. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5330-01-045-6644 |
| Primary Part Number | CG-9G |
| Item Name | Gasket,spiral Wound |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Flexitallic Us, Llc |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.175 INCHES NOMINAL0.175 INCHES NOMINAL IN |
| Gage Ring Thickness | 0.125 INCHES NOMINAL0.125 INCHES NOMINAL IN |
| Style Designator | CIRCULAR |
| Bearing Surface Width | 0.531 INCHES NOMINAL0.531 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | METAL WINDING W/ SOFT FILLER AND OUTER RINGMETAL WINDING W/ SOFT FILLER AND OUTER RING |
| Outside Diameter | 3.375 INCHES NOMINAL3.375 INCHES NOMINAL IN |
| Gage Ring Outside Diameter | 5.625 INCHES NOMINAL5.625 INCHES NOMINAL IN |
| Aperture Diameter | 2.312 INCHES NOMINAL2.312 INCHES NOMINAL IN |
| Surface Treatment | ZINC OVERALL |
| Material | STEEL COMP 304 AND ASBESTOS CHRYSOTILE 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 |
|---|---|
| CG-9G PRIMARY | Flexitallic Us, Llc (USA) |
| Reference | Meaning |
|---|---|
| CG-9G | 5/9 Secondary reference Flexitallic Gasket Co Inc |
NSN 5330-01-045-6644 is a Gasket,spiral Wound, manufactured by Flexitallic Us, Llc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-045-6644 has 1 manufacturer part number on file: CG-9G (Flexitallic Us, Llc).
Key specifications for CG-9G: Cross-Sectional Thickness: 0.175 INCHES NOMINAL0.175 INCHES NOMINAL IN; Gage Ring Thickness: 0.125 INCHES NOMINAL0.125 INCHES NOMINAL IN; Style Designator: CIRCULAR; Bearing Surface Width: 0.531 INCHES NOMINAL0.531 INCHES NOMINAL IN. 10 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.