The Gasket,spiral Wound, cataloged under National Stock Number 5330-01-188-7640, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 9 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-188-7640 |
| Primary Part Number | 75A500839-2001 |
| Item Name | Gasket,spiral Wound |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.135 INCHES MINIMUM AND 0.135 INCHES MINIMUM AND 0.183 INCHES MAXIMUM0.183 INCHES MAXIMUM IN |
| Gage Ring Thickness | 0.065 INCHES MINIMUM AND 0.065 INCHES MINIMUM AND 0.075 INCHES MAXIMUM0.075 INCHES MAXIMUM IN |
| Bearing Surface Width | 0.157 INCHES NOMINAL0.157 INCHES NOMINAL IN |
| Material Document and Classification | QQ-C-576 FED SPEC ALL MATERIAL RESPONSES OVERALL |
| Cross-Sectional Shape Style | METAL WINDING W/ SOFT FILLER AND OUTER RINGMETAL WINDING W/ SOFT FILLER AND OUTER RING |
| Outside Diameter | 1.323 INCHES MINIMUM AND 1.323 INCHES MINIMUM AND 1.333 INCHES MAXIMUM1.333 INCHES MAXIMUM IN |
| Gage Ring Outside Diameter | 1.585 INCHES MINIMUM AND 1.585 INCHES MINIMUM AND 1.742 INCHES MAXIMUM1.742 INCHES MAXIMUM IN |
| Aperture Diameter | 1.000 INCHES MINIMUM AND 1.000 INCHES MINIMUM AND 1.030 INCHES MAXIMUM1.030 INCHES MAXIMUM IN |
| Material | COPPER ALLOY 110 OR COPPER ALLOY 125 OR COPPER ALLOY 122 OR COPPER ALLOY 102 OR COPPER ALLOY 116 OR COPPER ALLOY 105 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 |
|---|---|
| 75A500839-2001 PRIMARY | The Boeing Company Div Defense (USA) |
NSN 5330-01-188-7640 is a Gasket,spiral Wound, manufactured by The Boeing Company Div Defense, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-188-7640 has 1 manufacturer part number on file: 75A500839-2001 (The Boeing Company Div Defense).
Key specifications for 75A500839-2001: Cross-Sectional Thickness: 0.135 INCHES MINIMUM AND 0.135 INCHES MINIMUM AND 0.183 INCHES MAXIMUM0.183 INCHES MAXIMUM IN; Gage Ring Thickness: 0.065 INCHES MINIMUM AND 0.065 INCHES MINIMUM AND 0.075 INCHES MAXIMUM0.075 INCHES MAXIMUM IN; Bearing Surface Width: 0.157 INCHES NOMINAL0.157 INCHES NOMINAL IN; Material Document and Classification: QQ-C-576 FED SPEC ALL MATERIAL RESPONSES 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.