The Gasket, cataloged under National Stock Number 5330-01-045-2955, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Coast Machine Inc. Government technical data includes 6 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-045-2955 |
| Primary Part Number | 168571 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Coast Machine Inc |
| Status | ACTIVE |
| Style Designator | CIRCULAR |
| Outside Diameter | 7.500 INCHES NOMINAL IN |
| Aperture Diameter | 6.000 INCHES NOMINAL IN |
| Bolt Hole Quantity | 8 |
| Bolt Circle Diameter | 6.750 INCHES NOMINAL IN |
| Hole Diameter | 0.313 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| 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 |
|---|---|
| 168571 | Coast Machine Inc (USA) |
| Reference | Meaning |
|---|---|
| 168571 | 3/9 Design control — primary reference Goodman Ball, Inc. Dba Gbi |
| 168571 | 5/9 Secondary reference Ball a C Co |
NSN 5330-01-045-2955 is a Gasket, manufactured by Coast Machine Inc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-045-2955 has 1 manufacturer part number on file: 168571 (Coast Machine Inc).
Key specifications for 168571: Style Designator: CIRCULAR; Outside Diameter: 7.500 INCHES NOMINAL IN; Aperture Diameter: 6.000 INCHES NOMINAL IN; Bolt Hole Quantity: 8. 6 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.