The Gasket, cataloged under National Stock Number 5330-00-415-0789, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Cooper Machinery Services Llc. Government technical data includes 4 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through both NSN and commercial part number lookups. 22 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-415-0789 |
| Primary Part Number | DI1637 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Cooper Machinery Services Llc |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.063 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Outside Diameter | 3.813 INCHES NOMINAL IN |
| Bolt Circle Diameter | 2.688 INCHES NOMINAL 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 |
|---|---|
| DI1637 | Cooper Machinery Services Llc (USA) |
| Reference | Meaning |
|---|---|
| N38473PC12 | 5/9 Secondary reference General Motors Corp |
| 3371528 | 5/9 Secondary reference General Motors Corp |
| 3301018 | 5/9 Secondary reference Kaydon Custom Filtration Corporation |
| 230-51-5 | 5/9 Secondary reference Kaydon Custom Filtration Corporation |
| DI1637 | 5/9 Secondary reference Westinghouse Electric Corp |
| 230-51-5 | 3/9 Design control — primary reference Kaydon Corporation Dba Kaydon Filtration Group |
| ZZ5494 | 5/9 Secondary reference Kaydon Custom Filtration Corporation |
| 3279226 | 5/9 Secondary reference Kaydon Custom Filtration Corporation |
| 230-51-5 | 5/9 Secondary reference Cooper Machinery Services Llc |
| N38873PC19 | 5/9 Secondary reference General Motors Corp |
| DI1637 | 5/9 Secondary reference Kaydon Custom Filtration Corporation |
| N38873PC19 | 5/9 Secondary reference Kaydon Custom Filtration Corporation |
| N38473PC12 | 5/9 Secondary reference Kaydon Custom Filtration Corporation |
| 3279225 | 5/9 Secondary reference Kaydon Custom Filtration Corporation |
| 3279225 | 5/9 Secondary reference General Motors Corp |
| 230-51-5 | 5/9 Secondary reference Westinghouse Electric Corp |
| 230-51-5 | 5/9 Secondary reference General Motors Corp |
| 3301018 | 5/9 Secondary reference General Motors Corp |
| 3279226 | 5/9 Secondary reference General Motors Corp |
| 3371528 | 5/9 Secondary reference Kaydon Custom Filtration Corporation |
NSN 5330-00-415-0789 is a Gasket, manufactured by Cooper Machinery Services Llc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-415-0789 has 1 manufacturer part number on file: DI1637 (Cooper Machinery Services Llc).
3 possible matches (shared part number, not a government interchangeability claim): 5961-00-900-0064, 5999-01-082-4077, 6515-01-141-0652. Verify interchangeability with system specifications before substitution.
Key specifications for DI1637: Cross-Sectional Thickness: 0.063 INCHES NOMINAL IN; Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION; Outside Diameter: 3.813 INCHES NOMINAL IN; Bolt Circle Diameter: 2.688 INCHES NOMINAL IN. 4 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.