The Gasket, cataloged under National Stock Number 5330-01-245-3840, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Cbt Corporation. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-245-3840 |
| Primary Part Number | 7-327-028352 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Cbt Corporation |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.046 INCHES NOMINAL IN |
| Style Designator | CIRCULAR |
| Material Document and Classification | CV406 FSCM 91015 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Outside Diameter | 6.250 INCHES NOMINAL IN |
| Aperture Diameter | 4.810 INCHES NOMINAL IN |
| Bolt Hole Quantity | 6 |
| Bolt Circle Diameter | 5.500 INCHES NOMINAL IN |
| Material | RUBBER SYNTHETIC AND PAPER OVERALL |
| Hole Diameter | 0.344 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 |
|---|---|
| 7-327-028352 PRIMARY | Cbt Corporation (USA) |
| Reference | Meaning |
|---|---|
| 401528 | 5/9 Secondary reference Haldex Brake Products Corporation |
| 401528-P | 3/9 Design control — primary reference Haldex Brake Products Corporation |
| 401528-P | 5/9 Secondary reference Cbt Corporation |
NSN 5330-01-245-3840 is a Gasket, manufactured by Cbt Corporation, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-245-3840 has 1 manufacturer part number on file: 7-327-028352 (Cbt Corporation).
1 possible match (shared part number, not a government interchangeability claim): 6515-01-419-6515. Verify interchangeability with system specifications before substitution.
Key specifications for 7-327-028352: Cross-Sectional Thickness: 0.046 INCHES NOMINAL IN; Style Designator: CIRCULAR; Material Document and Classification: CV406 FSCM 91015 MFR REF SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION. 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.