The Gasket, cataloged under National Stock Number 5330-01-076-4989, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Cunico Corporation. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5330-01-076-4989 |
| Primary Part Number | BB-1814 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Cunico Corporation |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.030 INCHES MINIMUM AND 0.035 INCHES MAXIMUM IN |
| Style Designator | CIRCULAR |
| Material Document and Classification | HH-P-96 FED SPEC ALL MATERIAL RESPONSES OVERALL |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Outside Diameter | 12.500 INCHES NOMINAL IN |
| Aperture Diameter | 10.000 INCHES NOMINAL IN |
| Bolt Hole Quantity | 12 |
| Bolt Circle Diameter | 11.250 INCHES NOMINAL IN |
| Material | PAPER AND GLUE OVERALL |
| Hole Diameter | 0.688 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 |
|---|---|
| BB-1814 PRIMARY | Cunico Corporation (USA) |
| DD-1685-16 | Cunico Corporation (USA) |
| Reference | Meaning |
|---|---|
| DD-4905 REF NO 13 | C/1 Advisory reference — outside the item-of-supply concept Cunico Corporation |
| 17-589 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| DD-4520 REF NO 13 | C/1 Advisory reference — outside the item-of-supply concept Cunico Corporation |
NSN 5330-01-076-4989 is a Gasket, manufactured by Cunico Corporation, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-076-4989 has 2 manufacturer part numbers on file: BB-1814 (Cunico Corporation), DD-1685-16 (Cunico Corporation).
2 possible matches (shared part number, not a government interchangeability claim): 6145-01-233-4604, 6240-01-520-3390. Verify interchangeability with system specifications before substitution.
Key specifications for BB-1814: Cross-Sectional Thickness: 0.030 INCHES MINIMUM AND 0.035 INCHES MAXIMUM IN; Style Designator: CIRCULAR; Material Document and Classification: HH-P-96 FED SPEC ALL MATERIAL RESPONSES 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.