The Gasket, cataloged under National Stock Number 5330-00-292-1385, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Ontic Engineering & Manufacturing, Inc Dba Ontic Us. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government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 | 5330-00-292-1385 |
| Primary Part Number | 525-11 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Ontic Engineering & Manufacturing, Inc Dba Ontic Us |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.016 INCHES NOMINAL IN |
| Style Designator | CIRCULAR |
| Material Document and Classification | MIL-A-7021,CL 1 MIL SPEC ALL MATERIAL RESPONSES OVERALL |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Outside Diameter | 1.797 INCHES NOMINAL IN |
| Aperture Diameter | 1.125 INCHES NOMINAL IN |
| Bolt Hole Quantity | 4 |
| Bolt Circle Diameter | 1.453 INCHES NOMINAL IN |
| Material | ASBESTOS AND RUBBER NATURAL OR RUBBER SYNTHETIC OVERALL |
| Hole Diameter | 0.188 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 |
|---|---|
| 525-11 PRIMARY | Ontic Engineering & Manufacturing, Inc Dba Ontic Us (USA) |
| Reference | Meaning |
|---|---|
| 525-11 | 5/9 Secondary reference Donallco Inc |
NSN 5330-00-292-1385 is a Gasket, manufactured by Ontic Engineering & Manufacturing, Inc Dba Ontic Us, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-292-1385 has 1 manufacturer part number on file: 525-11 (Ontic Engineering & Manufacturing, Inc Dba Ontic Us).
6 possible matches (shared part number, not a government interchangeability claim): 4730-00-293-7276, 5330-01-058-7117, 5342-01-137-6779. Verify interchangeability with system specifications before substitution.
Key specifications for 525-11: Cross-Sectional Thickness: 0.016 INCHES NOMINAL IN; Style Designator: CIRCULAR; Material Document and Classification: MIL-A-7021,CL 1 MIL 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.