The Gasket, cataloged under National Stock Number 5330-01-421-9252, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Mechanical Equipment Company, Inc. Dba Mechanical Equipment Co Inc. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-421-9252 |
| Primary Part Number | 1311949000 ITEM 3 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Mechanical Equipment Company, Inc. Dba Mechanical Equipment Co Inc |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.094 INCHES NOMINAL IN |
| Hardness Rating | 55.0 SHORE DUROMETER A MINIMUM AND 65.0 SHORE DUROMETER A MAXIMUM OVERALL |
| Style Designator | CIRCULAR |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Outside Diameter | 6.000 INCHES NOMINAL IN |
| Aperture Diameter | 5.000 INCHES NOMINAL IN |
| Material | RUBBER ETHYLENE-PROPYLENE-DIENE CLASS EPDM OVERALL |
| 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 |
|---|---|
| 1311949000 ITEM 3 PRIMARY | Mechanical Equipment Company, Inc. Dba Mechanical Equipment Co Inc (USA) |
| Reference | Meaning |
|---|---|
| 1311949001 | 5/9 Secondary reference Mechanical Equipment Company, Inc. Dba Mechanical Equipment Co Inc |
NSN 5330-01-421-9252 is a Gasket, manufactured by Mechanical Equipment Company, Inc. Dba Mechanical Equipment Co Inc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-421-9252 has 1 manufacturer part number on file: 1311949000 ITEM 3 (Mechanical Equipment Company, Inc. Dba Mechanical Equipment Co Inc).
Key specifications for 1311949000 ITEM 3: Cross-Sectional Thickness: 0.094 INCHES NOMINAL IN; Hardness Rating: 55.0 SHORE DUROMETER A MINIMUM AND 65.0 SHORE DUROMETER A MAXIMUM OVERALL; Style Designator: CIRCULAR; Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION. 7 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.