The Gasket, cataloged under National Stock Number 5330-00-191-4926, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Parker-Hannifin Corporation Dba Service and Support Operation Div Services and Support Operations. Government technical data includes 7 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-191-4926 |
| Primary Part Number | S304-12 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Parker-Hannifin Corporation Dba Service and Support Operation Div Services and Support Operations |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.050 INCHES MINIMUM AND 0.058 INCHES MAXIMUM IN |
| Style Designator | CIRCULAR |
| Material Document and Classification | AMS 3651 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Outside Diameter | 3.240 INCHES MINIMUM AND 3.242 INCHES MAXIMUM IN |
| Aperture Diameter | 2.998 INCHES MINIMUM AND 3.000 INCHES MAXIMUM IN |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE 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 |
|---|---|
| S304-12 PRIMARY | Parker-Hannifin Corporation Dba Service and Support Operation Div Services and Support Operations (USA) |
| S304-12 | Federal Industries, Inc. Dba United Valve Company (USA) |
| Reference | Meaning |
|---|---|
| S304-12 | 5/9 Secondary reference U.S. Government activity |
| 10119450 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 5330-00-191-4926 is a Gasket, manufactured by Parker-Hannifin Corporation Dba Service and Support Operation Div Services and Support Operations, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-191-4926 has 2 manufacturer part numbers on file: S304-12 (Parker-Hannifin Corporation Dba Service and Support Operation Div Services and Support Operations), S304-12 (Federal Industries, Inc. Dba United Valve Company).
Key specifications for S304-12: Cross-Sectional Thickness: 0.050 INCHES MINIMUM AND 0.058 INCHES MAXIMUM IN; Style Designator: CIRCULAR; Material Document and Classification: AMS 3651 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; 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.