The Gasket, cataloged under National Stock Number 5330-00-187-7422, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Hydrasearch Company, Llc. Government technical data includes 8 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-187-7422 |
| Primary Part Number | 4564910 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Hydrasearch Company, Llc |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.078 INCHES NOMINAL IN |
| Maximum Pressure Rating | 200.0 POUNDS PER SQUARE INCH (PSI) LBS |
| Style Designator | CIRCULAR |
| Cross-Sectional Shape Style | METAL WITH SOFT FILLER |
| Outside Diameter | 3.438 INCHES NOMINAL IN |
| Aperture Diameter | 3.125 INCHES NOMINAL IN |
| Nondefinitive Spec/std Data | 1 TYPE |
| Material | ASBESTOS AND COPPER 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 |
|---|---|
| 4564910 | Hydrasearch Company, Llc (USA) |
| Reference | Meaning |
|---|---|
| HHG101TYPE1 | 4/1 Identification reference U.S. Government activity |
| ARP 910 | 5/9 Secondary reference Hydrasearch Co., Inc. Dba Use CAGE Code 32142 for Cataloging |
NSN 5330-00-187-7422 is a Gasket, manufactured by Hydrasearch Company, Llc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-187-7422 has 1 manufacturer part number on file: 4564910 (Hydrasearch Company, Llc).
Key specifications for 4564910: Cross-Sectional Thickness: 0.078 INCHES NOMINAL IN; Maximum Pressure Rating: 200.0 POUNDS PER SQUARE INCH (PSI) LBS; Style Designator: CIRCULAR; Cross-Sectional Shape Style: METAL WITH SOFT FILLER. 8 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.