The Gasket, cataloged under National Stock Number 5330-01-720-0551, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Hunt Valve Company, Inc.. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Item Name | Gasket |
| FSC / FSG | 5330 — Packing and Gasket Materials (FSG 53) |
| Manufacturers | Hunt Valve Company, Inc. (CAGE 11859) |
| Parameter | Value |
|---|---|
| NSN | 5330-01-720-0551 |
| Primary Part Number | MB252251-0300-5 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Hunt Valve Company, Inc. |
| Status | ACTIVE |
| 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 |
|---|---|
| MB252251-0300-5 PRIMARY | Hunt Valve Company, Inc. (USA) |
| Reference | Meaning |
|---|---|
| MB252251-0300-5 | 5/9 Secondary reference Hunt Valve Company, Inc. |
| MB252251-0300-5 | 5/9 Secondary reference Pima Valve, Llc |
NSN 5330-01-720-0551 is a Gasket, manufactured by Hunt Valve Company, Inc., classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-720-0551 has 1 manufacturer part number on file: MB252251-0300-5 (Hunt Valve Company, Inc.).
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.