The Gasket, cataloged under National Stock Number 5330-01-491-3916, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Carver Pump Company. Government technical data includes 6 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-491-3916 |
| Primary Part Number | 1-1/2NM399-1-375 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Carver Pump Company |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.063 INCHES NOMINAL IN |
| Style Designator | CIRCULAR |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Outside Diameter | 4.344 INCHES NOMINAL IN |
| Aperture Diameter | 2.000 INCHES NOMINAL IN |
| Material | RUBBER SYNTHETIC 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 |
|---|---|
| 1-1/2NM399-1-375 PRIMARY | Carver Pump Company (USA) |
| Reference | Meaning |
|---|---|
| 1-1/2NM399-1 | 5/9 Secondary reference Carver Pump Company |
| A-1-1/2NM399-1 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 1-1/2NM399-1C375 | 3/9 Design control — primary reference Carver Pump Company |
| F-VN500-36 PC44 | 5/9 Secondary reference Carver Pump Company |
NSN 5330-01-491-3916 is a Gasket, manufactured by Carver Pump Company, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-491-3916 has 1 manufacturer part number on file: 1-1/2NM399-1-375 (Carver Pump Company).
Key specifications for 1-1/2NM399-1-375: Cross-Sectional Thickness: 0.063 INCHES NOMINAL IN; Style Designator: CIRCULAR; Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION; Outside Diameter: 4.344 INCHES NOMINAL IN. 6 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.