The Gasket, cataloged under National Stock Number 5330-01-644-2182, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is General Dynamics Mission Systems, Inc.. Government technical data includes 15 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5330-01-644-2182 |
| Primary Part Number | 12446416 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | General Dynamics Mission Systems, Inc. |
| Status | ACTIVE |
| Outside Corner Bevel Length | 0.490 INCHES NOMINAL IN |
| Smallest Bolt Hole Quantity | 1 |
| Largest Bolt Hole Quantity | 3 |
| Slot Quantity | 3 |
| Minor Width | 0.860 INCHES NOMINAL IN |
| Outside Corner Bevel Length Along Length | 0.370 INCHES NOMINAL IN |
| Bolt Hole Quantity | 4 |
| Slot Width | 0.490 INCHES NOMINAL IN |
| Outside Corner Radius | 0.120 INCHES NOMINAL IN |
| Material | FIBER NONASBESTOS INTERNALLY MOLDED-IN REINFORCEMENT |
| Material | RUBBER BUTADIENE NITRILE BINDING |
| Hole Diameter | 0.175 INCHES NOMINAL FOURTH HOLE IN |
| Hole Diameter | 0.243 INCHES NOMINAL FIRST HOLE IN |
| Hole Diameter | 0.243 INCHES NOMINAL SECOND HOLE IN |
| Hole Diameter | 0.243 INCHES NOMINAL THIRD HOLE IN |
| 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 |
|---|---|
| 12446416 PRIMARY | General Dynamics Mission Systems, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 12446416 | 5/9 Secondary reference U.S. Government activity |
NSN 5330-01-644-2182 is a Gasket, manufactured by General Dynamics Mission Systems, Inc., classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-644-2182 has 1 manufacturer part number on file: 12446416 (General Dynamics Mission Systems, Inc.).
Key specifications for 12446416: Overall Height: 0.016 INCHES NOMINAL IN; Outside Corner Bevel Length: 0.490 INCHES NOMINAL IN; Smallest Bolt Hole Quantity: 1; Largest Bolt Hole Quantity: 3. 15 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.