The Gasket, cataloged under National Stock Number 5330-01-466-8238, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Sealing Devices Inc. Dba Sealing Devices Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-466-8238 |
| Primary Part Number | 520386-1 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Sealing Devices Inc. Dba Sealing Devices Inc |
| Status | ACTIVE |
| Style Designator | NON-CIRCULAR |
| Bolt Hole Quantity | 12 |
| Center to Center Distance Between Bolt Holes Along Length | 15.000 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Center to Center Distance Between Bolt Holes Along Width | 3.750 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Material | ALUMINUM ALLOY 5056 OVERALL |
| Hole Diameter | 0.250 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED 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 |
|---|---|
| 520386-1 | Sealing Devices Inc. Dba Sealing Devices Inc (USA) |
| Reference | Meaning |
|---|---|
| 520386-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5330-01-466-8238 is a Gasket, manufactured by Sealing Devices Inc. Dba Sealing Devices Inc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-466-8238 has 1 manufacturer part number on file: 520386-1 (Sealing Devices Inc. Dba Sealing Devices Inc).
Key specifications for 520386-1: Style Designator: NON-CIRCULAR; Overall Length: 16.000 INCHES NOMINAL IN; Overall Width: 8.500 INCHES NOMINAL IN; Bolt Hole Quantity: 12. 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.