The Gasket, cataloged under National Stock Number 5330-00-359-9359, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Ametek Inc Heat Transfer Div. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5330-00-359-9359 |
| Primary Part Number | 1481-6-55 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Ametek Inc Heat Transfer Div |
| Status | ACTIVE |
| Outside Diameter | 23.313 INCHES NOMINAL IN |
| Bolt Circle Diameter | 10.750 INCHES NOMINAL IN |
| Material | ASBESTOS OVERALL |
| Hole Diameter | 0.375 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 |
|---|---|
| 1481-6-55 PRIMARY | Ametek Inc Heat Transfer Div (USA) |
| 6-55 PRIMARY | Aesys Technologies, L.l.c. Dba Jackson & Church Hvac Global Div York Shipley Global (USA) |
| 540802013 PRIMARY | L & L Boiler Maintenance Inc (USA) |
| Reference | Meaning |
|---|---|
| 540802013 | 5/9 Secondary reference D & J Parts Inc |
NSN 5330-00-359-9359 is a Gasket, manufactured by Ametek Inc Heat Transfer Div, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-359-9359 has 3 manufacturer part numbers on file: 1481-6-55 (Ametek Inc Heat Transfer Div), 6-55 (Aesys Technologies, L.l.c. Dba Jackson & Church Hvac Global Div York Shipley Global), 540802013 (L & L Boiler Maintenance Inc).
Key specifications for 1481-6-55: Outside Diameter: 23.313 INCHES NOMINAL IN; Bolt Circle Diameter: 10.750 INCHES NOMINAL IN; Special Features: W/SIX SLOTS EQUALLY SPACED ON A 22.625 IN. DIA BOLT CIRCLE IN; Material: ASBESTOS OVERALL. 4 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.