The Gasket, cataloged under National Stock Number 5330-00-147-8457, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 7 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-147-8457 |
| Primary Part Number | 1A9504 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.125 INCHES NOMINAL IN |
| Material Document and Classification | HH-C-576,TYPE 1B,CLASS 3 FED SPEC ALL MATERIAL RESPONSES OVERALL |
| Aperture Diameter | 1.438 INCHES NOMINAL IN |
| Nondefinitive Spec/std Data | 3 CLASS |
| Bolt Hole Quantity | 1 |
| Material | CORK AND RESIN NATURAL OR RESIN SYNTHETIC OVERALL |
| Hole Diameter | 0.656 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 |
|---|---|
| 1A9504 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
NSN 5330-00-147-8457 is a Gasket, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-147-8457 has 1 manufacturer part number on file: 1A9504 (Caterpillar Inc Div Caterpillar Defense).
Key specifications for 1A9504: Cross-Sectional Thickness: 0.125 INCHES NOMINAL IN; Material Document and Classification: HH-C-576,TYPE 1B,CLASS 3 FED SPEC ALL MATERIAL RESPONSES OVERALL; Aperture Diameter: 1.438 INCHES NOMINAL IN; Nondefinitive Spec/std Data: 3 CLASS. 7 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.