The Gasket, cataloged under National Stock Number 5330-00-430-9484, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Komatsu America Corporation. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-430-9484 |
| Primary Part Number | 18450 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Komatsu America Corporation |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.031 INCHES NOMINAL IN |
| Inside Corner Radius | 0.500 INCHES NOMINAL IN |
| Material Document and Classification | HH-P-46 MIL SPEC ALL MATERIAL RESPONSES OVERALL |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Aperture Width | 6.750 INCHES NOMINAL IN |
| Aperture Length | 7.000 INCHES NOMINAL IN |
| Outside Edge to Bolt Hole Center Distance Along Length | 0.875 INCHES NOMINAL IN |
| Outside Corner Radius | 0.875 INCHES NOMINAL IN |
| Hole Diameter | 0.531 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Outside Edge to Bolt Hole Center Distance Along Width | 0.875 INCHES NOMINAL 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 |
|---|---|
| 18450 PRIMARY | Komatsu America Corporation (USA) |
| Reference | Meaning |
|---|---|
| R18450 | 5/9 Secondary reference Komatsu America Corporation |
NSN 5330-00-430-9484 is a Gasket, manufactured by Komatsu America Corporation, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-430-9484 has 1 manufacturer part number on file: 18450 (Komatsu America Corporation).
3 possible matches (shared part number, not a government interchangeability claim): 4520-01-278-8703, 5935-01-555-6129, 6110-01-574-7319. Verify interchangeability with system specifications before substitution.
Key specifications for 18450: Cross-Sectional Thickness: 0.031 INCHES NOMINAL IN; Inside Corner Radius: 0.500 INCHES NOMINAL IN; Material Document and Classification: HH-P-46 MIL SPEC ALL MATERIAL RESPONSES OVERALL; Overall Length: 12.500 INCHES NOMINAL IN. 10 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.