The Packing,preformed, cataloged under National Stock Number 5330-00-629-0678, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Komatsu America Corp.. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-629-0678 |
| Primary Part Number | 264266R1 |
| Item Name | Packing,preformed |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Komatsu America Corp. |
| Status | ACTIVE |
| Cross-Sectional Height | 0.172 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN |
| Hardness Rating | 55.0 SHORE DUROMETER A MINIMUM AND 65.0 SHORE DUROMETER A MAXIMUM OVERALL |
| Material Document and Classification | 417,COMP SC605BE MIL STD SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | O-RING |
| Center Hole Diameter | 7.500 INCHES NOMINAL IN |
| Material | RUBBER CHLOROPRENE CLASS CR OVERALL |
| 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 |
|---|---|
| 264266R1 | Komatsu America Corp. (USA) |
| Reference | Meaning |
|---|---|
| 264266R1 | 5/9 Secondary reference Navistar International Corporation Dba Navistar |
| 264266R1 | 5/9 Secondary reference U.S. Government activity |
| 264266R1 | 3/9 Design control — primary reference Komatsu American Intl Co |
NSN 5330-00-629-0678 is a Packing,preformed, manufactured by Komatsu America Corp., classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-629-0678 has 1 manufacturer part number on file: 264266R1 (Komatsu America Corp.).
Key specifications for 264266R1: Cross-Sectional Height: 0.172 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN; Hardness Rating: 55.0 SHORE DUROMETER A MINIMUM AND 65.0 SHORE DUROMETER A MAXIMUM OVERALL; Material Document and Classification: 417,COMP SC605BE MIL STD SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: O-RING. 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.