The Adapter,straight,pipe to Tube, cataloged under National Stock Number 4730-00-689-9443, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Komatsu America Corp.. Government technical data includes 15 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4730-00-689-9443 |
| Primary Part Number | 38026DM |
| Item Name | Adapter,straight,pipe to Tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Komatsu America Corp. |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 TUBE COUPLING NUT |
| Connection Style | DOUBLE COMPRESSION (TUBE) FIRST END |
| Connection Style | PLAIN (PIPE) SECOND END |
| Seat Nominal Radius | 0.188 INCHES FIRST END IN |
| Nominal Overall Length | 1.125 INCHES IN |
| Connection Type | THREADED EXTERNAL PIPE SECOND END |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Nominal Outside Diameter Tube Accommodated | 0.375 INCHES FIRST END IN |
| Nominal Thread Size | 0.562 INCHES FIRST END IN |
| Nominal Thread Size | 0.250 INCHES SECOND END IN |
| Thread Class | 3B FIRST END |
| Thread Quantity Per Inch | 20 FIRST END |
| Material | COPPER ALLOY OVERALL |
| Thread Series Designator | UN FIRST END |
| Thread Series Designator | NPT SECOND END |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 38026DM | Komatsu America Corp. (USA) |
| Reference | Meaning |
|---|---|
| 38026DM | 3/9 Design control — primary reference Komatsu American Intl Co |
| 38026DM | 5/9 Secondary reference U.S. Government activity |
| 38026DM | 5/9 Secondary reference Navistar International Corporation Dba Navistar |
NSN 4730-00-689-9443 is a Adapter,straight,pipe to Tube, manufactured by Komatsu America Corp., classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-689-9443 has 1 manufacturer part number on file: 38026DM (Komatsu America Corp.).
Key specifications for 38026DM: Furnished Items and Quantity: 1 TUBE COUPLING NUT; Connection Style: DOUBLE COMPRESSION (TUBE) FIRST END; Connection Style: PLAIN (PIPE) SECOND END; Seat Nominal Radius: 0.188 INCHES FIRST END IN. 15 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.