The Adapter,straight,flange to Pipe, cataloged under National Stock Number 4730-01-083-8672, 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 18 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-083-8672 |
| Primary Part Number | 222164H1 |
| Item Name | Adapter,straight,flange to Pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Komatsu America Corp. |
| Status | ACTIVE |
| Flange Shape | RECTANGULAR WITH HOLES SECOND END |
| Flange Face Design | RAISED STRAIGHT SECOND END |
| Connection Style | PLAIN (PIPE) FIRST END |
| Nominal Length | 4.000 INCHES SECOND END IN |
| Nominal Overall Length | 1.500 INCHES IN |
| Connection Type | FLANGE SECOND END |
| Connection Type | THREADED INTERNAL PIPE FIRST END |
| Bolt Hole Nominal Diameter | 0.750 INCHES SECOND END IN |
| Nominal Thread Size | 1.000 INCHES FIRST END IN |
| Center to Center Nominal Distance Between Bolt Holes Along Width | 3.000 INCHES SECOND END IN |
| Bolt Hole Quantity | 4 SECOND END |
| Nominal Width | 4.000 INCHES SECOND END IN |
| Center to Center Nominal Distance Between Bolt Holes Along Length | 3.000 INCHES SECOND END IN |
| Material | STEEL OVERALL |
| Thread Series Designator | NPSF FIRST END |
| Raised Face Nominal Diameter | 2.000 INCHES SECOND END IN |
| Raised Face Nominal Height | 0.313 INCHES SECOND END IN |
| Nominal Thickness | 0.438 INCHES SECOND END IN |
| 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 |
|---|---|
| 222164H1 PRIMARY | Komatsu America Corp. (USA) |
| Reference | Meaning |
|---|---|
| 222164H1 | 3/9 Design control — primary reference Komatsu American Intl Co |
| 222164H1 | 5/9 Secondary reference Navistar International Corporation Dba Navistar |
NSN 4730-01-083-8672 is a Adapter,straight,flange to Pipe, manufactured by Komatsu America Corp., classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-083-8672 has 1 manufacturer part number on file: 222164H1 (Komatsu America Corp.).
Key specifications for 222164H1: Flange Shape: RECTANGULAR WITH HOLES SECOND END; Flange Face Design: RAISED STRAIGHT SECOND END; Connection Style: PLAIN (PIPE) FIRST END; Nominal Length: 4.000 INCHES SECOND END IN. 18 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.