The Coupling,pipe, cataloged under National Stock Number 4730-01-167-7045, 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 Oshkosh Defense Llc. 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-167-7045 |
| Primary Part Number | 2229190 |
| Item Name | Coupling,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Oshkosh Defense Llc |
| Status | ACTIVE |
| Nominal Pipe Size Accommodated | 1.250 INCHES SECOND END IN |
| Connection Style | GROOVED (PIPE) SECOND END |
| Connection Style | PLAIN (PIPE) FIRST END |
| Nominal Overall Length | 3.500 INCHES IN |
| Connection Type | UNTHREADED EXTERNAL PIPE SECOND END |
| Connection Type | THREADED EXTERNAL PIPE FIRST END |
| Style Designator | GROOVED AND THREADED EXTERNAL |
| Nominal Thread Size | 1.250 INCHES FIRST END IN |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | NPT FIRST 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 |
|---|---|
| 2229190 PRIMARY | Oshkosh Defense Llc (USA) |
| Reference | Meaning |
|---|---|
| 2AH539 | 5/9 Secondary reference Oshkosh Corp |
| 45A294 | D/9 Drawing number reference only C Systems Llc Dba Craig Systems Dba Eastern Technologies |
| 2229190 | 5/9 Secondary reference Oshkosh Corp |
| 45A294-P1 | 5/9 Secondary reference C Systems Llc Dba Craig Systems Dba Eastern Technologies |
NSN 4730-01-167-7045 is a Coupling,pipe, manufactured by Oshkosh Defense Llc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-167-7045 has 1 manufacturer part number on file: 2229190 (Oshkosh Defense Llc).
Key specifications for 2229190: Nominal Pipe Size Accommodated: 1.250 INCHES SECOND END IN; Connection Style: GROOVED (PIPE) SECOND END; Connection Style: PLAIN (PIPE) FIRST END; Nominal Overall Length: 3.500 INCHES IN. 10 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.