The Cross,pipe, cataloged under National Stock Number 4730-00-278-9195, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 21 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-278-9195 |
| Item Name | Cross,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Nominal Pipe Size Accommodated | 3.500 INCHES FIRST END IN |
| Nominal Pipe Size Accommodated | 3.500 INCHES SECOND END IN |
| Nominal Pipe Size Accommodated | 3.500 INCHES THIRD END IN |
| Connection Style | PLAIN (PIPE) ALL ENDS |
| Connection Type | THREADED INTERNAL PIPE FIRST END |
| Connection Type | THREADED INTERNAL PIPE SECOND END |
| Connection Type | THREADED INTERNAL PIPE THIRD END |
| Connection Type | THREADED INTERNAL PIPE FOURTH END |
| Material Document and Classification | ASTMA126 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Operating Pressure | 175.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Leg Length | 3.420 INCHES NOMINAL FIRST END IN |
| Leg Length | 3.420 INCHES NOMINAL SECOND END IN |
| Leg Length | 3.420 INCHES NOMINAL THIRD END IN |
| Nominal Thread Size | 3.500 INCHES FIRST END IN |
| Nominal Thread Size | 3.500 INCHES SECOND END IN |
| Nominal Thread Size | 3.500 INCHES THIRD END IN |
| Nondefinitive Spec/std Data | 1 TYPE AND 125 CLASS |
| Material | IRON OVERALL |
| Thread Series Designator | NPT THIRD END |
| Thread Series Designator | NPT SECOND END |
| 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 |
| Reference | Meaning |
|---|---|
| WWP501 | 4/1 Identification reference U.S. Government activity |
NSN 4730-00-278-9195 is a Cross,pipe, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-00-278-9195: Nominal Pipe Size Accommodated: 3.500 INCHES FIRST END IN; Nominal Pipe Size Accommodated: 3.500 INCHES SECOND END IN; Nominal Pipe Size Accommodated: 3.500 INCHES THIRD END IN; Connection Style: PLAIN (PIPE) ALL ENDS. 21 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.