The Cross,tube, cataloged under National Stock Number 4730-01-351-5884, 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 Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division. Government technical data includes 29 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-351-5884 |
| Primary Part Number | R44137T-04 |
| Item Name | Cross,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division |
| Status | ACTIVE |
| Connection Style | PLAIN (TUBE) THIRD END |
| Connection Style | SWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END |
| Connection Style | PLAIN (TUBE) SECOND END |
| Connection Style | PLAIN (TUBE) FOURTH END |
| Connection Type | THREADED EXTERNAL TUBE THIRD END |
| Connection Type | THREADED EXTERNAL TUBE SECOND END |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Connection Type | THREADED EXTERNAL TUBE FOURTH END |
| Nominal Outside Diameter Tube Accommodated | 0.250 INCHES ALL ENDS IN |
| Nominal Outside Diameter Tube Accommodated | 0.250 INCHES ALL ENDSUNABLE TO DECODE IN |
| Operating Pressure | 4000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Leg Length | 0.617 INCHES NOMINAL SECOND END IN |
| Leg Length | 0.617 INCHES NOMINAL FOURTH END IN |
| Leg Length | 0.617 INCHES NOMINAL THIRD END IN |
| Leg Length | 1.014 INCHES NOMINAL FIRST END IN |
| Nominal Thread Size | 0.438 INCHES ALL ENDS IN |
| Nominal Thread Size | UNABLE TO DECODE |
| Seat Angle | 37.0 DEGREES FIRST ENDUNABLE TO DECODE |
| Seat Angle | 37.0 DEGREES FIRST END |
| Maximum Operating Temp | 275.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Thread Class | 3A SECOND END A |
| Thread Class | 3A FOURTH END A |
| Thread Class | 3A THIRD END A |
| Thread Class | 3B FIRST END |
| Unable to Decode | UNABLE TO DECODE |
| Thread Quantity Per Inch | 24 ALL ENDS |
| Material | TITANIUM ALLOY UNS R54520 OVERALL |
| Material | TITANIUM ALLOY UNS R54520 OVERALLUNABLE TO DECODE |
| Thread Series Designator | UNJS ALL ENDS |
| 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 |
|---|---|
| R44137T-04 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division (USA) |
| 07A261-04 | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems (USA) |
| AP324T04 | Sps Technologies, Llc Dba Airdrome Precision Components (USA) |
NSN 4730-01-351-5884 is a Cross,tube, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-351-5884 has 3 manufacturer part numbers on file: R44137T-04 (Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division), 07A261-04 (Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems), AP324T04 (Sps Technologies, Llc Dba Airdrome Precision Components).
Key specifications for R44137T-04: Connection Style: PLAIN (TUBE) THIRD END; Connection Style: SWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END; Connection Style: PLAIN (TUBE) SECOND END; Connection Style: PLAIN (TUBE) FOURTH END. 29 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.