The Coupling,tube, cataloged under National Stock Number 4730-01-555-9045, 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 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-555-9045 |
| Primary Part Number | R44151P-06 |
| Item Name | Coupling,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 | CUSHION SEAL (TUBE) SECOND END |
| Connection Style | FLARED (TUBE) FIRST END |
| Union Joint Location | SECOND END |
| Nominal Overall Length | 1.489 INCHES IN |
| Connection Type | THREADED EXTERNAL TUBE ALL ENDS |
| Style Designator | RIGID, SHORT CENTER WRENCHING FACILITY |
| Material Document and Classification | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Outside Diameter Tube Accommodated | 0.375 INCHES ALL ENDS IN |
| Operating Pressure | 5000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Nominal Thread Size | 0.438 INCHES FIRST END IN |
| Seat Angle | 37.0 DEGREES FIRST END |
| Maximum Operating Temp | 650.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Thread Class | 3A ALL ENDS A |
| Thread Quantity Per Inch | 16 FIRST END |
| Thread Quantity Per Inch | 20 SECOND END |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNJS SECOND END |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) 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 |
|---|---|
| R44151P-06 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division (USA) |
NSN 4730-01-555-9045 is a Coupling,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 4730-01-555-9045 has 1 manufacturer part number on file: R44151P-06 (Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division).
Key specifications for R44151P-06: Connection Style: CUSHION SEAL (TUBE) SECOND END; Connection Style: FLARED (TUBE) FIRST END; Union Joint Location: SECOND END; Nominal Overall Length: 1.489 INCHES 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.