The Nipple,tube, cataloged under National Stock Number 4730-01-447-4193, 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 13 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4730-01-447-4193 |
| Primary Part Number | R44358T-04U |
| Item Name | Nipple,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) ALL ENDS |
| Nominal Overall Length | 1.187 INCHES IN |
| Connection Type | THREADED EXTERNAL TUBE ALL ENDS |
| Style Designator | FLARELESS W/ OFFSET WRENCHING FACILITY |
| Nominal Outside Diameter Tube Accommodated | 0.250 INCHES ALL ENDS IN |
| Operating Pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Nominal Thread Size | 0.437 INCHES ALL ENDS IN |
| Maximum Operating Temp | 275.0 FAHRENHEIT SECOND RESPONSE DEGF |
| Maximum Operating Temp | -54.0 FAHRENHEIT FIRST RESPONSE DEGF |
| Thread Class | 3A ALL ENDS A |
| Thread Quantity Per Inch | 24 ALL ENDS |
| Material | TITANIUM ALLOY UNS R54520 OVERALL |
| 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 |
|---|---|
| GC550FA4U | Northrop Grumman Systems Corporation (USA) |
| R44358T-04U PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division (USA) |
| Reference | Meaning |
|---|---|
| GC550FA | 7/1 Vendor item drawing reference Northrop Grumman Systems Corporation |
| AE16338-4U | C/1 Advisory reference — outside the item-of-supply concept Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution |
NSN 4730-01-447-4193 is a Nipple,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 4730-01-447-4193 has 2 manufacturer part numbers on file: GC550FA4U (Northrop Grumman Systems Corporation), R44358T-04U (Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division).
Key specifications for R44358T-04U: Connection Style: PLAIN (TUBE) ALL ENDS; Nominal Overall Length: 1.187 INCHES IN; Connection Type: THREADED EXTERNAL TUBE ALL ENDS; Style Designator: FLARELESS W/ OFFSET WRENCHING FACILITY. 13 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.