The Coupling,tube, cataloged under National Stock Number 4730-01-355-8999, 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 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-355-8999 |
| Primary Part Number | R44275T-06-28 |
| 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 | SWIVEL NUT, FLARELESS (SWIVEL NUT ATTACHMENT METHOD OPTIONAL) (TUBE) FIRST END |
| Connection Style | PLAIN (TUBE) SECOND END |
| Tubing Wall Nominal Thickness for Which Designed | 0.028 INCHES SECOND END IN |
| Nominal Overall Length | 0.841 INCHES IN |
| Connection Type | UNTHREADED INTERNAL TUBE SECOND END |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Style Designator | DYNATUBE AND THREADED INTERNAL SWIVEL |
| Nominal Outside Diameter Tube Accommodated | 0.375 INCHES ALL ENDS IN |
| Nominal Thread Size | 0.562 INCHES FIRST END IN |
| Seat Angle | 12.0 DEGREES FIRST END |
| Thread Class | 2B FIRST END |
| Material | TITANIUM ALLOY UNS R56400 OVERALL |
| Thread Series Designator | UNF 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 |
|---|---|
| R44275T-06-28 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division (USA) |
| AE17125-06-28 | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA) |
| AP421TT06-028 | Sps Technologies, Llc Dba Airdrome Precision Components (USA) |
| 07A108-06-28 | Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division (USA) |
| 07A108-06-28 | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems (USA) |
| Reference | Meaning |
|---|---|
| 07A108 | D/9 Drawing number reference only Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division |
NSN 4730-01-355-8999 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 4730-01-355-8999 has 5 manufacturer part numbers on file: R44275T-06-28 (Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division), AE17125-06-28 (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution), AP421TT06-028 (Sps Technologies, Llc Dba Airdrome Precision Components), 07A108-06-28 (Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division), 07A108-06-28 (Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems).
Key specifications for R44275T-06-28: Connection Style: SWIVEL NUT, FLARELESS (SWIVEL NUT ATTACHMENT METHOD OPTIONAL) (TUBE) FIRST END; Connection Style: PLAIN (TUBE) SECOND END; Tubing Wall Nominal Thickness for Which Designed: 0.028 INCHES SECOND END IN; Nominal Overall Length: 0.841 INCHES IN. 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.