The Reducer,tube, cataloged under National Stock Number 4730-00-835-3767, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4730-00-835-3767 |
| Primary Part Number | 8-4TRBTXSS |
| Item Name | Reducer,tube |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division |
| Status | CANCELLED |
| Seat Angle | 37.0 DEGREES ALL ENDS |
| Specification/standard Data | 96906-MS51534 GOVERNMENT STANDARD |
| Connection Style | SWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END |
| Nominal Overall Length | 1.000 INCHES IN |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Nominal Outside Diameter Tube Accommodated | 0.500 INCHES FIRST END IN |
| Nominal Outside Diameter Tube Accommodated | 0.250 INCHES SECOND END IN |
| Furnished Items and Quantity | 1 TUBE COUPLING NUT W/SLEEVE |
| Connection Type | THREADED EXTERNAL TUBE SECOND END |
| Reducer Type | CONCENTRIC |
| Material | STEEL CORROSION RESISTING OVERALL |
| Nominal Thread Size | 0.438 INCHES SECOND END IN |
| Thread Class | 2A ALL ENDS A |
| Thread Series Designator | UNF ALL ENDS |
| Connection Style | FLARELESS (TUBE) SECOND END |
| Nominal Thread Size | 0.750 INCHES FIRST END IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 8-4TRBTXSS | Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division (USA) |
| 273-0378-001 | The Boeing Company Div Legacy Boeing Hb1 (USA) |
| SK56546-482 | Atk Launch Systems Llc Dba Atk Launch Systems-Promontory Div Propulsion Systems - Promontory (USA) |
| MS51534B8S-4 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| MS51534A8-4S | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| 8-6TRBTXSS | Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters (USA) |
| MIL-DTL-18866 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 2436870-29 | Cosmodyne, Llc Dba Cosmodyne Llc (USA) |
| 8-4TRBTXSS | Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division (USA) |
| J860-8-4SS | Bowes Mfg Inc (USA) |
| 8-4TRBTXSS | Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters (USA) |
| 10418928 | Nimikkeistokeskus Ncb Finland (FIN) |
NSN 4730-00-835-3767 is a Reducer,tube, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division, classified under FSC 4730 (No Item Name Available). Status: cancelled.
NSN 4730-00-835-3767 has 12 cross-referenced part numbers: 8-4TRBTXSS (Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division), 273-0378-001 (The Boeing Company Div Legacy Boeing Hb1), SK56546-482 (Atk Launch Systems Llc Dba Atk Launch Systems-Promontory Div Propulsion Systems - Promontory), MS51534B8S-4 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), MS51534A8-4S (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M) and 7 more.
There is 1 known substitute for 4730-00-835-3767: 4730-00-727-7387. Verify interchangeability with system specifications before substitution.
Key specifications for 8-4TRBTXSS: Seat Angle: 37.0 DEGREES ALL ENDS; Specification/standard Data: 96906-MS51534 GOVERNMENT STANDARD; Connection Style: SWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END; Nominal Overall Length: 1.000 INCHES IN. 16 total characteristics are documented in the Federal Logistics Information System.
NSN 4730-00-835-3767 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.