The Tee,pipe to Tube, cataloged under National Stock Number 4730-00-279-0778, 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 Society of Automotive Engineers Inc. Government technical data includes 28 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 14 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4730-00-279-0778 |
| Primary Part Number | AS5198B040204 |
| Item Name | Tee,pipe to Tube |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Society of Automotive Engineers Inc |
| Status | CANCELLED |
| Connection Style | FLARED (TUBE) THIRD END |
| Nominal Outside Diameter Tube Accommodated | 0.250 INCHES FIRST END IN |
| Surface Treatment Document and Classification | QQ-P-416, TY 2, CL 3 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE |
| Thread Series Designator | UNF FIRST END |
| Nominal Outside Diameter Tube Accommodated | 0.250 INCHES THIRD END IN |
| Nominal Thread Size | 0.438 INCHES THIRD END IN |
| Connection Style | PLAIN (PIPE) SECOND END |
| Thread Class | 2A THIRD END A |
| Thread Class | 2A FIRST END A |
| Thread Series Designator | NPTF SECOND END |
| Material | COPPER ALLOY OVERALL |
| Seat Angle | 37.0 DEGREES THIRD END |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Connection Type | THREADED EXTERNAL PIPE SECOND END |
| Leg Length | 0.780 INCHES NOMINAL SECOND END IN |
| Thread Series Designator | UNF THIRD END |
| Connection Type | THREADED EXTERNAL TUBE THIRD END |
| Seat Angle | 37.0 DEGREES FIRST END |
| Surface Treatment Document and Classification | QQ-P-416, TY 2, CL 3 MIL SPEC SINGLE TREATMENT RESPONSE INSIDE |
| Connection Style | FLARED (TUBE) FIRST END |
| Nominal Thread Size | 0.438 INCHES FIRST END IN |
| Nondefinitive Spec/std Data | 5C FIGURE |
| Criticality Code Justification | FEAT |
| Leg Length | 0.890 INCHES NOMINAL FIRST END IN |
| Nominal Thread Size | 0.125 INCHES SECOND END IN |
| Leg Length | 0.890 INCHES NOMINAL THIRD END IN |
| Specification/standard Data | 81343-J514 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Furnished Items and Quantity | 2 TUBE COUPLING NUT W/SLEEVE |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| AS5198B040204 | Society of Automotive Engineers Inc (USA) |
| AS5198 | Society of Automotive Engineers Inc (USA) |
| 4RBTXB | Parker Hannifin Ltd (GBR) |
| AN826-4B | Arlington Air Parts Inc (USA) |
| 4RBTXB | Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division (USA) |
| AS4842/1 | Society of Automotive Engineers Inc (USA) |
| MIL-F-5509A | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 4RBTXB | Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division (USA) |
| AN826-4B | Aeronautical Standards Group Dept of Navy and Air Force (USA) |
| 4-2-4-070424 | Society of Automotive Engineers Inc (USA) |
| J514 | Society of Automotive Engineers Inc (USA) |
| AN826-4B | Crown Fitting Co Inc (USA) |
| 4RBTXB | Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters (USA) |
| AN826-4B | Marwell Engineering Co (USA) |
NSN 4730-00-279-0778 is a Tee,pipe to Tube, manufactured by Society of Automotive Engineers Inc, classified under FSC 4730 (No Item Name Available). Status: cancelled.
NSN 4730-00-279-0778 has 14 cross-referenced part numbers: AS5198B040204 (Society of Automotive Engineers Inc), AS5198 (Society of Automotive Engineers Inc), 4RBTXB (Parker Hannifin Ltd), AN826-4B (Arlington Air Parts Inc), 4RBTXB (Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division) and 9 more.
There are 12 known substitutes for 4730-00-279-0778: 4730-00-088-1370, 4730-00-277-5036, 4730-00-277-5037 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for AS5198B040204: Connection Style: FLARED (TUBE) THIRD END; Nominal Outside Diameter Tube Accommodated: 0.250 INCHES FIRST END IN; Surface Treatment Document and Classification: QQ-P-416, TY 2, CL 3 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE; Thread Series Designator: UNF FIRST END. 30 total characteristics are documented in the Federal Logistics Information System.
NSN 4730-00-279-0778 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.