The Elbow,pipe to Tube, cataloged under National Stock Number 4730-00-278-4728, 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 U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4730-00-278-4728 |
| Primary Part Number | 504317 |
| Item Name | Elbow,pipe to Tube |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | CANCELLED |
| Connection Style | FLARELESS (TUBE) FIRST END |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Nominal Pipe Size Accommodated | 0.375 INCHES SECOND END IN |
| Connection Style | PLAIN (PIPE) SECOND END |
| Nominal Thread Size | 0.375 INCHES SECOND END IN |
| Nominal Thread Size | 0.688 INCHES FIRST END IN |
| Leg Length | 0.937 INCHES NOMINAL FIRST END IN |
| Thread Series Designator | UN FIRST END |
| Connection Type | THREADED EXTERNAL PIPE SECOND END |
| Thread Class | 2A FIRST END A |
| Nominal Outside Diameter Tube Accommodated | 0.500 INCHES FIRST END IN |
| Flow Angle | 90.0 DEGREES |
| Material | COPPER ALLOY OVERALL |
| Thread Series Designator | NPTF SECOND END |
| Leg Length | 1.125 INCHES NOMINAL SECOND END IN |
| Seat Angle | 20.0 DEGREES FIRST END |
| Thread Quantity Per Inch | 20 FIRST END |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| J246 | Society of Automotive Engineers Inc (USA) |
| 8-6120202B | Society of Automotive Engineers Inc (USA) |
| MIL3-152E504317 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| J246 | Sae International Dba Sae International (USA) |
| 504317 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| CFCX1 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| MS39182-26 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| 8-6120202B PRIMARY | Sae International Dba Sae International (USA) |
NSN 4730-00-278-4728 is a Elbow,pipe to Tube, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 4730 (No Item Name Available). Status: cancelled.
NSN 4730-00-278-4728 has 8 cross-referenced part numbers: J246 (Society of Automotive Engineers Inc), 8-6120202B (Society of Automotive Engineers Inc), MIL3-152E504317 (U S Army Tank Automotive Command Amsta-Im-Mm), J246 (Sae International Dba Sae International), 504317 (U S Army Tank Automotive Command Amsta-Im-Mm) and 3 more.
There are 2 known substitutes for 4730-00-278-4728: 4010-01-114-3891, 6220-01-396-3121. Verify interchangeability with system specifications before substitution.
Key specifications for 504317: Connection Style: FLARELESS (TUBE) FIRST END; Connection Type: THREADED EXTERNAL TUBE FIRST END; Nominal Pipe Size Accommodated: 0.375 INCHES SECOND END IN; Connection Style: PLAIN (PIPE) SECOND END. 17 total characteristics are documented in the Federal Logistics Information System.
NSN 4730-00-278-4728 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.