The Elbow,pipe to Tube, cataloged under National Stock Number 4730-00-231-5618, 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 Department of the Air Force. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4730-00-231-5618 |
| Primary Part Number | 791-2 |
| Item Name | Elbow,pipe to Tube |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Department of the Air Force |
| Status | CANCELLED |
| Nominal Outside Diameter Tube Accommodated | 0.125 INCHES FIRST END IN |
| Material Document and Classification | QQ-B-626 FED SPEC ALL MATERIAL RESPONSES OVERALL |
| Nominal Thread Size | 0.125 INCHES SECOND END IN |
| Flow Angle | 45.0 DEGREES |
| Thread Series Designator | UN FIRST END |
| Connection Style | INVERTED FLARE (TUBE) FIRST END |
| Thread Class | 3A FIRST END A |
| Thread Quantity Per Inch | 32 FIRST END |
| Nominal Pipe Size Accommodated | 0.125 INCHES SECOND END IN |
| Connection Type | THREADED EXTERNAL PIPE SECOND END |
| Leg Length | 0.500 INCHES NOMINAL SECOND END IN |
| Seat Angle | 50.0 DEGREES FIRST END |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Leg Length | 0.625 INCHES NOMINAL FIRST END IN |
| Thread Series Designator | ANPT SECOND END |
| Nominal Thread Size | 0.562 INCHES FIRST END IN |
| Material | COPPER ALLOY 377 OR COPPER ALLOY 360 OVERALL |
| Connection Style | PLAIN (PIPE) SECOND END |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 791-2 | Department of the Air Force (USA) |
| AN791-2 | Aeronautical Standards Group Dept of Navy and Air Force (USA) |
| MIL-DTL-6001 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
NSN 4730-00-231-5618 is a Elbow,pipe to Tube, manufactured by Department of the Air Force, classified under FSC 4730 (No Item Name Available). Status: cancelled.
NSN 4730-00-231-5618 has 3 cross-referenced part numbers: 791-2 (Department of the Air Force), AN791-2 (Aeronautical Standards Group Dept of Navy and Air Force), MIL-DTL-6001 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).
There are 11 known substitutes for 4730-00-231-5618: 4730-00-278-8253, 5975-00-407-6505, 4510-00-415-1470 and 8 more. Verify interchangeability with system specifications before substitution.
Key specifications for 791-2: Nominal Outside Diameter Tube Accommodated: 0.125 INCHES FIRST END IN; Material Document and Classification: QQ-B-626 FED SPEC ALL MATERIAL RESPONSES OVERALL; Nominal Thread Size: 0.125 INCHES SECOND END IN; Flow Angle: 45.0 DEGREES. 18 total characteristics are documented in the Federal Logistics Information System.
NSN 4730-00-231-5618 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.