The Nut,union, cataloged under National Stock Number 4730-01-157-6347, 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 Admiral Valve Llc Dba Cpv Manufacturing. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 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 | 4730-01-157-6347 |
| Primary Part Number | 50N3SS |
| Item Name | Nut,union |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Admiral Valve Llc Dba Cpv Manufacturing |
| Status | CANCELLED |
| Material | STEEL CORROSION RESISTING OVERALL |
| Shoulder Seat Diameter | 2.000 INCHES NOMINAL IN |
| Thread Quantity Per Inch | 12 |
| Smallest Inside Diameter | 1.628 INCHES NOMINAL IN |
| Nominal Thread Size | 1.750 INCHES IN |
| Shoulder Step Width | 0.250 INCHES NOMINAL IN |
| Thread Series | UN |
| Thread Direction | RIGHT-HAND |
| Width Across Flats | 2.000 INCHES NOMINAL IN |
| Nut Height | 1.062 INCHES NOMINAL IN |
| Shoulder Width | 0.312 INCHES NOMINAL IN |
| Thread Class | 2B |
| Nut Style | HEXAGON |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 50N3SS PRIMARY | Admiral Valve Llc Dba Cpv Manufacturing (USA) |
| A6UN50-3 | Bec Systems Llc Dba Bec Machine Products (USA) |
| A6955.002.103 | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
| 06955002103 PRIMARY | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
| 6N503 | Borg-Warner Corp Marvel-Schebler/tillotson Div Dixon Plant (USA) |
| 6N503SS PRIMARY | Hydrasearch Company, Llc (USA) |
NSN 4730-01-157-6347 is a Nut,union, manufactured by Admiral Valve Llc Dba Cpv Manufacturing, classified under FSC 4730 (No Item Name Available). Status: cancelled.
NSN 4730-01-157-6347 has 6 cross-referenced part numbers: 50N3SS (Admiral Valve Llc Dba Cpv Manufacturing), A6UN50-3 (Bec Systems Llc Dba Bec Machine Products), A6955.002.103 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 06955002103 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 6N503 (Borg-Warner Corp Marvel-Schebler/tillotson Div Dixon Plant) and 1 more.
There is 1 known substitute for 4730-01-157-6347: 4730-01-334-1058. Verify interchangeability with system specifications before substitution.
Key specifications for 50N3SS: Material: STEEL CORROSION RESISTING OVERALL; Shoulder Seat Diameter: 2.000 INCHES NOMINAL IN; Thread Quantity Per Inch: 12; Smallest Inside Diameter: 1.628 INCHES NOMINAL IN. 13 total characteristics are documented in the Federal Logistics Information System.
NSN 4730-01-157-6347 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.