The Swivel Joint,hydraulic, cataloged under National Stock Number 4730-01-178-4838, 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 Wisconsin Fittings Corp Hydra-Tool Co Div. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-178-4838 |
| Primary Part Number | 81-4-6 |
| Item Name | Swivel Joint,hydraulic |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Wisconsin Fittings Corp Hydra-Tool Co Div |
| Status | ACTIVE |
| Material | ALUMINUM OVERALL |
| Connection Type | THREADED EXTERNAL PIPE SECOND END |
| Thread Class | 2A FIRST END A |
| Leg Length | 1.656 INCHES NOMINAL SECOND END IN |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Thread Series Designator | UNF FIRST END |
| Seat Angle | 37.0 DEGREES FIRST END |
| Connection Style | FLARED (TUBE) FIRST END |
| Thread Series Designator | NPTF SECOND END |
| Connection Style | PLAIN (PIPE) SECOND END |
| Leg Length | 1.062 INCHES NOMINAL FIRST END IN |
| Style Designator | SINGLE JOINT, ELBOW DESIGN |
| Nominal Outside Diameter Tube Accommodated | 0.375 INCHES FIRST END IN |
| Nominal Thread Size | 0.562 INCHES FIRST END IN |
| Nominal Thread Size | 0.250 INCHES SECOND END IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4730-01-178-4838 is a Swivel Joint,hydraulic, manufactured by Wisconsin Fittings Corp Hydra-Tool Co Div, classified under FSC 4730 (No Item Name Available). Status: active.
NSN 4730-01-178-4838 has 3 cross-referenced part numbers: 45Z467D0 (Morris Material Handling, Inc.), 45Z467D1 (Morris Material Handling, Inc.), 81-4-6 (Wisconsin Fittings Corp Hydra-Tool Co Div).
There are 8 known substitutes for 4730-01-178-4838: 4030-00-196-7057, 5365-00-287-0103, 5950-00-647-8684 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for 81-4-6: Material: ALUMINUM OVERALL; Connection Type: THREADED EXTERNAL PIPE SECOND END; Thread Class: 2A FIRST END A; Leg Length: 1.656 INCHES NOMINAL SECOND END IN. 15 total characteristics are documented in the Federal Logistics Information System.