The Adapter,straight,pipe to Tube, cataloged under National Stock Number 4730-00-595-1856, 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 Chicago Fittings. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4730-00-595-1856 |
| Primary Part Number | 550-16 |
| Item Name | Adapter,straight,pipe to Tube |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Chicago Fittings |
| Status | CANCELLED |
| Nominal Thread Size | 1.500 INCHES FIRST END IN |
| Nominal Pipe Size Accommodated | 1.000 INCHES SECOND END IN |
| Connection Type | THREADED EXTERNAL PIPE SECOND END |
| Nominal Thread Size | 1.000 INCHES SECOND END IN |
| Surface Treatment | ZINC INSIDE |
| Seat Angle | 30.0 DEGREES FIRST END |
| Connection Style | PLAIN (PIPE) SECOND END |
| Connection Style | FLARELESS (TUBE) FIRST END |
| Surface Treatment | ZINC OUTSIDE |
| Thread Class | 3A FIRST END A |
| Thread Series Designator | UNS FIRST END |
| Thread Series Designator | NPTF SECOND END |
| Nominal Overall Length | 2.125 INCHES IN |
| Thread Quantity Per Inch | 14 FIRST END |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Nominal Outside Diameter Tube Accommodated | 1.000 INCHES FIRST END IN |
| Material | STEEL OVERALL |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
NSN 4730-00-595-1856 is a Adapter,straight,pipe to Tube, manufactured by Chicago Fittings, classified under FSC 4730 (No Item Name Available). Status: cancelled.
NSN 4730-00-595-1856 has 2 cross-referenced part numbers: 550-16 (Chicago Fittings), 7974059 (U S Army Tank Automotive Command Amsta-Im-Mm).
There are 6 known substitutes for 4730-00-595-1856: 5330-00-641-2161, 1620-00-830-7991, 5133-00-838-5261 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 550-16: Nominal Thread Size: 1.500 INCHES FIRST END IN; Nominal Pipe Size Accommodated: 1.000 INCHES SECOND END IN; Connection Type: THREADED EXTERNAL PIPE SECOND END; Nominal Thread Size: 1.000 INCHES SECOND END IN. 17 total characteristics are documented in the Federal Logistics Information System.
NSN 4730-00-595-1856 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.