The Union,pipe, cataloged under National Stock Number 4730-00-287-0166, 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 Flagg Stanley G & Co Inc Dba Flagg Brass. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4730-00-287-0166 |
| Primary Part Number | 1631-250 |
| Item Name | Union,pipe |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Flagg Stanley G & Co Inc Dba Flagg Brass |
| Status | CANCELLED |
| Reducer Type | CONCENTRIC |
| Coupling Flange Shape | HEXAGON |
| Nominal Thread Size | 1.250 INCHES ALL ENDS IN |
| Nominal Overall Length | 2.812 INCHES IN |
| Thread Series Designator | NPT ALL ENDS |
| Media for Which Designed | WATER-OIL-GAS SINGLE RESPONSE |
| Operating Pressure | 300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Style Designator | SCREWED |
| Connection Style | PLAIN (PIPE) ALL ENDS |
| Material | IRON OVERALL |
| Connection Type | THREADED INTERNAL PIPE ALL ENDS |
| Seat Type | GROUND-JOINT |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 1631-250 PRIMARY | Flagg Stanley G & Co Inc Dba Flagg Brass (USA) |
| BM11399-41 | Demarkus Corp Refrigeration Engineering Corp (USA) |
| 45-8395-400-013 | Chief of Engineers Dept of Army (USA) |
| WWU53151TA | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| ASME B16.39 | The American Society of Mechanical Engineers (USA) |
| WW-U-531 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| ASMEB16.39-51TA | The American Society of Mechanical Engineers (USA) |
NSN 4730-00-287-0166 is a Union,pipe, manufactured by Flagg Stanley G & Co Inc Dba Flagg Brass, classified under FSC 4730 (No Item Name Available). Status: cancelled.
NSN 4730-00-287-0166 has 7 cross-referenced part numbers: 1631-250 (Flagg Stanley G & Co Inc Dba Flagg Brass), BM11399-41 (Demarkus Corp Refrigeration Engineering Corp), 45-8395-400-013 (Chief of Engineers Dept of Army), WWU53151TA (Federal Specifications Promulgated by General Services Administration Washington DC), ASME B16.39 (The American Society of Mechanical Engineers) and 2 more.
There are 8 known substitutes for 4730-00-287-0166: 4730-00-204-3392, 4730-00-266-3905, 4730-00-287-0168 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for 1631-250: Reducer Type: CONCENTRIC; Coupling Flange Shape: HEXAGON; Nominal Thread Size: 1.250 INCHES ALL ENDS IN; Nominal Overall Length: 2.812 INCHES IN. 12 total characteristics are documented in the Federal Logistics Information System.
NSN 4730-00-287-0166 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.