The Union,pipe, cataloged under National Stock Number 4730-00-204-3392, 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 Federal Specifications Promulgated by General Services Administration Washington DC. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 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: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4730-00-204-3392 |
| Primary Part Number | 22U531 |
| Item Name | Union,pipe |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Federal Specifications Promulgated by General Services Administration Washington DC |
| Status | CANCELLED |
| Nondefinitive Spec/std Data | A TYPE AND 1 CLASS |
| Media for Which Designed | STEAM SECOND RESPONSE |
| Material | STEEL OR STEEL COMP 12L14 SEAT |
| Media for Which Designed | WATER-OIL-GAS FIRST RESPONSE |
| Coupling Flange Shape | HEXAGON |
| Nominal Thread Size | 0.250 INCHES ALL ENDS IN |
| Maximum Operating Temp | 500.0 FAHRENHEIT SECOND RESPONSE DEGF |
| Material | STEEL UNION |
| Nominal Overall Length | 1.820 INCHES IN |
| Connection Type | THREADED INTERNAL PIPE ALL ENDS |
| Nominal Pipe Size Accommodated | 0.250 INCHES ALL ENDS IN |
| Style Designator | SCREWED |
| Surface Treatment | OXIDE OVERALL |
| Operating Pressure | 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS |
| Operating Pressure | 230.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS |
| Connection Style | PLAIN (PIPE) ALL ENDS |
| Maximum Operating Temp | 100.0 FAHRENHEIT FIRST RESPONSE DEGF |
| Thread Series Designator | NPT ALL ENDS |
| Seat Type | GROUND-JOINT |
| Reducer Type | CONCENTRIC |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 22U531 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| B16.39 | The American Society of Mechanical Engineers (USA) |
| WWU531-22TB | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| WWU531 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
NSN 4730-00-204-3392 is a Union,pipe, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 4730 (No Item Name Available). Status: cancelled.
NSN 4730-00-204-3392 has 4 cross-referenced part numbers: 22U531 (Federal Specifications Promulgated by General Services Administration Washington DC), B16.39 (The American Society of Mechanical Engineers), WWU531-22TB (Federal Specifications Promulgated by General Services Administration Washington DC), WWU531 (Federal Specifications Promulgated by General Services Administration Washington DC).
There are 8 known substitutes for 4730-00-204-3392: 4730-00-266-3905, 4730-00-287-0166, 4730-00-287-0168 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for 22U531: Nondefinitive Spec/std Data: A TYPE AND 1 CLASS; Media for Which Designed: STEAM SECOND RESPONSE; Material: STEEL OR STEEL COMP 12L14 SEAT; Media for Which Designed: WATER-OIL-GAS FIRST RESPONSE. 20 total characteristics are documented in the Federal Logistics Information System.
NSN 4730-00-204-3392 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.