The Union,pipe, cataloged under National Stock Number 4730-00-189-2592, 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 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4730-00-189-2592 |
| Primary Part Number | WW-U-516-43 |
| Item Name | Union,pipe |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Federal Specifications Promulgated by General Services Administration Washington DC |
| Status | CANCELLED |
| Nominal Overall Length | 2.438 INCHES IN |
| Media for Which Designed | STEAM FIRST RESPONSE |
| Coupling Flange Shape | HEXAGON |
| Media for Which Designed | WATER-OIL-GAS SECOND RESPONSE |
| Material | COPPER ALLOY OVERALL |
| Nominal Overall Length | 2.438 INCHES IN |
| Reducer Type | CONCENTRIC |
| Nominal Thread Size | 1.000 INCHES ALL ENDS IN |
| Coupling Flange Shape | HEXAGON |
| Nondefinitive Spec/std Data | 2 TYPE AND A STYLE |
| Style Designator | SCREWED |
| Operating Pressure | 400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS |
| Material | COPPER ALLOY OVERALL |
| Thread Series Designator | NPT ALL ENDS |
| Specification/standard Data | 81348-WW-U-516 GOVERNMENT SPECIFICATION |
| Seat Type | BALL-CONE |
| Material Document and Classification | ASTM B62 ALLOY 836 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM B145 ALLOY 838 ASSN STD SINGLE MATERIAL RESPONSE OR SSTM B145 ALLOY 844 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Connection Style | PLAIN (PIPE) ALL ENDS |
| Style Designator | SCREWED |
| Seat Type | BALL-CONE |
| Operating Pressure | 400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS |
| Material Document and Classification | ASTM B62 ALLOY 836 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM B145 ALLOY 838 ASSN STD SINGLE MATERIAL RESPONSE OR SSTM B145 ALLOY 844 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Connection Type | THREADED INTERNAL PIPE ALL ENDS |
| Maximum Operating Temp | 400.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Media for Which Designed | WATER-OIL-GAS SECOND RESPONSE |
| Specification/standard Data | 81348-WW-U-516 GOVERNMENT SPECIFICATION |
| Nondefinitive Spec/std Data | 2 TYPE AND A STYLE |
| Nominal Thread Size | 1.000 INCHES ALL ENDS IN |
| Operating Pressure | 250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| WW-U-516-43 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| 26052 | Tyco Fire Products Lp (USA) |
| A-A-59617-43 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| A-A-59617 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| WWU516 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
NSN 4730-00-189-2592 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 4730-00-189-2592 has 5 cross-referenced part numbers: WW-U-516-43 (Federal Specifications Promulgated by General Services Administration Washington DC), 26052 (Tyco Fire Products Lp), A-A-59617-43 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), A-A-59617 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), WWU516 (Federal Specifications Promulgated by General Services Administration Washington DC).
There are 12 known substitutes for 4730-00-189-2592: 4730-00-088-8389, 4730-00-088-8952, 4730-00-189-2588 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for WW-U-516-43: Nominal Overall Length: 2.438 INCHES IN; Media for Which Designed: STEAM FIRST RESPONSE; Coupling Flange Shape: HEXAGON; Media for Which Designed: WATER-OIL-GAS SECOND RESPONSE. 30 total characteristics are documented in the Federal Logistics Information System.
NSN 4730-00-189-2592 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.