The Union,pipe, cataloged under National Stock Number 4730-00-088-8952, 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 Lockheed Martin Corporation Div Rms - Mitchel Field. Government technical data includes 17 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-088-8952 |
| Primary Part Number | 775177-012 |
| Item Name | Union,pipe |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Lockheed Martin Corporation Div Rms - Mitchel Field |
| Status | ACTIVE |
| Nondefinitive Spec/std Data | 1 TYPE AND A STYLE |
| Coupling Flange Shape | HEXAGON |
| Nominal Overall Length | 2.625 INCHES IN |
| Seat Type | BALL-CONE |
| Material | COPPER ALLOY OVERALL |
| Specification/standard Data | 81348-WW-U-516 GOVERNMENT SPECIFICATION |
| Thread Series Designator | NPT ALL ENDS |
| Material Document and Classification | ASTMB62 ALLOY 836 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM B145 ALLOY 838 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM B145 ALLOY 844 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Style Designator | SCREWED |
| Reducer Type | CONCENTRIC |
| Nominal Thread Size | 1.500 INCHES FIRST END IN |
| Media for Which Designed | WATER-OIL-GAS SECOND RESPONSE |
| Maximum Operating Temp | 400.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Connection Style | PLAIN (PIPE) FIRST END |
| Media for Which Designed | STEAM FIRST RESPONSE |
| Operating Pressure | 125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS |
| Operating Pressure | 200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 775177-012 | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
| WW-U-516-57 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| A-A-59617 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| WW-U-516B-57 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| AA59617-57 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| WW-U-516B-57 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 3095-300 | Flaton Machine Works Inc. (USA) |
NSN 4730-00-088-8952 is a Union,pipe, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 4730 (No Item Name Available). Status: active.
NSN 4730-00-088-8952 has 7 cross-referenced part numbers: 775177-012 (Lockheed Martin Corporation Div Rms - Mitchel Field), WW-U-516-57 (Federal Specifications Promulgated by General Services Administration Washington DC), A-A-59617 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), WW-U-516B-57 (Federal Specifications Promulgated by General Services Administration Washington DC), AA59617-57 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC) and 2 more.
There are 12 known substitutes for 4730-00-088-8952: 4730-00-088-8389, 4730-00-189-2588, 4730-00-189-2592 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 775177-012: Nondefinitive Spec/std Data: 1 TYPE AND A STYLE; Coupling Flange Shape: HEXAGON; Nominal Overall Length: 2.625 INCHES IN; Seat Type: BALL-CONE. 17 total characteristics are documented in the Federal Logistics Information System.