The Flange,pipe, cataloged under National Stock Number 4730-00-256-8505, 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 American National Standards Institute Incorporated Dba American National Standards Institute. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 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 | 4730-00-256-8505 |
| Primary Part Number | B16-5-1961 |
| Item Name | Flange,pipe |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | American National Standards Institute Incorporated Dba American National Standards Institute |
| Status | CANCELLED |
| Bolt Circle Diameter | 5.000 INCHES NOMINAL IN |
| Raised Face Diameter | 3.625 INCHES NOMINAL IN |
| Maximum Operating Temp and Media for Which Designed | 850.0 FAHRENHEIT STEAM AND 850.0 FAHRENHEIT GAS AND 850.0 FAHRENHEIT OIL AND 850.0 FAHRENHEIT WATER DEGF |
| Material Document and Classification | ASTM A105,GRADES 1 AND 2 ASSN STD SINGLE MATERIAL RESPONSE |
| Material | STEEL |
| Style Designator | ROUND, ONE BOLT HOLE CIRCLE |
| Operating Pressure and Type | 300.0 POUNDS PER SQUARE INCH (PSI) STEAM MAXIMUM REQUIRED AND 300.0 POUNDS PER SQUARE INCH (PSI) GAS MAXIMUM REQUIRED AND 300.0 POUNDS PER SQUARE INCH (PSI) OIL MAXIMUM REQUIRED AND 300.0 POUNDS PER SQUARE INCH (PSI) WATER MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS |
| Nominal Pipe Size for Which Designed | 2.000 INCHES IN |
| Bolt Hole Quantity | 8 |
| Flange Diameter | 6.500 INCHES NOMINAL IN |
| Thickness | 0.875 INCHES NOMINAL IN |
| Neck Height | 1.875 INCHES NOMINAL IN |
| Face Seating Surface Condition | MACHINED |
| Flange Section Style | RAISED FACE, WELDING NECK |
| Bolt Hole Diameter | 0.750 INCHES NOMINAL IN |
| Raised Face Height | 0.062 INCHES NOMINAL IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| B16-5-1961 | American National Standards Institute Incorporated Dba American National Standards Institute (USA) |
| B16-5-2017 | American National Standards Institute Incorporated Dba American National Standards Institute (USA) |
| 31 | Tube Turns Technologies Inc (USA) |
NSN 4730-00-256-8505 is a Flange,pipe, manufactured by American National Standards Institute Incorporated Dba American National Standards Institute, classified under FSC 4730 (No Item Name Available). Status: cancelled.
NSN 4730-00-256-8505 has 3 cross-referenced part numbers: B16-5-1961 (American National Standards Institute Incorporated Dba American National Standards Institute), B16-5-2017 (American National Standards Institute Incorporated Dba American National Standards Institute), 31 (Tube Turns Technologies Inc).
There are 12 known substitutes for 4730-00-256-8505: 4730-00-066-0150, 4730-00-256-8506, 4730-00-256-8507 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for B16-5-1961: Bolt Circle Diameter: 5.000 INCHES NOMINAL IN; Raised Face Diameter: 3.625 INCHES NOMINAL IN; Maximum Operating Temp and Media for Which Designed: 850.0 FAHRENHEIT STEAM AND 850.0 FAHRENHEIT GAS AND 850.0 FAHRENHEIT OIL AND 850.0 FAHRENHEIT WATER DEGF; Material Document and Classification: ASTM A105,GRADES 1 AND 2 ASSN STD SINGLE MATERIAL RESPONSE. 16 total characteristics are documented in the Federal Logistics Information System.
NSN 4730-00-256-8505 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.