National Item Identification Number
00-256-8556
002568556
4730-00-256-8556
4730002568556
National Stock Number
Item Name
FLANGE,PIPE
Federal Supply Class
4730
Description
An item solid or split into halves, having a threaded or unthreaded hole for the purpose of connecting or retaining a pipe, tube, or hose fitting. The face of the flange may be smooth, grooved, or serrated and may be drilled for connecting bolts or studs. If the item is unthreaded, the pipe or tube may be retained by welding, brazing, compression, or the like. Excludes FLANGE, PIPE, BLIND; FERRULE, GROOVED CLAMP COUPLING; and ADAPTER (as modified).
Commercial and Government Entity Code (Supplier Data)
Reference Numbers (Part Numbers)
B110TYPEC
MIL-F-20670
Required Categories
MATERIAL
STYLE DESIGNATOR
BOLT CIRCLE DIAMETER
FLANGE DIAMETER
BOLT HOLE DIA
Required Description
STEEL
1 ROUND, ONE BOLT HOLE CIRCLE
3.937 INCHES NOMINAL
5.062 INCHES NOMINAL