4730-00-256-8555, FLANGE,PIPE

National Stock Number:
4730-00-256-8555

Federal Supply Class:
4730

National Item Identification Number:
002568555

Description:
FLANGE,PIPE

Detail:
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).

Manufacturer Information:

B110TYPEC	80064	NAVAL SHIP SYSTEMS COMMAND
MIL-F-20670, TYPE C, SZ 1-1/4 IN	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MILF20670	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

MATERIAL	STEEL
STYLE DESIGNATOR	ROUND, ONE BOLT HOLE CIRCLE
BOLT CIRCLE DIAMETER	3.375 INCHES NOMINAL
FLANGE DIAMETER	4.500 INCHES NOMINAL
BOLT HOLE DIAMETER	0.562 INCHES NOMINAL
BOLT HOLE QUANTITY	4
FLANGE SECTION STYLE	PLAIN FACE
THICKNESS	0.438 INCHES NOMINAL
NOMINAL PIPE SIZE FOR WHICH DESIGNED	1.250 INCHES
MAXIMUM OPERATING PRESSURE AND MEDIA FOR WHICH DESIGNED	150.0 POUNDS PER SQUARE INCH STEAM AND
	200.0 POUNDS PER SQUARE INCH GAS AND
	200.0 POUNDS PER SQUARE INCH OIL AND
	200.0 POUNDS PER SQUARE INCH WATER
MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED	775.0 DEG FAHRENHEIT STEAM AND
	3000.0 DEG FAHRENHEIT GAS AND
	300.0 DEG FAHRENHEIT OIL AND
	300.0 DEG FAHRENHEIT WATER
FACE SEATING SURFACE CONDITION	SERRATED
NONDEFINITIVE SPEC/STD DATA	C TYPE
DEPARTURE FROM CITED DESIGNATOR	AS MODIFIED BY THNK OF FLANGE
SPEC/STD CONTROLLING DATA
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE	MIL-F-20670, TYPE C, SZ 1-1/4 IN
MANUFACTURERS CODE	81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE	MILF20670

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