NSN 4730-01-140-4876

Part Details | PIPE FLANGE

4730-01-140-4876 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).

Alternate Parts: 120151, 12015-1, 12014 1 IN, M18180303A21, M18180/3-03A21, 4730-01-140-4876, 01-140-4876, 4730011404876, 011404876

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47OCT 13, 198201-140-487603798 ( FLANGE, PIPE )
REFERENCE DRAWINGS & PICTURES

RAISED FACE, WELDING NECK

ROUND, ONE BOLT HOLE CIRCLE

Cross Reference | NSN 4730-01-140-4876
Part Number Cage Code Manufacturer
12015-134646ATI LADISH LLCDBA ATI LADISH FORGING
12014 1 IN34646ATI LADISH LLCDBA ATI LADISH FORGING
M18180/3-03A2181349MILITARY SPECIFICATIONSPROMULGATED BY MILITARY
Technical Data | NSN 4730-01-140-4876
Characteristic Specifications
MATERIAL STEEL COMP 304
MATERIAL DOCUMENT AND CLASSIFICATIONASTM-A240 ASSN STD SINGLE MATERIAL RESPONSE
SURFACE TREATMENT PASSIVATE
STYLE DESIGNATOR ROUND, ONE BOLT HOLE CIRCLE
BOLT CIRCLE DIAMETER3.125 INCHES NOMINAL
FLANGE DIAMETER4.250 INCHES NOMINAL
BOLT HOLE DIAMETER0.625 INCHES NOMINAL
BOLT HOLE QUANTITY4
FLANGE SECTION STYLE RAISED FACE, WELDING NECK
THICKNESS0.562 INCHES NOMINAL
RAISED FACE HEIGHT0.062 INCHES NOMINAL
RAISED FACE DIAMETER1.938 INCHES NOMINAL
NECK HEIGHT0.125 INCHES NOMINAL
NOMINAL PIPE SIZE FOR WHICH DESIGNED1.000 INCHES
MAXIMUM OPERATING PRESSURE AND MEDIA FOR WHICH DESIGNEDPAAQ150.0 POUNDS PER SQUARE INCH AND PACJ150.0 POUNDS PER SQUARE INCH AND PABR150.0 POUNDS PER SQUARE INCH
FACE SEATING SURFACE CONDITION MACHINED
SPECIFICATION/STANDARD DATA81349-MIL-F-18180C GOVERNMENT SPECIFICATION
NONDEFINITIVE SPEC/STD DATAC STYLE