NSN 4730-00-256-8584

Part Details | PIPE FLANGE

4730-00-256-8584 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: MILF20668TYPEACLASS1, MIL-F-20668TYPEACLASS1, S4823860487, S4823-860487, S4823860487, S4823-860487, 4730-00-256-8584, 00-256-8584, 4730002568584, 002568584

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47JAN 01, 196100-256-858403798 ( FLANGE, PIPE )
REFERENCE DRAWINGS & PICTURES

PLAIN FACE, RAISED NECK

ROUND, ONE BOLT HOLE CIRCLE

Cross Reference | NSN 4730-00-256-8584
Part Number Cage Code Manufacturer
MIL-F-20668TYPEACLASS181349MILITARY SPECIFICATIONSPROMULGATED BY MILITARY
S4823-86048753711NAVAL SEA SYSTEMS COMMAND
S4823-86048780064NAVAL SHIP SYSTEMS COMMAND
Technical Data | NSN 4730-00-256-8584
Characteristic Specifications
MATERIAL IRON
STYLE DESIGNATOR ROUND, ONE BOLT HOLE CIRCLE
BOLT CIRCLE DIAMETER2.688 INCHES NOMINAL
FLANGE DIAMETER3.812 INCHES NOMINAL
BOLT HOLE DIAMETER0.562 INCHES NOMINAL
BOLT HOLE QUANTITY4
FLANGE SECTION STYLE PLAIN FACE, RAISED NECK
THICKNESS0.438 INCHES NOMINAL
NECK HEIGHT0.250 INCHES NOMINAL
NOMINAL PIPE SIZE FOR WHICH DESIGNED0.750 INCHES
SCREW THREAD SERIES DESIGNATOR NPT
NOMINAL THREAD SIZE0.750 INCHES
THREAD QUANTITY PER INCH14
MAXIMUM OPERATING PRESSURE AND MEDIA FOR WHICH DESIGNED100.0 POUNDS PER SQUARE INCH STEAM
FACE SEATING SURFACE CONDITION MACHINED
NONDEFINITIVE SPEC/STD DATAA TYPE AND 1 CLASS