NSN 4730-01-051-5256

Part Details | PIPE FLANGE

4730-01-051-5256 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: 1P4577, 4730-01-051-5256, 01-051-5256, 4730010515256, 010515256

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47DEC 02, 197701-051-525603798 ( FLANGE, PIPE )
REFERENCE DRAWINGS & PICTURES

RAISED FACE, WELDING NECK

RECTANGULAR, WITH BOLT HOLES

Cross Reference | NSN 4730-01-051-5256
Part Number Cage Code Manufacturer
1P457711083CATERPILLAR INC.DBA CATERPILLAR
Technical Data | NSN 4730-01-051-5256
Characteristic Specifications
MATERIAL STEEL
STYLE DESIGNATOR RECTANGULAR, WITH BOLT HOLES
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG WIDTH1.031 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG LENGTH2.062 INCHES NOMINAL
OUTSIDE EDGE TO BOLT HOLE CENTER DISTANCE ALONG WIDTH0.339 INCHES NOMINAL
OUTSIDE EDGE TO BOLT HOLE CENTER DISTANCE ALONG LENGTH0.645 INCHES NOMINAL
FLANGE LENGTH2.740 INCHES NOMINAL
FLANGE WIDTH2.320 INCHES NOMINAL
BOLT HOLE DIAMETER0.406 INCHES NOMINAL
BOLT HOLE QUANTITY4
FLANGE SECTION STYLE0 RAISED FACE, WELDING NECK
RECESS DIAMETER1.781 INCHES NOMINAL
THICKNESS0.696 INCHES NOMINAL
SOCKET DEPTH0.293 INCHES NOMINAL
NOMINAL PIPE SIZE FOR WHICH DESIGNED1.750 INCHES
FACE SEATING SURFACE CONDITION GROUND
FURNISHED ITEMS BOLT