NSN 4730-00-651-1181

Part Details | PIPE FLANGE

4730-00-651-1181 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: 181406, 4730-00-651-1181, 00-651-1181, 4730006511181, 006511181

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47JAN 01, 196300-651-118103798 ( FLANGE, PIPE )
REFERENCE DRAWINGS & PICTURES

RAISED FACE, WELDING NECK

SQUARE, ONE BOLT HOLE CIRCLE

Cross Reference | NSN 4730-00-651-1181
Part Number Cage Code Manufacturer
18140662983EATON AEROSPACE LLC
Technical Data | NSN 4730-00-651-1181
Characteristic Specifications
MATERIAL ALUMINUM ALLOY
SURFACE TREATMENT ANODIZE
STYLE DESIGNATOR SQUARE, ONE BOLT HOLE CIRCLE
BOLT CIRCLE DIAMETER1.500 INCHES MINIMUM AND 2.125 INCHES MAXIMUM
FLANGE WIDTH2.000 INCHES MINIMUM AND 2.031 INCHES MAXIMUM
BOLT HOLE DIAMETER0.250 INCHES MINIMUM AND 0.281 INCHES MAXIMUM
BOLT HOLE QUANTITY4
FLANGE SECTION STYLE0 RAISED FACE, WELDING NECK
RECESS DIAMETER1.687 INCHES MINIMUM AND 1.697 INCHES MAXIMUM
THICKNESS0.312 INCHES NOMINAL
SOCKET DEPTH0.156 INCHES MINIMUM AND 0.158 INCHES MAXIMUM
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED1.500 INCHES NOMINAL
FACE SEATING SURFACE CONDITION MACHINED
END ITEM IDENTIFICATIONAIRCRAFT, SKY HAWK A-4