NSN 4730-00-521-4348

Part Details | PIPE FLANGE

4730-00-521-4348 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: 15148122, 151-48122, 4730-00-521-4348, 00-521-4348, 4730005214348, 005214348

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47JAN 01, 196300-521-434803798 ( FLANGE, PIPE )
REFERENCE DRAWINGS & PICTURES

RAISED FACE, RAISED NECK

ROUND, ONE BOLT HOLE CIRCLE

Cross Reference | NSN 4730-00-521-4348
Part Number Cage Code Manufacturer
151-4812243999BOEING COMPANY, THEDBA BOEING
Technical Data | NSN 4730-00-521-4348
Characteristic Specifications
MATERIAL ALUMINUM ALLOY 2024
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-200 TO 3,T42 FED SPEC SINGLE MATERIAL RESPONSE
SURFACE TREATMENT ANODIZE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE
STYLE DESIGNATOR ROUND, ONE BOLT HOLE CIRCLE
BOLT CIRCLE DIAMETER1.625 INCHES NOMINAL
FLANGE DIAMETER2.250 INCHES NOMINAL
BOLT HOLE DIAMETER0.281 INCHES NOMINAL
BOLT HOLE QUANTITY4
FLANGE SECTION STYLE4 RAISED FACE, RAISED NECK
THICKNESS0.125 INCHES NOMINAL
SOCKET DEPTH0.156 INCHES NOMINAL
SOCKET DIAMETER0.962 INCHES NOMINAL
NECK HEIGHT0.562 INCHES NOMINAL
REDUCER FLANGE HOLE TYPE CONCENTRIC
SCREW THREAD SERIES DESIGNATOR ANPT
NOMINAL THREAD SIZE0.250 INCHES
FACE SEATING SURFACE CONDITION MACHINED