NSN 4730-01-187-1209

Part Details | PIPE FLANGE

4730-01-187-1209 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: 262122802 ASSY 51, 2621-228-02 ASSY 51, 4687676051, 4687676-051, 4687676, 4730-01-187-1209, 01-187-1209, 4730011871209, 011871209

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47AUG 18, 198401-187-120903798 ( FLANGE, PIPE )
REFERENCE DRAWINGS & PICTURES

RAISED FACE, RAISED NECK

RECTANGULAR, WITH BOLT HOLES

Cross Reference | NSN 4730-01-187-1209
Part Number Cage Code Manufacturer
2621-228-02 ASSY 5196169ELECTRIC BOAT CORPORATION
4687676-05180064NAVAL SHIP SYSTEMS COMMAND
468767680064NAVAL SHIP SYSTEMS COMMAND
Technical Data | NSN 4730-01-187-1209
Characteristic Specifications
MATERIAL STEEL COMP 304
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE
STYLE DESIGNATOR RECTANGULAR, WITH BOLT HOLES
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG WIDTH2.500 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG LENGTH2.500 INCHES NOMINAL
OUTSIDE EDGE TO BOLT HOLE CENTER DISTANCE ALONG WIDTH0.500 INCHES NOMINAL
OUTSIDE EDGE TO BOLT HOLE CENTER DISTANCE ALONG LENGTH0.500 INCHES NOMINAL
FLANGE LENGTH3.500 INCHES NOMINAL
FLANGE WIDTH3.500 INCHES NOMINAL
BOLT HOLE DIAMETER0.531 INCHES NOMINAL
BOLT HOLE QUANTITY4
FLANGE SECTION STYLE8 RAISED FACE, RAISED NECK
THICKNESS1.280 INCHES NOMINAL
SOCKET DEPTH0.620 INCHES NOMINAL
SOCKET DIAMETER1.913 INCHES NOMINAL
RAISED FACE HEIGHT0.126 INCHES NOMINAL
RAISED FACE DIAMETER2.123 INCHES NOMINAL
NECK HEIGHT1.004 INCHES NOMINAL
NOMINAL PIPE SIZE FOR WHICH DESIGNED1.500 INCHES
FACE SEATING SURFACE CONDITION MACHINED
FURNISHED ITEMS SCREW
FEATURES PROVIDED O RING
SPECIAL FEATURESINCLUDES SLEEVE; LOCKWIRE; AND WASHER