NSN 4730-00-256-8511

Part Details | PIPE FLANGE

4730-00-256-8511 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: B1651961, B16-5-1961, 306IN, 30-6IN, 3006IN, 300-6IN, 4730-00-256-8511, 00-256-8511, 4730002568511, 002568511

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47JAN 01, 196100-256-851103798 ( FLANGE, PIPE )
REFERENCE DRAWINGS & PICTURES

RAISED FACE, WELDING NECK

ROUND, ONE BOLT HOLE CIRCLE

Cross Reference | NSN 4730-00-256-8511
Part Number Cage Code Manufacturer
B16-5-196180204AMERICAN NATIONAL STANDARDSINSTITUTE, INCORPORATED
30-6IN34646ATI LADISH LLCDBA ATI LADISH FORGING
300-6IN63686THE WALWORTH COMPANY
Technical Data | NSN 4730-00-256-8511
Characteristic Specifications
MATERIAL STEEL
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A105,GRADES 1 AND 2 AND A181,GRADES 1 AND 2 ASSN STD SINGLE MATERIAL RESPONSE
STYLE DESIGNATOR ROUND, ONE BOLT HOLE CIRCLE
BOLT CIRCLE DIAMETER10.625 INCHES NOMINAL
FLANGE DIAMETER12.500 INCHES NOMINAL
BOLT HOLE DIAMETER0.875 INCHES NOMINAL
BOLT HOLE QUANTITY12
FLANGE SECTION STYLE RAISED FACE, WELDING NECK
THICKNESS1.375 INCHES NOMINAL
RAISED FACE HEIGHT0.062 INCHES NOMINAL
RAISED FACE DIAMETER8.500 INCHES NOMINAL
NECK HEIGHT2.438 INCHES NOMINAL
NOMINAL PIPE SIZE FOR WHICH DESIGNED6.000 INCHES
MAXIMUM OPERATING PRESSURE AND MEDIA FOR WHICH DESIGNED300.0 POUNDS PER SQUARE INCH GAS AND 300.0 POUNDS PER SQUARE INCH OIL AND 300.0 POUNDS PER SQUARE INCH WATER
MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED850.0 DEG FAHRENHEIT GAS AND 850.0 DEG FAHRENHEIT OIL AND 850.0 DEG FAHRENHEIT WATER
FACE SEATING SURFACE CONDITION MACHINED
SPECIFICATION/STANDARD DATA80204-ASA B16.5,TABLES 16 AND 17 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD