4730-00-240-1677, UNION,PIPE

National Stock Number:
4730-00-240-1677

Federal Supply Class:
4730

National Item Identification Number:
002401677

Description:
UNION,PIPE

Detail:
A straight pipe fitting designed to join two lengths of pipe or pipe fittings in such a manner that they may be disconnected without disturbing the rest of the pipe line. The end connections have pipe threads or are unthreaded and designed to accommodate a pipe.

Manufacturer Information:

ASME B16.39	05047	THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS
ASMEB16.39-16TA	05047	THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS
PT1280	14959	CRANE CO DIV VALVE DIV
BM11383-32	19422	DEMARKUS CORP REFRIGERATION ENGINEERING CORP
PT18	73854	UNIVERSAL-GRABLER CORP
WWU531-16TA	81348	FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC

Techincal Specification:

CONNECTION STYLE	PLAIN (PIPE) ALL ENDS
CONNECTION TYPE	THREADED INTERNAL PIPE ALL ENDS
COUPLING FLANGE SHAPE	HEXAGON
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-I-666 FED SPEC 1ST MATERIAL RESPONSE OR ASTM A47 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A197 ASSN STD 1ST MATERIAL RESPONSE OR ANSI G49.1 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A576 ASSN STD 2ND MATERIAL RESPONSE OR ASTM A675 ASSN STD 2ND MATERIAL RESPONSE TAILPIECE
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-I-666 FED SPEC 1ST MATERIAL RESPONSE OR ASTM A47 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A197 ASSN STD 1ST MATERIAL RESPONSE OR ANSI G49.1 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A576 ASSN STD 2ND MATERIAL RESPONSE OR ASTM A675 ASSN STD 2ND MATERIAL RESPONSE THREAD PIECE
MATERIAL DOCUMENT AND CLASSIFICATION	WQQ-I-666 FED SPEC 1ST MATERIAL RESPONSE OR ASTM A47 ASSN STD 1ST MATERIAL RESPONSE OR HSTM A197 ASSN STD 1ST MATERIAL RESPONSE OR ANSI G49.1 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A576 ASSN STD 2ND MATERIAL RESPONSE OR ASTM A675 ASSN STD 2ND MATERIAL RESPONSE NUT
MATERIAL	COPPER ALLOY SEAT
MATERIAL	IRON OR STEEL NUT
MATERIAL	IRON OR STEEL TAILPIECE
MATERIAL	IRON OR STEEL THREAD PIECE
MAXIMUM OPERATING TEMP	450.0 FAHRENHEIT FIRST RESPONSE
MAXIMUM OPERATING TEMP	450.0 FAHRENHEIT SECOND RESPONSE
MEDIA FOR WHICH DESIGNED	STEAM FIRST RESPONSE
MEDIA FOR WHICH DESIGNED	WATER-OIL-GAS SECOND RESPONSE
NOMINAL OVERALL LENGTH	2.260 INCHES
NOMINAL THREAD SIZE	1.250 INCHES ALL ENDS
OPERATING PRESSURE	150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE
OPERATING PRESSURE	300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE
REDUCER TYPE	CONCENTRIC
SEAT TYPE	GROUND-JOINT
SPECIFICATION/STANDARD DATA	81348-WW-U-531 GOVERNMENT SPECIFICATION
STYLE DESIGNATOR	SCREWED
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-Z-325,TYPE 2,CLASS 1 FED SPEC SINGLE TREATMENT RESPONSE OR ASTM A153,CLASS A ASSN STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	ZINC OVERALL
THREAD SERIES DESIGNATOR	NPT ALL ENDS

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