4730-01-031-0516, UNION,PIPE

6145-01-031-0515 CABLE,SPECIAL PURPOSE,ELECTRICAL

National Stock Number:
4730-01-031-0516

Federal Supply Class:
4730

National Item Identification Number:
010310516

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 B16.39-12TA	05047	THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS
ASME-B16.39	05047	THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS
ASMEB16.39-12-T-A	05047	THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS
WWU531-12TA	81348	FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC

Techincal Specification:

CONNECTION TYPE	THREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLE	PLAIN (PIPE) ALL ENDS
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 NUT
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	IRON OR STEEL NUT
MATERIAL	IRON OR STEEL TAILPIECE
MATERIAL	IRON OR STEEL THREAD PIECE
MATERIAL	COPPER ALLOY SEAT
MAXIMUM OPERATING PRESSURE	150.0 POUNDS PER SQUARE INCH 1ST RESPONSE
MAXIMUM OPERATING PRESSURE	300.0 POUNDS PER SQUARE INCH 2ND RESPONSE
MAXIMUM OPERATING TEMP	450.0 FAHRENHEIT 1ST RESPONSE
MAXIMUM OPERATING TEMP	450.0 FAHRENHEIT 2ND RESPONSE
MEDIA FOR WHICH DESIGNED	STEAM 1ST RESPONSE
MEDIA FOR WHICH DESIGNED	WATER-OIL-GAS 2ND RESPONSE
NOMINAL OVERALL LENGTH	1.610 INCHES
NOMINAL THREAD SIZE	0.375 INCHES ALL ENDS
NONDEFINITIVE SPEC/STD DATA	1 CLASS AND B TYPE
SEAT TYPE	GROUND-JOINT
SPECIFICATION/STANDARD DATA	81348-WW-U-531 GOVERNMENT SPECIFICATION
SPECIAL FEATURES	SUPPORTS 1025-01-026-6648;HOWITZER,MED TOWED 155-MM,M198
STYLE DESIGNATOR	SCREWED
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-Z-325,TYPE 2,CLASS 1 FED SPEC SINGLE TREATMENT RESPONSE OR ASTM A153,CALSS A ASSN STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	ZINC OVERALL
THREAD SERIES DESIGNATOR	NPT ALL ENDS

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