4730-01-256-9046, UNION,TUBE

National Stock Number:
4730-01-256-9046

Federal Supply Class:
4730

National Item Identification Number:
012569046

Description:
UNION,TUBE

Detail:
A STRAIGHT, ONE-PIECE FITTING USED TO JOIN TWO BOSSES OR BOSS FITTINGS. BOTH ENDS ARE THE SAME SIZE AND HAVE EXTERNAL MACHINE THREADS (STRAIGNT THREADS OTHER THAN PIPE OR HOSE SERIES). IT IS DESIGNED TO FACILITATE A GASKET, PREFORMED PACKING, WASHER, OR THE LIKE TO FORM A SEAL AT THE BOSS. THE CENTER SECTION MAY BE SUITABLY SHAPED TO ACCOMMODATE A WRENCH.

Manufacturer Information:

AN815-10S	88044	AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
SAE-AS4841	0U583	SAE INTERNATIONAL

Techincal Specification:

CONNECTION STYLE	FLARED W/ GASKET SEAL (BOSS) ALL ENDS
CONNECTION TYPE	THREADED EXTERNAL BOSS ALL ENDS
FURNISHED ITEMS AND QUANTITY	2 PREFORMED PACKING
OPERATING PRESSURE	3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 347 OVERALL
MEDIA FOR WHICH DESIGNED	FLUID SINGLE RESPONSE
NOMINAL OVERALL LENGTH	1.828 INCHES
NOMINAL THREAD SIZE	0.875 INCHES ALL ENDS
SPECIFICATION/STANDARD DATA	88044-AN815 GOVERNMENT STANDARD
STYLE DESIGNATOR	FLARED W/ CENTER WRENCHING FACILITY
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35,TYPE 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
THREAD CLASS	3A ALL ENDS
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS

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