4730-00-841-8021, CROSS,TUBE

National Stock Number:
4730-00-841-8021

Federal Supply Class:
4730

National Item Identification Number:
008418021

Description:
CROSS,TUBE

Detail:
A FITTING HAVING FOUR BRANCHES IN THE SAME PLANE WHOSE AXES FORM RIGHT ANGLES. THE CONNECTIONS HAVE MACHINE THREADS (STRAIGHT THREADS OTHER THAN PIPE OR HOSE SERIES) DESIGNED TO ACCOMMODATE A TUBE OR ARE UNTHREADED AND DESIGNED TO ACCOMMODATE A TUBE. IT IS DESIGNED TO BE USED AS A JUNCTION AT THE INTERSECTION OF TUBING AND/OR TUBE FITTINGS. IT MAY HAVE SIDE INLET(S).

Manufacturer Information:

MS21906-8C	0U583	SAE INTERNATIONAL
MS21906-8C	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SAE-AS18280	0U583	SAE INTERNATIONAL

Techincal Specification:

CONNECTION STYLE	FLARELESS (TUBE) ALL ENDS
CONNECTION TYPE	THREADED EXTERNAL TUBE ALL ENDS
LEG LENGTH	1.250 INCHES NOMINAL ALL ENDS
MATERIAL	STEEL CORROSION RESISTING OVERALL
MAXIMUM OPERATING PRESSURE	3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED	0.500 INCHES ALL ENDS
NOMINAL THREAD SIZE	0.750 INCHES ALL ENDS
SEAT ANGLE	12.0 DEGREES ALL ENDS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-F-14072,E300,TY2 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE INSIDE
SURFACE TREATMENT	PASSIVATE OVERALL
THREAD CLASS	3A ALL ENDS
THREAD SERIES DESIGNATOR	UNJF ALL ENDS

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