4730-01-069-6218, CROSS,TUBE

4730-01-069-6221 ADAPTER,STRAIGHT,PIPE TO BOSS

National Stock Number:
4730-01-069-6218

Federal Supply Class:
4730

National Item Identification Number:
010696218

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:

20C827	76823	NORTHROP GRUMMAN SYSTEMS CORPORATION
20C827-4C	0JRC1	NORTHROP GRUMMAN TECHNICAL SERVICES, INC.
20C827-4C	76823	NORTHROP GRUMMAN SYSTEMS CORPORATION
20C827-4C	79U29	NORTHROP GRUMMAN SYSTEMS CORPORATION

Techincal Specification:

MATERIAL	STEEL COMP 303 OR
	STEEL COMP 304 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-763 FED STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
CONNECTION TYPE	THREADED EXTERNAL TUBE ALL ENDS
	THREADED EXTERNAL TUBE 1ST END BULKHEAD
CONNECTION STYLE	FLARED (TUBE) ALL ENDS
SEAT ANGLE	37.0 DEGREES ALL ENDS
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED	0.250 INCHES ALL ENDS
THREAD SERIES DESIGNATOR	UNF ALL ENDS
	UNF 1ST END BULKHEAD
NOMINAL THREAD SIZE	0.438 INCHES ALL ENDS
	0.438 INCHES 1ST END BULKHEAD
THREAD CLASS	3A ALL ENDS
	3A 1ST END BULKHEAD
LEG LENGTH	1.601 INCHES NOMINAL 1ST END
	0.976 INCHES NOMINAL 2ND END
	0.976 INCHES NOMINAL 3RD END
	0.976 INCHES NOMINAL 4TH END
SPECIFICATION/STANDARD DATA	76823-20C827 MANUFACTURERS SPECIFICATION

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