4730-00-978-6170, TEE,TUBE

National Stock Number:
4730-00-978-6170

Federal Supply Class:
4730

National Item Identification Number:
009786170

Description:
TEE,TUBE

Detail:
A fitting having three connections with the branch connection fixed at 90 degrees (1.5705 radians) to the run. 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 may have side inlet(s). It is used as a junction at the intersection of a tube or tube fitting.

Manufacturer Information:

MS21909-16C	0U583	SAE INTERNATIONAL
MS21909-16C	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SAE-AS18280	0U583	SAE INTERNATIONAL
MS21909-16J	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MS21909J16	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

CONNECTION STYLE	FLARELESS (TUBE) ALL ENDS
CONNECTION TYPE	THREADED EXTERNAL TUBE ALL ENDS
CONNECTION TYPE	THREADED EXTERNAL TUBE THIRD END BULKHEAD
LEG LENGTH	2.594 INCHES NOMINAL THIRD END
LEG LENGTH	1.719 INCHES NOMINAL FIRST END
LEG LENGTH	1.719 INCHES NOMINAL SECOND END
MATERIAL	STEEL CORROSION RESISTING OVERALL
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED	1.000 INCHES ALL ENDS
NOMINAL THREAD SIZE	1.312 INCHES ALL ENDS
NOMINAL THREAD SIZE	1.312 INCHES THIRD END BULKHEAD
SEAT ANGLE	12.0 DEGREES ALL ENDS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
THREAD CLASS	12 ALL ENDS
THREAD CLASS	12 THIRD END BULKHEAD
THREAD QUANTITY PER INCH	12 ALL ENDS
THREAD QUANTITY PER INCH	12 THIRD END BULKHEAD
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL JOINT (UNJ) ALL ENDS
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL JOINT (UNJ) THIRD END BULKHEAD

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