5340-01-472-4313, STANDOFF,THREADED,SPACING

National Stock Number:
5340-01-472-4313

Federal Supply Class:
5340

National Item Identification Number:
014724313

Description:
STANDOFF,THREADED,SPACING

Detail:
A standoff that must have a threaded end(s) or be internally threaded its full length. For items having external threads on both ends, see STUD (as modified). For items with an outside contour that is the same for the entire length, are flat on top and bottom, having internal threads its full length, and the length does not exceed twice the width across the flats or outside diameter, see NUT (as modified); use maximum dimensions(s) for compliance.

Manufacturer Information:

NAS1831	80205	NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE
NAS1831AC5C24	80205	NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE

Techincal Specification:

MATERIAL	ALUMINUM ALLOY OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-A-225/8,T6 FED SPEC SINGLE MATERIAL RESPONSE OR
	QQ-A-225/6,T4 FED SPEC SINGLE MATERIAL RESPONSE OR
	QQ-A-225/3,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE	HEXAGON
WIDTH ACROSS FLATS	0.307 INCHES MINIMUM AND
	0.319 INCHES MAXIMUM
STYLE DESIGNATOR	LEFT INTERNAL AND RIGHT INTERNAL THREADS
LENGTH	1.495 INCHES MINIMUM AND
	1.505 INCHES MAXIMUM
LEFT SLOT WIDTH	0.138 INCHES NOMINAL
RIGHT SLOT WIDTH	0.138 INCHES NOMINAL
RIGHT SLOT DEPTH	0.375 INCHES MINIMUM
RIGHT PROJECTION LENGTH	0.375 INCHES MINIMUM
THREAD SERIES DESIGNATOR	UNC LEFT INTERNAL (INCLUDES THRU THREAD)
	UNC RIGHT INTERNAL
NOMINAL THREAD SIZE	0.138 INCHES LEFT INTERNAL (INCLUDES THRU THREAD)
	0.138 INCHES RIGHT INTERNAL
THREAD QUANTITY PER INCH	32 LEFT INTERNAL (INCLUDES THRU THREAD)
	32 RIGHT INTERNAL
THREAD PITCH IN MILLIMETERS	0.8 LEFT INTERNAL (INCLUDES THRU THREAD)
	0.8 RIGHT INTERNAL
THREAD CLASS	ZB LEFT INTERNAL (INCLUDES THRU THREAD)
	ZB RIGHT INTERNAL
THREAD DIRECTION	RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD)
	RIGHT-HAND RIGHT INTERNAL
THREAD LENGTH	0.375 INCHES MINIMUM LEFT INTERNAL (INCLUDES THRU THREAD)
	0.375 INCHES MINIMUM RIGHT INTERNAL
SPECIAL FEATURES	MAX DEPTH OF DRILL HOLE OPTIONAL - POSTS MAY BE THREADED THEIR ENTIRE LENGTH

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