5340-01-431-3070, STANDOFF,THREADED,SPACING

7641-01-431-3071 AERONAUTICAL GEOSPATIAL PRODUCTS

National Stock Number:
5340-01-431-3070

Federal Supply Class:
5340

National Item Identification Number:
014313070

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:

14040-H-SS-.437-12	51506	ACCURATE SCREW MACHINE CORP
SS-6981-0437-01	05791	LYN-TRON, INC.

Techincal Specification:

MATERIAL	STEEL CORROSION RESISTING STANDOFF
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-A-764, COND A FED SPEC SINGLE MATERIAL RESPONSE STANDOFF
SURFACE TREATMENT	PASSIVATE STANDOFF
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-F-14072-E300 MIL SPEC SINGLE TREATMENT RESPONSE STANDOFF
CROSS-SECTIONAL SHAPE	HEXAGON
WIDTH ACROSS FLATS	0.2500 INCHES NOMINAL
STYLE DESIGNATOR	LEFT INTERNAL AND RIGHT EXTERNAL THREAD
LENGTH	0.4375 INCHES NOMINAL
RIGHT PROJECTION DIAMETER	0.1900 INCHES NOMINAL
RIGHT PROJECTION LENGTH	0.1380 INCHES NOMINAL
THREAD SERIES DESIGNATOR	UNC LEFT INTERNAL (INCLUDES THRU THREAD)
	UNC RIGHT EXTERNAL
NOMINAL THREAD SIZE	0.1900 INCHES LEFT INTERNAL (INCLUDES THRU THREAD)
	0.1900 INCHES RIGHT EXTERNAL
THREAD QUANTITY PER INCH	32 LEFT INTERNAL (INCLUDES THRU THREAD)
	32 RIGHT EXTERNAL
THREAD CLASS	2B LEFT INTERNAL (INCLUDES THRU THREAD)
	2B RIGHT EXTERNAL
THREAD DIRECTION	RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD)
	RIGHT-HAND RIGHT EXTERNAL
THREAD LENGTH	0.2500 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD)
	0.3750 INCHES NOMINAL RIGHT EXTERNAL

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