5340-00-409-6789, STANDOFF,THREADED,SPACING

5340-00-407-5687 STANDOFF,THREADED,SPACING

National Stock Number:
5340-00-409-6789

Federal Supply Class:
5340

National Item Identification Number:
004096789

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:

3008706-125-5

99696

LOCKHEED MARTIN CORPORATION DIV LOCKHEED MARTIN SYSTEMS & GLOBAL SOLUTIONS

Techincal Specification:

FLANGE THICKNESS	1.338 INCHES MINIMUM AND 1.348 INCHES MAXIMUM
FLANGE WIDTH ACROSS FLATS	0.312 INCHES NOMINAL
NOMINAL THREAD SIZE	0.138 INCHES LEFT INTERNAL (INCLUDES THRU THREAD)
NOMINAL THREAD SIZE	0.138 INCHES RIGHT EXTERNAL
LENGTH	1.650 INCHES MINIMUM AND 1.660 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-764 FED SPEC SINGLE MATERIAL RESPONSE STANDOFF
MATERIAL	STEEL COMP 303 STANDOFF
THREAD CLASS	3B LEFT INTERNAL (INCLUDES THRU THREAD)3A RIGHT EXTERNAL
THREAD DIRECTION	RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD)
THREAD DIRECTION	RIGHT-HAND RIGHT EXTERNAL
THREAD LENGTH	0.300 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD)0.312 INCHES NOMINAL RIGHT EXTERNAL
THREAD QUANTITY PER INCH	32 LEFT INTERNAL (INCLUDES THRU THREAD)
THREAD QUANTITY PER INCH	32 RIGHT EXTERNAL
THREAD SERIES DESIGNATOR	UNC LEFT INTERNAL (INCLUDES THRU THREAD)
THREAD SERIES DESIGNATOR	UNC RIGHT EXTERNAL
STYLE DESIGNATOR	FLANGED WITH LEFT INTERNAL THREAD
SURFACE TREATMENT	PASSIVATE STANDOFF

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