5340-01-391-7964, STANDOFF,THREADED,SPACING

5360-01-391-7965 SPRING,HELICAL,COMPRESSION

National Stock Number:
5340-01-391-7964

Federal Supply Class:
5340

National Item Identification Number:
013917964

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:

803-6397420 PIECE 79	53711	NAVAL SEA SYSTEMS COMMAND
803-6397420-79	53711	NAVAL SEA SYSTEMS COMMAND

Techincal Specification:

CROSS-SECTIONAL SHAPE	ROUND
DIAMETER	0.621 INCHES MINIMUM AND 0.623 INCHES MAXIMUM
LENGTH	2.640 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A276 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 316 OVERALL
NOMINAL THREAD SIZE	0.250 INCHES LEFT INTERNAL (INCLUDES THRU THREAD)
NOMINAL THREAD SIZE	0.250 INCHES RIGHT INTERNAL
SPECIAL FEATURES	CENTER OF THREADED HOLES 0.153 IN. OFF CENTER
STYLE DESIGNATOR	LEFT INTERNAL AND RIGHT INTERNAL THREADS
THREAD CLASS	2B LEFT INTERNAL (INCLUDES THRU THREAD)
THREAD CLASS	2B RIGHT INTERNAL
THREAD DIRECTION	RIGHT-HAND RIGHT INTERNAL
THREAD DIRECTION	RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD)
THREAD LENGTH	0.620 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD)
THREAD LENGTH	0.620 INCHES NOMINAL RIGHT INTERNAL
THREAD QUANTITY PER INCH	20 LEFT INTERNAL (INCLUDES THRU THREAD)
THREAD QUANTITY PER INCH	20 RIGHT INTERNAL
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC) LEFT INTERNAL (INCLUDES THRU THREAD)
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC) RIGHT INTERNAL

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