5340-01-426-5396, STANDOFF,THREADED,SPACING

5340-01-426-5397 STANDOFF,HINGED,THREADED

National Stock Number:
5340-01-426-5396

Federal Supply Class:
5340

National Item Identification Number:
014265396

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:

G398-29

26512

NORTHROP GRUMMAN SYSTEMS CORPORATION

Techincal Specification:

MATERIAL	ALUMINUM ALLOY 2024 OR
	ALUMINUM ALLOY 2017 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-A-200/3 T4 FED SPEC 1ST MATERIAL RESPONSE OR
	QQ-A-225/5 T4 FED SPEC 2ND MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE	ROUND
DIAMETER	0.250 INCHES NOMINAL
STYLE DESIGNATOR	LEFT INTERNAL AND RIGHT INTERNAL THREADS
LENGTH	3.620 INCHES MINIMUM AND
	3.630 INCHES MAXIMUM
LEFT COUNTERBORE DEPTH	0.094 INCHES NOMINAL
LEFT COUNTERBORE DIAMETER	0.171 INCHES MINIMUM AND
	0.177 INCHES MAXIMUM
RIGHT COUNTERBORE DEPTH	0.094 INCHES NOMINAL
RIGHT COUNTERBORE DIAMETER	0.171 INCHES MINIMUM AND
	0.177 INCHES MAXIMUM
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 CLASS	3B LEFT INTERNAL (INCLUDES THRU THREAD)
	3B RIGHT INTERNAL
THREAD DIRECTION	RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD)
	RIGHT-HAND RIGHT INTERNAL
THREAD LENGTH	0.375 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD)
	0.375 INCHES NOMINAL RIGHT INTERNAL

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