5340-01-374-5508, STANDOFF,THREADED,SPACING

5340-01-374-5507 STANDOFF,THREADED,SPACING

5340-01-374-5509 STANDOFF,THREADED,SPACING

National Stock Number:
5340-01-374-5508

Federal Supply Class:
5340

National Item Identification Number:
013745508

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:

3D0052-70	88277	THE BOEING COMPANY
WSI-4-7.0W	04169	ATLAS CORP WESTERN SKY INDUSTRIES DIV
WSI-4-7W	83014	HARTWELL CORPORATION

Techincal Specification:

CROSS-SECTIONAL SHAPE	ROUND
DIAMETER	0.320 INCHES MINIMUM AND 0.321 INCHES MAXIMUM
LENGTH	0.700 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-A-12545 MIL SPEC SINGLE MATERIAL RESPONSE STANDOFF
MATERIAL	ALUMINUM ALLOY 6061 STANDOFFSTEEL COMP 304 INSERT
NOMINAL THREAD SIZE	0.190 INCHES LEFT INTERNAL (INCLUDES THRU THREAD)
SPECIAL FEATURES	OVAL HEAD WITH 2 MOUNTING HOLES ON UNTHD END 0.097 IN. MIN AND 0.102 IN. MAX DIA; INSERT PROVIDES THDS
STYLE DESIGNATOR	LEFT INTERNAL THREAD
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE STANDOFF
SURFACE TREATMENT	CHROMATE STANDOFF
THREAD DIRECTION	RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD)
THREAD CLASS	3B LEFT INTERNAL (INCLUDES THRU THREAD)
THREAD LENGTH	0.420 INCHES MINIMUM LEFT INTERNAL (INCLUDES THRU THREAD)
THREAD SERIES DESIGNATOR	UNF LEFT INTERNAL (INCLUDES THRU THREAD)
THREAD QUANTITY PER INCH	32 LEFT INTERNAL (INCLUDES THRU THREAD)

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