5340-00-978-9903, STANDOFF,THREADED,SPACING

National Stock Number:
5340-00-978-9903

Federal Supply Class:
5340

National Item Identification Number:
009789903

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:

4818126-507

88277

THE BOEING COMPANY

Techincal Specification:

FLANGE DIAMETER	0.438 INCHES NOMINAL
FLANGE THICKNESS	1.925 INCHES NOMINAL
LENGTH	2.245 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-7720 MIL SPEC SINGLE MATERIAL RESPONSE STANDOFF
MATERIAL	STEEL COMP 303SE STANDOFF
NOMINAL THREAD SIZE	0.250 INCHES RIGHT EXTERNAL
NOMINAL THREAD SIZE	0.250 INCHES LEFT INTERNAL (INCLUDES THRU THREAD)
STYLE DESIGNATOR	FLANGED WITH LEFT INTERNAL THREAD
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	0.500 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD)0.320 INCHES NOMINAL RIGHT EXTERNAL
THREAD SERIES DESIGNATOR	UNF LEFT INTERNAL (INCLUDES THRU THREAD)
THREAD SERIES DESIGNATOR	UNF RIGHT EXTERNAL
THREAD QUANTITY PER INCH	28 LEFT INTERNAL (INCLUDES THRU THREAD)
THREAD QUANTITY PER INCH	28 RIGHT EXTERNAL

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