5340-01-454-1104, STANDOFF,THREADED,SPACING

National Stock Number:
5340-01-454-1104

Federal Supply Class:
5340

National Item Identification Number:
014541104

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:

HS4138-61-28	02731	MCDONNELL DOUGLAS HELICOPTER CO INC
HS4138-61-28	8V613	THE BOEING COMPANY

Techincal Specification:

CROSS-SECTIONAL SHAPE	HEXAGON
LENGTH	2.800 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-A-225/6, T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	ALUMINUM ALLOY 2024 OVERALL
NOMINAL THREAD SIZE	0.138 INCHES LEFT INTERNAL (INCLUDES THRU THREAD)
NOMINAL THREAD SIZE	0.138 INCHES RIGHT INTERNAL
WIDTH ACROSS FLATS	0.250 INCHES NOMINAL
STYLE DESIGNATOR	LEFT INTERNAL AND RIGHT INTERNAL THREADS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-C-5541, CL 1A MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	CHROMATE OVERALL
THREAD CLASS	3B LEFT INTERNAL (INCLUDES THRU THREAD)
THREAD CLASS	3B RIGHT INTERNAL
THREAD DIRECTION	RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD)
THREAD DIRECTION	RIGHT-HAND RIGHT INTERNAL
THREAD LENGTH	0.190 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD)
THREAD LENGTH	0.190 INCHES NOMINAL RIGHT INTERNAL
THREAD QUANTITY PER INCH	32 LEFT INTERNAL (INCLUDES THRU THREAD)
THREAD QUANTITY PER INCH	32 RIGHT INTERNAL
THREAD SERIES DESIGNATOR	UNC LEFT INTERNAL (INCLUDES THRU THREAD)
THREAD SERIES DESIGNATOR	UNC RIGHT INTERNAL

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