5340-01-189-6557, STANDOFF,THREADED,SPACING

5340-01-190-1135 RETAINER,HELICAL COMPRESSION SPR

National Stock Number:
5340-01-189-6557

Federal Supply Class:
5340

National Item Identification Number:
011896557

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:

13079820-5	58260	PROGRAM MANAGER ADVANCED ATTACK HELICOPTER BARCOM AMCPM-AAH
130798205	04939	LOCKHEED MARTIN CORP
14000-H-SS-687-12	51506	ACCURATE SCREW MACHINE CORP
14000-H-SS-687-12 (B-4-40)	51506	ACCURATE SCREW MACHINE CORP

Techincal Specification:

FLANGE THICKNESS	0.687 INCHES NOMINAL
FLANGE WIDTH ACROSS FLATS	0.187 INCHES NOMINAL
LENGTH	0.874 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE STANDOFF
MATERIAL	STEEL COMP 303 STANDOFF
NOMINAL THREAD SIZE	0.086 INCHES LEFT INTERNAL (INCLUDES THRU THREAD)
NOMINAL THREAD SIZE	0.112 INCHES RIGHT EXTERNAL
STYLE DESIGNATOR	FLANGED WITH LEFT INTERNAL THREAD
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE STANDOFF
SURFACE TREATMENT	PASSIVATE STANDOFF
THREAD LENGTH	0.156 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD)0.149 INCHES NOMINAL RIGHT EXTERNAL
THREAD CLASS	2B LEFT INTERNAL (INCLUDES THRU THREAD)2A RIGHT EXTERNAL
THREAD DIRECTION	RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD)
THREAD DIRECTION	RIGHT-HAND RIGHT EXTERNAL
THREAD SERIES DESIGNATOR	UNC LEFT INTERNAL (INCLUDES THRU THREAD)
THREAD SERIES DESIGNATOR	UNC RIGHT EXTERNAL
THREAD QUANTITY PER INCH	40 RIGHT EXTERNAL
THREAD QUANTITY PER INCH	56 LEFT INTERNAL (INCLUDES THRU THREAD)

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