1560-01-472-2330 SKIN,AIRCRAFT Index 1560-01-472-2332 FLAP,WING LANDING

National Stock Number:
5340-01-472-2331

Federal Supply Class:
5340

National Item Identification Number:
014722331

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:
770-70200719133MCDONNELL DOUGLAS CORP MCDONNELL DOUGLAS AEROSPACE OPNS WEST
770-702007-919133MCDONNELL DOUGLAS CORP MCDONNELL DOUGLAS AEROSPACE OPNS WEST
770-702007-976301THE BOEING COMPANY


Techincal Specification:
DISTANCE BETWEEN HOLE CENTERS0.306 INCHES MINIMUM AND 0.326 INCHES MAXIMUM
CROSS-SECTIONAL SHAPEHEXAGON
HOLE DIAMETER0.119 INCHES MINIMUM AND 0.125 INCHES MAXIMUM
HOLE QUANTITY PERPENDICULAR TO AXIS2
LENGTH2.547 INCHES MINIMUM AND 2.553 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-I-8846 MIL SPEC SINGLE MATERIAL RESPONSE INSERT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-268 T4 FED SPEC SINGLE MATERIAL RESPONSE STANDOFF
MATERIALALUMINUM ALLOY 2024 STANDOFF
MATERIALSTEEL INSERT
PROPRIETARY CHARACTERISTICSPACS
NOMINAL THREAD SIZE0.112 INCHES LEFT INTERNAL (INCLUDES THRU THREAD)
NOMINAL THREAD SIZE0.112 INCHES RIGHT INTERNAL
SPECIAL FEATURESINSERTS P/N MS21209C0415, INSTALLED WET W/PRIMER, EPOXY MIL-P-23377
WIDTH ACROSS FLATS0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM
STYLE DESIGNATORLEFT INTERNAL AND RIGHT INTERNAL THREADS
SURFACE TREATMENTCHROMATE STANDOFF
THREAD CLASS2B LEFT INTERNAL (INCLUDES THRU THREAD)
THREAD CLASS2B RIGHT INTERNAL
THREAD DIRECTIONRIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD)
THREAD DIRECTIONRIGHT-HAND RIGHT INTERNAL
THREAD LENGTH0.250 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD)
THREAD LENGTH0.250 INCHES NOMINAL RIGHT INTERNAL
THREAD QUANTITY PER INCH40 RIGHT INTERNAL
THREAD QUANTITY PER INCH40 LEFT INTERNAL (INCLUDES THRU THREAD)
THREAD SERIES DESIGNATORUNC LEFT EXTERNAL
THREAD SERIES DESIGNATORUNC RIGHT INTERNAL


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