4820-01-087-7578 VALVE,BALL Index 5325-01-087-7581 STUD,TURNLOCK FASTENER

National Stock Number:
5307-01-087-7579

Federal Supply Class:
5307

National Item Identification Number:
010877579

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:
525R274H0397942NORTHROP GRUMMAN SYSTEMS CORPORATION


Techincal Specification:
FLANGE THICKNESS0.550 INCHES NOMINAL0.550 INCHES NOMINAL
FLANGE WIDTH ACROSS FLATS0.500 INCHES NOMINAL0.500 INCHES NOMINAL
LENGTH1.050 INCHES NOMINAL1.050 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A582 ASSN STD SINGLE MATERIAL RESPONSE STANDOFFASTM A582 ASSN STD SINGLE MATERIAL RESPONSE STANDOFF
NOMINAL THREAD SIZE0.150 INCHES RIGHT EXTERNAL0.150 INCHES RIGHT EXTERNAL
NOMINAL THREAD SIZE0.250 INCHES LEFT INTERNAL (INCLUDES THRU THREAD)0.250 INCHES LEFT INTERNAL (INCLUDES THRU THREAD)
STYLE DESIGNATORFLANGED WITH LEFT INTERNAL THREADFLANGED WITH LEFT INTERNAL THREAD
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35,TY 2 FED SPEC SINGLE TREATMENT RESPONSE STANDOFFQQ-P-35,TY 2 FED SPEC SINGLE TREATMENT RESPONSE STANDOFF
SURFACE TREATMENTPASSIVATE STANDOFFPASSIVATE STANDOFF
THREAD CLASS2A RIGHT EXTERNAL2A RIGHT EXTERNAL
THREAD CLASS2B LEFT INTERNAL (INCLUDES THRU THREAD)2B LEFT INTERNAL (INCLUDES THRU THREAD)
THREAD DIRECTIONRIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD)RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD)
THREAD DIRECTIONRIGHT-HAND RIGHT EXTERNALRIGHT-HAND RIGHT EXTERNAL
THREAD LENGTH0.320 INCHES MINIMUM LEFT INTERNAL (INCLUDES THRU THREAD)0.320 INCHES MINIMUM LEFT INTERNAL (INCLUDES THRU THREAD)
THREAD LENGTH0.360 INCHES NOMINAL RIGHT EXTERNAL0.360 INCHES NOMINAL RIGHT EXTERNAL
THREAD SERIES DESIGNATORUNF LEFT INTERNAL (INCLUDES THRU THREAD)UNF LEFT INTERNAL (INCLUDES THRU THREAD)
THREAD SERIES DESIGNATORUNF RIGHT EXTERNALUNF RIGHT EXTERNAL
THREAD QUANTITY PER INCH28 RIGHT EXTERNAL28 RIGHT EXTERNAL
THREAD QUANTITY PER INCH28 LEFT INTERNAL (INCLUDES THRU THREAD)28 LEFT INTERNAL (INCLUDES THRU THREAD)


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