5305-01-448-8664 SCREW,CLOSE TOLERANCE Index 5306-01-448-8666 BOLT,SHEAR

National Stock Number:
5310-01-448-8665

Federal Supply Class:
5310

National Item Identification Number:
014488665

Description:
NUT,SELF-LOCKING,PLATE

Detail:
A nut with a flanged base of varied shapes which may be plain or mounted by rivets, bolts, welding or integral prongs. An integral feature is incorporated for locking on the threads of a mating member.


Manufacturer Information:
BACN10RL4A180539SPS TECHNOLOGIES, LLC
BACN10RL4A181205THE BOEING COMPANY
K39585-4-115653HOWMET GLOBAL FASTENING SYSTEMS INC
K39585-4-175237HOWMET GLOBAL FASTENING SYSTEMS INC.


Techincal Specification:
LOCKING FEATUREPREVAILING TORQUE ALL METAL DESIGN
THREAD DIRECTIONRIGHT-HAND
NUT STYLEPLATE
MATERIALSTEEL OR
STEEL COMP 4130 OVERALL
THREAD SERIESUNJF
NOMINAL THREAD SIZE0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS3B
SURFACE TREATMENTCADMIUM AND
CHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416, CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING42.0 ROCKWELL C MINIMUM AND
46.0 ROCKWELL C MAXIMUM
NUT LENGTH1.295 INCHES MAXIMUM
NUT HEIGHT0.295 INCHES MAXIMUM
PLATE THICKNESS0.047 INCHES MAXIMUM
PLATE WIDTH0.545 INCHES MAXIMUM
NUT COUNTERBORE DEPTH0.062 INCHES MINIMUM NUT
COUNTERBORE DIAMETER0.297 INCHES MINIMUM AND
0.302 INCHES MAXIMUM NUT
LUBRICATIONDRY FILM LUBRICANT
NUT MOUNTING PROVISIONSTRAIGHT HOLES
MOUNTING HOLE ARRANGEMENT STYLE2 HOLES
MOUNTING HOLE DIAMETER0.098 INCHES MINIMUM AND
0.103 INCHES MAXIMUM
DISTANCE FROM APERTURE CENTER TO MOUNTING HOLE CENTER0.495 INCHES MINIMUM AND
0.505 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG LENGTH0.998 INCHES MINIMUM AND
1.002 INCHES MAXIMUM
TEMP RATING450.0 DEG FAHRENHEIT MAXIMUM


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