5305-01-448-4137 SCREW,CAP,HEXAGON HEAD Index 5310-01-448-4139 NUT,SELF-LOCKING,PLATE

National Stock Number:
5310-01-448-4138

Federal Supply Class:
5310

National Item Identification Number:
014484138

Description:
NUT ASSEMBLY,SELF-LOCKING,GANG C

Detail:
An item composed of a specially designed channel and a series of nuts having integral self-locking features assembled in predetermined spacing.


Manufacturer Information:
MS21063L4-6-296906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
THREAD SERIESUNJF
NOMINAL THREAD SIZE0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
MATERIALALUMINUM CHANNEL
STEEL NUT
SURFACE TREATMENTCADMIUM AND
CHROMATE NUT
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416, TY2 CL2 FED SPEC SINGLE TREATMENT RESPONSE NUT
HARDNESS RATING49.0 ROCKWELL C MAXIMUM
NUT STYLEGANG CHANNEL, SELF LOCKING
LOCKING FEATUREPREVAILING TORQUE ALL METAL DESIGN
CHANNEL STYLESTRAIGHT TYPE
OVERALL LENGTH72.000 INCHES NOMINAL
OVERALL WIDTH0.516 INCHES MAXIMUM
ASSEMBLY OVERALL HEIGHT0.281 INCHES MAXIMUM
CHANNEL HEIGHT0.281 INCHES MAXIMUM
NUT SPACING0.750 INCHES NOMINAL
NUT QUANTITY96
NUT COUNTERBORE DEPTH0.062 INCHES NOMINAL FIRST END
COUNTERBORE DIAMETER0.254 INCHES MINIMUM FIRST END
LUBRICATIONDRY FILM LUBRICANT
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCEMS21063L4-6-2


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