1680-00-710-0186 PLATE,WEAR,MOTOR CA Index 3120-00-710-0188 BEARING,SLEEVE

National Stock Number:
5310-00-710-0187

Federal Supply Class:
5310

National Item Identification Number:
007100187

Description:
NUT,PLAIN,ROUND

Detail:
A nut, circular in shape, which may have wrenching facilities such as flats, holes, protrusions, slots or splines in or on the periphery or in the face opposite the bearing surface. For items having a thickness (or height) exceeding two times the outside diameter, use POST, ELECTRICAL-MECHANICAL EQUIPMENT. See also NUT (1), PLAIN, KNURLED. (When height or thickness and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)


Manufacturer Information:
710018719204ARMY, UNITED STATES DEPARTMENT OF THE


Techincal Specification:
CRITICALITY CODE JUSTIFICATIONACTD
HARDNESS RATING33.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM
MATERIALSTEEL OVERALL
NOMINAL THREAD SIZE4.000 INCHES
NUT DIAMETER4.755 INCHES MINIMUM AND 4.756 INCHES MAXIMUM
NUT STYLEROUND
NUT THICKNESS4.250 INCHES NOMINAL
THREAD CLASS2G
THREAD DIRECTIONRIGHT-HAND
THREAD PITCH DIAMETERS+3.7500 TO 3.7832 INCHES
THREAD QUANTITY PER INCH2
THREAD SERIESACME


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