2520-00-737-4475 COUPLING,TRANSMISSI Index 2520-00-737-4477 TUBE

National Stock Number:
5310-00-737-4476

Federal Supply Class:
5310

National Item Identification Number:
007374476

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:
676454324617GENERAL MOTORS CORP
737447619207U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM


Techincal Specification:
DRIVE POINT DEPTH0.094 INCHES NOMINAL
DRIVE POINT QUANTITY4
DRIVE POINT WIDTH0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM
HARDNESS RATING32.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM
HOLE CONFIGURATION STYLECONFIGURATION J
HOLE THREAD QUANTITY PER INCH24
HOLE TYPE AND QUANTITY6 TAPPED
HOLE NOMINAL THREAD DIAMETER0.190 INCHES
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 1010 OVERALL
NOMINAL THREAD SIZE1.766 INCHES
NUT DIAMETER2.516 INCHES MINIMUM AND 2.536 INCHES MAXIMUM
NUT STYLEROUND
NUT THICKNESS0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM
SMALL END DIAMETER1.969 INCHES NOMINAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-12968,TY A MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPHOSPHATE OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH18
THREAD PITCH DIAMETERS+1.7309 TO 1.7354 INCHES
THREAD SERIESUNS
UNDERCUT THICKNESS0.131 INCHES MINIMUM AND 0.151 INCHES MAXIMUM


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