NSN 5310-00-303-1231

Part Details | ROUND PLAIN NUT

5310-00-303-1231 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.)

Alternate Parts: S10101443, S10-10-1443, 5310-00-303-1231, 00-303-1231, 5310003031231, 003031231

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-303-123115887 ( NUT, PLAIN, ROUND )
REFERENCE DRAWINGS & PICTURES

ROUND

Cross Reference | NSN 5310-00-303-1231
Part Number Cage Code Manufacturer
S10-10-144378286SIKORSKY AIRCRAFT CORPORATIONDBA SIKORSKY
Technical Data | NSN 5310-00-303-1231
Characteristic Specifications
THREAD SERIES UNS
NOMINAL THREAD SIZE4.000 INCHES
THREAD QUANTITY PER INCH16
THREAD CLASS3B
THREAD DIRECTION RIGHT-HAND
HARDNESS RATING25.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
NUT STYLE ROUND
SMALL END DIAMETER4.375 INCHES NOMINAL
DRIVE POINT DEPTH0.125 INCHES NOMINAL
NUT DIAMETER4.500 INCHES NOMINAL
NUT THICKNESS0.875 INCHES NOMINAL
DRIVE POINT WIDTH0.375 INCHES NOMINAL
UNDERCUT THICKNESS0.500 INCHES NOMINAL
DRIVE POINT QUANTITY6