5330-00-949-3658 GASKET Index 5950-00-949-3662 REACTOR

National Stock Number:
5310-00-949-3661

Federal Supply Class:
5310

National Item Identification Number:
009493661

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:
65103-11018-10178286SIKORSKY AIRCRAFT CORPORATION


Techincal Specification:
DRIVE POINT DEPTH0.123 INCHES NOMINAL
DRIVE POINT QUANTITY16
DRIVE POINT WIDTH0.375 INCHES NOMINAL
COUNTERBORE DIAMETER3.395 INCHES NOMINAL BASE
COUNTERSINK ANGLE90.0 DEGREES NOMINAL BOTH ENDS
HARDNESS RATING26.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP E4340 OVERALL
NOMINAL THREAD SIZE3.125 INCHES
NUT COUNTERBORE DEPTH0.080 INCHES MINIMUM AND 0.090 INCHES MAXIMUM BASE
NUT DIAMETER4.120 INCHES NOMINAL
NUT STYLEROUND
NUT THICKNESS0.437 INCHES NOMINAL
SURFACE TREATMENTCADMIUM OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS3B
THREAD SERIESUN
THREAD QUANTITY PER INCH16


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