5310-01-136-4119 NUT,SELF-LOCKING,HEXAGON Index 5310-01-136-4121 NUT,PLAIN,ROUND

National Stock Number:
5310-01-136-4120

Federal Supply Class:
5310

National Item Identification Number:
011364120

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:
64357-07022-10354878ROTAIR AEROSPACE CORP
64357-07022-10378286SIKORSKY AIRCRAFT CORPORATION


Techincal Specification:
DRIVE POINT WIDTH0.250 INCHES NOMINAL
HARDNESS RATING26.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5000 COND C MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 4340 OVERALL
NOMINAL THREAD SIZE2.500 INCHES
NUT DIAMETER2.988 INCHES NOMINAL
NUT STYLEROUND
NUT THICKNESS0.600 INCHES NOMINAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-S-365 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTSILVER OVERALL
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD SERIESUN
THREAD QUANTITY PER INCH16


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