5310-01-135-1185 NUT,SELF-LOCKING,ROUND Index 5310-01-135-1187 NUT SPACER,PLATE

National Stock Number:
5310-01-135-1186

Federal Supply Class:
5310

National Item Identification Number:
011351186

Description:
NUT,SELF-LOCKING,ROUND

Detail:
A nut, circular in shape, which may have wrenching facilities such as flats, holes, protusions, slots or splines in or on the periphery or in the face opposite the bearing surface. An integral feature is incorporated for locking on the threads of a mating member. Do not use if a more specific item name applies. Excludes COLLAR, PIN-RIVET, THREADED; INSERT, SCREW THREAD; NUT (1), SLEEVE; NUT(1), PLAIN, CAP; and TURNBUCKLE BODY.


Manufacturer Information:
64357-07022-10978286SIKORSKY AIRCRAFT CORPORATION


Techincal Specification:
DRIVE POINT DEPTH0.250 INCHES NOMINAL
DRIVE POINT QUANTITY8
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 SIZE3.125 INCHES
NUT DIAMETER3.781 INCHES NOMINAL
NUT STYLEROUND
NUT THICKNESS0.600 INCHES NOMINAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-S-365 FED SPEC SINGLE TREATMENT RESPONSE THREADS
SURFACE TREATMENTSILVER THREADS
THREAD CLASS3B
THREAD DIRECTIONLEFT-HAND
THREAD SERIESUN
THREAD QUANTITY PER INCH16


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