3990-00-566-8860 PIN,STRAIGHT,HEADED Index 5310-00-566-8867 NUT,PLAIN,ROUND

National Stock Number:
5310-00-566-8864

Federal Supply Class:
5310

National Item Identification Number:
005668864

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:
MS17224396906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
DRIVE POINT QUANTITY8
DRIVE POINT WIDTH0.188 INCHES NOMINAL
DRIVE POINT DEPTH0.086 INCHES MINIMUM AND 0.096 INCHES MAXIMUM
COUNTERSINK ANGLE90.0 DEGREES NOMINAL NUT
HARDNESS RATING26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6381 ASSN STD 1ST MATERIAL RESPONSE OR AMS 6382 ASSN STD 2ND MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
NOMINAL THREAD SIZE1.376 INCHES
NUT DIAMETER1.891 INCHES MINIMUM AND 1.911 INCHES MAXIMUM
NUT STYLEROUND
NUT THICKNESS0.271 INCHES MINIMUM AND 0.291 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONAMS 2481 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH18
THREAD SERIESUNJS


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