5310-01-211-4372 NUT,PLAIN,ROUND Index 5310-01-211-4374 WASHER,FLAT

National Stock Number:
5310-01-211-4373

Federal Supply Class:
5310

National Item Identification Number:
012114373

Description:
NUT,SELF-LOCKING,EXTENDED WASHER

Detail:
A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery. An integral feature is incorporated for locking on the threads of a mating member.


Manufacturer Information:
KFN305DL515653HOWMET GLOBAL FASTENING SYSTEMS INC
KFN305DL575237HOWMET GLOBAL FASTENING SYSTEMS INC.


Techincal Specification:
THREAD SERIESUNJF
NOMINAL THREAD SIZE0.312 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
MATERIALSTEEL COMP 304 OR
STEEL COMP 305 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS5639 ASSN STD 1ST MATERIAL RESPONSE OR
AMS5697 ASSN STD 1ST MATERIAL RESPONSE OR
AMS5686 ASSN STD 2ND MATERIAL RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
NUT STYLEHEXAGON
WASHER OUTSIDE DIAMETER0.525 INCHES MAXIMUM
OVERALL HEIGHT0.430 INCHES MAXIMUM
WIDTH ACROSS FLATS0.367 INCHES MINIMUM AND
0.376 INCHES MAXIMUM
LOCKING FEATUREPREVAILING TORQUE ALL METAL DESIGN
NUT COUNTERBORE DEPTH0.117 INCHES MINIMUM AND
0.127 INCHES MAXIMUM WASHER
COUNTERBORE DIAMETER0.346 INCHES MINIMUM AND
0.350 INCHES MAXIMUM WASHER
LUBRICATIONDRY FILM LUBRICANT
SPECIAL FEATURESAX1AL TENSILE STRENGTH 8300 LBS MIN; THREADS PER MIL-S-8879


Click here to Register for Free 30-day Trial