5305-00-013-3779 SCREW,MACHINE Index 5305-00-013-3781 SCREW,MACHINE

National Stock Number:
5310-00-013-3780

Federal Supply Class:
5310

National Item Identification Number:
000133780

Description:
WASHER,SHOULDERED

Detail:
A WASHER, ROUND IN SHAPE, AND HAVING A CENTRALLY LOCATED HOLE. ONE BEARING SURFACE IS FLAT AND UNBROKEN, THE OTHER SURFACE IS IN THE FORM OF A RAISED SHOULDER (BOSS) HAVING A FLAT BEARING SURFACE. THE THICKNESS OF THE SHOULDER (BOSS) MUST NOT EXCEED 25 PERCENT OF THE SHOULDER (BOSS) DIAMETER. FOR ITEMS HAVING A SHOULDER (BOSS) OF GREATER THICKNESS, USE BEARING, SLEEVE; BUSHING SLEEVE; OR SPACER, SLEEVE. EXCLUDES INSULATOR, WASHER AND THRUST TYPE WASHERS.


Manufacturer Information:
475990166EATON AEROSPACE, LLC
DS-93426662983EATON AEROSPACE, LLC
DS-93426690166EATON AEROSPACE, LLC


Techincal Specification:
HARDNESS RATING56.0 ROCKWELL C MINIMUM AND 58.0 ROCKWELL C MAXIMUM
HOLE DIAMETER0.362 INCHES MINIMUM AND 0.366 INCHES MAXIMUM
OUTSIDE DIAMETER0.500 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION4759,SCD-1,FSCM 90166 MFR REF SINGLE MATERIAL RESPONSE OVERALL
MATERIAL THICKNESS0.030 INCHES MINIMUM AND 0.040 INCHES MAXIMUM
MATERIALSTEEL OVERALL
SHOULDER HEIGHT0.235 INCHES NOMINAL
SHOULDER DIAMETER0.414 INCHES MINIMUM AND 0.418 INCHES MAXIMUM
SPECIAL FEATURESWITH A 0.250 INCH SLIT


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