3110-00-340-5245 BEARING,ROLLER,CYLINDRICAL Index 1680-00-340-5247 CASE ASSEMBLY,LINEA

National Stock Number:
5305-00-340-5246

Federal Supply Class:
5305

National Item Identification Number:
003405246

Description:
SCREW,EXTERNALLY RELIEVED BODY

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercut for thread relief). It is No. 0 (0.060 IN.) (1.5 mm) or larger, and is designed to be held or driven with either a wrench or inserted driver (excluding internal socket and multiple spline types) or both in sizes below No. 10 (0.190 IN.) (5 mm) and larger sizes must have a head designed for any type inserted driver (excluding internal socket and multiple spline types) but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. See also BOLT, EXTERNALLY RELIEVED BODY and BOLT, INTERNAL WRENCHING.


Manufacturer Information:
901-000981041HOWARD INDUSTRIES DIV OF CYCLOPS INDUSTRIES INC
SMB20222680063US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR


Techincal Specification:
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.344 INCHES MINIMUM AND 0.404 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
FASTENER LENGTH0.547 INCHES MINIMUM AND 0.577 INCHES MAXIMUM
FIRST DIAMETER FROM HEAD0.116 INCHES MINIMUM AND 0.128 INCHES MAXIMUM
HEAD DIAMETER0.265 INCHES MINIMUM AND 0.275 INCHES MAXIMUM
HEAD HEIGHT0.101 INCHES MINIMUM AND 0.111 INCHES MAXIMUM
HEAD STYLEFILLISTER
INTERNAL DRIVE STYLESLOT
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A108 ASSN STD ALL MATERIAL RESPONSES OR ASTM A576 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A576 ASSN STD 2ND MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 1017 OR STEEL COMP 1023 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OR STEEL COMP 1022 OR STEEL COMP 1025 OVERALL
NOMINAL THREAD DIAMETER0.164 INCHES
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.173 INCHES MINIMUM AND 0.203 INCHES MAXIMUM
THREAD CLASS2A
THREAD SERIES DESIGNATORUNC
THREAD QUANTITY PER INCH32


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