5305-00-225-3661 SCREW,CAP,HEXAGON HEAD Index 5895-00-225-3663 KEYER,FREQUENCY SHIFT

National Stock Number:
5305-00-225-3662

Federal Supply Class:
5305

National Item Identification Number:
002253662

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:
2578889-107187HONEYWELL INTERNATIONAL INC.
2578889-156232LOCKHEED MARTIN CORPORATION


Techincal Specification:
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.281 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
FASTENER LENGTH0.437 INCHES NOMINAL
FIRST DIAMETER FROM HEAD0.072 INCHES NOMINAL
HARDNESS RATING80.0 ROCKWELL B MINIMUM AND 90.0 ROCKWELL B MAXIMUM OVERALL
HEAD HEIGHT0.063 INCHES NOMINAL
HEAD DIAMETER0.212 INCHES NOMINAL
HEAD STYLEPAN NO. 2
INTERNAL DRIVE STYLESLOT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 303 OVERALL
MINIMUM YIELD STRENGTH50000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.112 INCHES
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.156 INCHES MINIMUM
THREAD QUANTITY PER INCH40
THREAD SERIES DESIGNATORUNC


Click here to Register for Free 30-day Trial