5305-00-500-0849 SCREW,CAP,SOCKET HEAD Index 5331-00-500-0853 O-RING

National Stock Number:
5305-00-500-0851

Federal Supply Class:
5305

National Item Identification Number:
005000851

Description:
SCREW,CAP,HEXAGON HEAD

Detail:
An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, MACHINE; BOLT, EXTERNALLY RELIEVED BODY; BOLT, INTERNAL WRENCHING; and SCREW, CAP, SOCKET HEAD.


Manufacturer Information:
10-35725628839TELEDYNE INDUSTRIES INC TELEDYNE POWER SYSTEMS DIV
10-35725659501UNISON INDUSTRIES LLC
10-35725677820AMPHENOL CORP


Techincal Specification:
FASTENER LENGTH0.407 INCHES MINIMUM AND 0.438 INCHES MAXIMUM
HEAD HEIGHT0.938 INCHES MINIMUM AND 1.093 INCHES MAXIMUM
HEAD STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATION9-694 FSCM 77820 MFR REF SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
NOMINAL THREAD DIAMETER0.164 INCHES
WIDTH BETWEEN FLATS0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION9-997 FSCM 77820 MFR REF SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.344 INCHES MINIMUM
THREAD QUANTITY PER INCH32
THREAD SERIES DESIGNATORUNC


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