5305-01-330-3161 SCREW,CAP,SOCKET HEAD Index 5305-01-330-3163 SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-01-330-3162

Federal Supply Class:
5305

National Item Identification Number:
013303162

Description:
SCREW,CAP,SOCKET HEAD

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.


Manufacturer Information:
256-6603687-VHBM-9453711NAVAL SEA SYSTEMS COMMAND
5959304-8496169ELECTRIC BOAT CORPORATION
803-5959304-X-8453711NAVAL SEA SYSTEMS COMMAND


Techincal Specification:
THREAD SERIES DESIGNATORUNRC
NOMINAL THREAD DIAMETER1.000 INCHES
THREAD QUANTITY PER INCH8
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH7.500 INCHES NOMINAL
FASTENER LENGTH8.000 INCHES NOMINAL
MATERIALPLASTIC POLYAMIDE LOCKING FEATURE
STEEL FASTENER
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A574 ASSN STD SINGLE MATERIAL RESPONSE FASTENER
SURFACE TREATMENTALUMINUM OR
CHROMATE ZINC FASTENER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-83488 TY 2 CL 3 MIL SPEC 1ST TREATMENT RESPONSE OR
MIL-C-87115 CL 3 MIL SPEC 2ND TREATMENT RESPONSE FASTENER
HARDNESS RATING39.0 ROCKWELL C MINIMUM AND
45.0 ROCKWELL C MAXIMUM FASTENER
MINIMUM TENSILE STRENGTH180000 POUNDS PER SQUARE INCH
HEAD STYLEFLAT CHAMFER
HEAD DIAMETER1.479 INCHES MINIMUM AND
1.500 INCHES MAXIMUM
HEAD HEIGHT0.988 INCHES MINIMUM AND
1.000 INCHES MAXIMUM
INTERNAL DRIVE STYLEHEXAGON
WIDTH ACROSS FLATS0.750 INCHES NOMINAL
LOCKING FEATUREPELLET OR
STRIP OR
PATCH THREADS
HOLE CONFIGURATION STYLEROUND INTERNAL HEXAGON
HOLE TYPEDRILLED
HOLE QUANTITY6
HOLE DIAMETER0.120 INCHES NOMINAL


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