5306-01-346-2260 BOLT,SHEAR Index 5305-01-346-2262 SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-01-346-2261

Federal Supply Class:
5305

National Item Identification Number:
013462261

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:
5959303-8396169ELECTRIC BOAT CORPORATION
6603688-VHBA-9453711NAVAL SEA SYSTEMS COMMAND
803-5959303-X-8353711NAVAL SEA SYSTEMS COMMAND


Techincal Specification:
FASTENER LENGTH5.500 INCHES NOMINAL
HARDNESS RATING37.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM FASTENER
HEAD HEIGHT0.988 INCHES MINIMUM AND 1.000 INCHES MAXIMUM
HEAD DIAMETER1.479 INCHES MINIMUM AND 1.500 INCHES MAXIMUM
HEAD STYLEFLAT CHAMFER
INTERNAL DRIVE STYLEHEXAGON
LOCKING FEATUREPELLET OR STRIP OR PATCH THREADS
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A574 ASSN STD SINGLE MATERIAL RESPONSE FASTENER
MATERIALPLASTIC POLYAMIDE LOCKING FEATURESTEEL UNS K03104 FASTENER
MINIMUM TENSILE STRENGTH125000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER1.000 INCHES
WIDTH ACROSS FLATS0.750 INCHES NOMINAL
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
SURFACE TREATMENTALUMINUM AND CHROMATE OR ZINC AND CHROMATE FASTENER
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH5.250 INCHES NOMINAL
THREAD QUANTITY PER INCH8
THREAD SERIES DESIGNATORUNRC


Click here to Register for Free 30-day Trial