5305-01-310-5821 SCREW,CAP,SOCKET HEAD Index 5305-01-310-5823 SCREW,SHOULDER

National Stock Number:
5305-01-310-5822

Federal Supply Class:
5305

National Item Identification Number:
013105822

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:
135601-12137695RAYTHEON COMPANY
135601-12156878SPS TECHNOLOGIES, LLC
135601-12158794FASTENER TECHNOLOGY CORP
135601-12158842NAVAL SUBMARINE BASE BANGOR
135601-12174445H-K CONNECTICUT HOLDING COMPANY
135601-12193907TEXTRON FASTENING SYSTEMS DBA DECORAH OPERATIONS TFS


Techincal Specification:
COLORRED HEAD
FASTENER LENGTH2.438 INCHES MINIMUM AND 2.562 INCHES MAXIMUM
HARDNESS RATING35.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL
HEAD DIAMETER0.303 INCHES MINIMUM AND 0.312 INCHES MAXIMUM
HEAD HEIGHT0.183 INCHES MINIMUM AND 0.193 INCHES MAXIMUM
HEAD STYLEFLAT CHAMFER
INTERNAL DRIVE STYLEHEXAGON
MATERIALSTEEL OVERALL
NOMINAL THREAD DIAMETER0.190 INCHES
SPECIAL FEATURESPAINTED HEAD CLASS B COLOR 11105 PER FED-STD-595 OVER BLACK NICKEL PLATE; KNURL OPTIONAL HEAD
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONTT-E-489 FED SPEC SINGLE TREATMENT RESPONSE HEAD
SURFACE TREATMENTENAMEL HEAD
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH1.000 INCHES MINIMUM
THREAD SERIES DESIGNATORUNF
THREAD QUANTITY PER INCH32
WIDTH ACROSS FLATS0.156 INCHES MINIMUM AND 0.159 INCHES MAXIMUM


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