5305-01-218-3126 SCREW,MACHINE Index 5305-01-218-3128 SETSCREW

National Stock Number:
5305-01-218-3127

Federal Supply Class:
5305

National Item Identification Number:
012183127

Description:
SCREW,MACHINE

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below No. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal 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. Excludes BOLT, CLEVIS; BOLT, EXTERNALLY RELIEVED BODY; SCREW, EXTERNALLY RELIEVED BODY; and SCREW, ASSEMBLED WASHER. See also, SCREW, INSTRUMENT; BOLT, MACHINE; BOLT, INTERNAL WRENCHING; and SCREW, CAP SOCKET HEAD.


Manufacturer Information:
123181A08R220580539SPS TECHNOLOGIES, LLC
A032-220597928HUCK INTL INC
HR132-08R220573197HI-SHEAR CORPORATION
HR132-08R2205L4528LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC
LE111-0032-220506725SPS TECHNOLOGIES, LLC
LE111-0032-220543999THE BOEING COMPANY
LE111-0032-220557928SONIC INDUSTRIES, INC.
LE111-0032-220558998FASTENER INNOVATION TECHNOLOGY, INC.
MA2LE132-220558845ABOUNDING SECURITY INC DIV OF MAA CORP
PBF1378-220527624SPS TECHNOLOGIES LLC
SC1785R-08-220506950HOWMET GLOBAL FASTENING SYSTEMS INC
W111-0032-220560516WEST COAST AEROSPACE, INC.


Techincal Specification:
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
FASTENER LENGTH0.636 INCHES MINIMUM AND 0.666 INCHES MAXIMUM
HARDNESS RATING36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM
HEAD DIAMETER0.294 INCHES MINIMUM AND 0.332 INCHES MAXIMUM
HEAD STYLEFLAT COUNTERSUNK
INTERNAL DRIVE STYLETORQUE SET
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.164 INCHES
SCREW MATERIALSTEEL COMP E4340 OR STEEL COMP 4140 OR STEEL COMP 8740 OR STEEL COMP 8735 OR STEEL COMP 6150
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE
SCREW SURFACE TREATMENTCADMIUM AND CHROMATE
SPECIAL FEATURESINTERNAL DRIVE RIBBED
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.314 INCHES MINIMUM AND 0.364 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNJC
THREAD QUANTITY PER INCH32


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