5305-01-254-4355 SCREW,MACHINE Index 5305-01-254-4357 SETSCREW

National Stock Number:
5305-01-254-4356

Federal Supply Class:
5305

National Item Identification Number:
012544356

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:
12318A4R1080539SPS TECHNOLOGIES, LLC
A032-241097928HUCK INTL INC
AIC4038-4-1006725SPS TECHNOLOGIES, LLC
FIT111-0032-041058998FASTENER INNOVATION TECHNOLOGY, INC.
HR132-4R241073197HI-SHEAR CORPORATION
HR132-4R2410L4528LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC
SC1785R-4-1006950HOWMET GLOBAL FASTENING SYSTEMS INC
PBF1378-241027624SPS TECHNOLOGIES LLC
LE111-0032-241043999THE BOEING COMPANY
SII-1087-041057928SONIC INDUSTRIES, INC.
MA2LE132R4-241058845ABOUNDING SECURITY INC DIV OF MAA CORP
LE111-0032-241073197HI-SHEAR CORPORATION
LE111-0032-2410L4528LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC


Techincal Specification:
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
FASTENER LENGTH1.036 INCHES MINIMUM AND 1.066 INCHES MAXIMUM
HARDNESS RATING36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM
HEAD DIAMETER0.461 INCHES MINIMUM AND 0.507 INCHES MAXIMUM
HEAD STYLEFLAT COUNTERSUNK
INTERNAL DRIVE STYLETORQUE SET
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.250 INCHES
SCREW MATERIALSTEEL COMP E4340 OR STEEL COMP 6150 OR STEEL COMP 4140 OR STEEL COMP 8740 OR STEEL COMP 8735
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE
SCREW SURFACE TREATMENTCADMIUM AND CHROMATE
SPECIAL FEATURESINTERNAL DRIVE RIBBED
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.401 INCHES MINIMUM AND 0.451 INCHES MAXIMUM
THREAD QUANTITY PER INCH28
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF)


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