5305-00-144-4012 SCREW,MACHINE Index 5306-00-144-4015 BOLT,MACHINE

National Stock Number:
5305-00-144-4014

Federal Supply Class:
5305

National Item Identification Number:
001444014

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:
AN505-416-4088044AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
FFS92ANDTYPE1ANDSTYLE2S81348FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC


Techincal Specification:
COUNTERSINK ANGLE80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
FASTENER LENGTH2.406 INCHES MINIMUM AND 2.500 INCHES MAXIMUM
HEAD DIAMETER0.462 INCHES MINIMUM AND 0.507 INCHES MAXIMUM
HEAD STYLEFLAT COUNTERSUNK
INTERNAL DRIVE STYLESLOT
NOMINAL THREAD DIAMETER0.250 INCHES
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-633 FED SPEC SINGLE MATERIAL RESPONSE
SCREW MATERIALSTEEL COMP 1010
SCREW SURFACE TREATMENTCADMIUM
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH1.750 INCHES MINIMUM
THREAD SERIES DESIGNATORUNC
THREAD QUANTITY PER INCH20


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