5305-00-527-4285 SCREW,MACHINE Index 5305-00-527-4288 SCREW,MACHINE

National Stock Number:
5305-00-527-4287

Federal Supply Class:
5305

National Item Identification Number:
005274287

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:
E20461C5810DRAEGER SAFETY AG & CO. KGAA
E20461D1379B/E AEROSPACE SYSTEMS GMBH
MR0-607BN19315HONEYWELL INTL INC DEFENSE AVIONICS SYSTEMS FORMER BENDIX NAVIGATION AND CONTROL SYSTEMS
MR0-607BN55972HONEYWELL INTL INC DEFENSE AVIONICS SYSTEMS
MR0-607BN99251MISSION SYSTEMS DAVENPORT INC.


Techincal Specification:
FASTENER LENGTH0.438 INCHES NOMINAL
HARDNESS RATING65.0 ROCKWELL B MINIMUM AND 85.0 ROCKWELL B MAXIMUM
HEAD DIAMETER0.248 INCHES MINIMUM AND 0.252 INCHES MAXIMUM
HEAD HEIGHT0.082 INCHES MINIMUM AND 0.092 INCHES MAXIMUM
HEAD STYLEROUND
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
NOMINAL THREAD DIAMETER0.138 INCHES
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONECLIPS-ALL0Y 88,FSCM 19315 MFR REF SINGLE MATERIAL RESPONSE
SCREW MATERIALCOPPER ALLOY
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.388 INCHES MINIMUM
THREAD QUANTITY PER INCH32
THREAD SERIES DESIGNATORUNC


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