5305-00-204-5456 SCREW,MACHINE Index 5940-00-204-5460 TERMINAL BOARD

National Stock Number:
5305-00-204-5457

Federal Supply Class:
5305

National Item Identification Number:
002045457

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:
BB302-6-873197HI-SHEAR CORPORATION
BB302-6-8L4528LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC
GC530A6-826512NORTHROP GRUMMAN SYSTEMS CORPORATION


Techincal Specification:
COUNTERSINK ANGLE100.0 DEGREES NOMINAL
FASTENER LENGTH0.789 INCHES MINIMUM AND 0.809 INCHES MAXIMUM
HEAD DIAMETER0.246 INCHES MINIMUM AND 0.251 INCHES MAXIMUM
HEAD STYLEFLAT COUNTERSUNK
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
NOMINAL THREAD DIAMETER0.125 INCHES
SCREW MATERIALSTEEL COMP 431
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.279 INCHES MINIMUM AND 0.319 INCHES MAXIMUM
THREAD QUANTITY PER INCH40
THREAD SERIES DESIGNATORUNC


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