5930-01-304-4992 SWITCH,ROTARY Index 5305-01-304-4994 THUMBSCREW

National Stock Number:
5305-01-304-4993

Federal Supply Class:
5305

National Item Identification Number:
013044993

Description:
THUMBSCREW

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter. It may have an unthreaded portion with a diameter less than, equal to, or greater than the diameter of the threaded portion. It has either a vertically flattened, circular knurled, or wing type head, all of which are designed for rotation by the thumb and fingers. For items having wrenching facilities such as socket recess, multiple spline or slot heads, use SCREW (as modified) or BOLT (as modified).


Manufacturer Information:
A3013607-1D9182ZF INDUSTRIEANTRIEBE WITTEN GMBH
A3132831-180063US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR


Techincal Specification:
EXTERNAL THREAD TOLERANCE CLASS6G
FASTENER LENGTH39.0 MILLIMETERS NOMINAL
HEAD HEIGHT22.0 MILLIMETERS NOMINAL
HEAD STYLETHUMB NO. 4
HOLE CONFIGURATION STYLEWING
HOLE QUANTITY2
HOLE DIAMETER3.0 MILLIMETERS NOMINAL
HOLE TYPEDRILLED
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763, COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 304 OVERALL
NOMINAL THREAD DIAMETER8.0 MILLIMETERS
SPECIAL FEATURES1.57 MM MIN AND 1.65 MM MAX DRILLED HOLE IN THREADS, 36.0 MM DISTANCE FROM BEARING SURFACE OF HEAD
WIDTH BETWEEN FLATS34.0 MILLIMETERS NOMINAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONA3014011, CAGE 80063 MFR REF SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPAINT OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH18.25 MILLIMETERS NOMINAL
THREAD SERIES DESIGNATORM
THREAD PITCH IN MILLIMETERS1.25


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