5305-00-900-8267 SCREW,MACHINE Index 4730-00-900-8269 TEE,TUBE

National Stock Number:
5305-00-900-8268

Federal Supply Class:
5305

National Item Identification Number:
009008268

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:
5305009008268SCY13E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES FORCES ARMEE
MS21316-5896906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
FASTENER LENGTH1.438 INCHES MINIMUM AND 1.562 INCHES MAXIMUM
HEAD HEIGHT0.900 INCHES MINIMUM AND 0.970 INCHES MAXIMUM
HEAD STYLETHUMB NO. 3
MATERIALSTEEL OVERALL
NOMINAL THREAD DIAMETER0.375 INCHES
POINT STYLEFLAT
WIDTH BETWEEN FLATS0.780 INCHES MINIMUM AND 0.940 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TYPE 2,CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH1.313 INCHES MINIMUM AND 1.437 INCHES MAXIMUM
THREAD QUANTITY PER INCH16
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)


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