3020-01-385-3817 GEAR,SPUR Index 4720-01-385-3819 HOSE ASSEMBLY,METALLIC

National Stock Number:
5305-01-385-3818

Federal Supply Class:
5305

National Item Identification Number:
013853818

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:
10087794A486GNIMIKKEISTOKESKUS NCB FINLAND
B1821BH063C088L80204AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED


Techincal Specification:
FASTENER LENGTH0.880 INCHES NOMINAL
HEAD HEIGHT0.378 INCHES MINIMUM AND 0.403 INCHES MAXIMUM
HEAD STYLEHEXAGON
INTERNAL DRIVE STYLEW/O INTERNAL DRIVE
LOCKING FEATURE MATERIALPLASTIC POLYAMIDE (NYLON)
LOCKING FEATUREPATCH OR STRIP OR PELLET
NOMINAL THREAD DIAMETER0.630 INCHES
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONSAE J429 GR 8 ASSN STD SINGLE MATERIAL RESPONSE
SCREW MATERIALSTEEL
SCREW SURFACE TREATMENTZINC
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.880 INCHES NOMINAL
THREAD QUANTITY PER INCH11
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
WIDTH BETWEEN FLATS0.922 INCHES MINIMUM AND 0.938 INCHES MAXIMUM


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