5310-01-452-3582 WASHER,SPRING TENSION Index 5895-01-452-3584 PANEL,PATCHING,COMMUNICATION

National Stock Number:
5305-01-452-3583

Federal Supply Class:
5305

National Item Identification Number:
014523583

Description:
SCREW,SHOULDER

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 IN.) (1.5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is designed to be driven with either a wrench or an inserted driver or both in sizes below No. 10 (0.190 IN.) (5 mm) nominal diameter. No. 10 (0.190 IN.) (5 mm) and larger sizes must be designed for any type of inserted driver, but may also provide for external wrenching of the head. A locking feature may be incorporated in the design of the head or threads. For items which are both shouldered and have an externally relieved body, use SCREW, EXTERNALLY RELIEVED BODY. For items with a No. 10 (0.190 IN.) (5 mm) or larger thread diameter without an inserted driver head, use BOLT, SHOULDER. Excludes BOLT, INTERNAL WRENCHING and SCREW, CAP, SOCKET HEAD.


Manufacturer Information:
B1833B080020N80204AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED
B1833M080020N80204AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED


Techincal Specification:
EXTERNAL THREAD TOLERANCE CLASS4H6H
FASTENER LENGTH31.25 MILLIMETERS NOMINAL
HARDNESS RATING36.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL
HEAD DIAMETER12.73 MILLIMETERS MINIMUM AND 13.00 MILLIMETERS MAXIMUM
HEAD STYLEFLAT CHAMFER
HEAD HEIGHT5.32 MILLIMETERS MINIMUM AND 5.50 MILLIMETERS MAXIMUM
INTERNAL DRIVE STYLEHEXAGON
MATERIALSTEEL OVERALL
MINIMUM TENSILE STRENGTH1100 MEGAPASCALS
NOMINAL THREAD DIAMETER6.0 MILLIMETERS
SHOULDER DIAMETER7.951 MILLIMETERS MINIMUM AND 7.987 MILLIMETERS MAXIMUM FIRST SHOULDER
SHOULDER LENGTH19.875 MILLIMETERS MINIMUM AND 20.125 MILLIMETERS MAXIMUM FIRST SHOULDER
SHOULDER SHAPEROUND FIRST SHOULDER
SPECIAL FEATURESSHOULDER AND THREADS UNDERCUT FOR RELIEF
WIDTH ACROSS FLATS4.0 MILLIMETERS NOMINAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTM B633 TY 2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTZINC AND CHROMATE OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD PITCH IN MILLIMETERS1.0
THREAD LENGTH8.65 MILLIMETERS MAXIMUM
THREAD SERIES DESIGNATORM


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