5305-00-905-0778 SCREW,WOOD Index 5305-00-905-0780 SCREW,SHOULDER

National Stock Number:
5305-00-905-0779

Federal Supply Class:
5305

National Item Identification Number:
009050779

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:
13072357712TELEMECHANICS INC
13072370408AT AND T CORP


Techincal Specification:
FASTENER LENGTH0.289 INCHES NOMINAL
HEAD HEIGHT0.062 INCHES NOMINAL
HEAD STYLEHEXAGON
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
MATERIAL DOCUMENT AND CLASSIFICATION1018 MFR REF SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL CORROSION RESISTING OVERALL
NOMINAL THREAD DIAMETER0.138 INCHES
SHOULDER DIAMETER0.186 INCHES NOMINAL FIRST SHOULDER
SHOULDER LENGTH0.070 INCHES NOMINAL FIRST SHOULDER
SHOULDER SHAPEROUND FIRST SHOULDER
WIDTH BETWEEN FLATS0.250 INCHES NOMINAL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD LENGTH0.194 INCHES MINIMUM
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH40
THREAD SERIES DESIGNATORUNF


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