5340-01-197-3490 STANDOFF,THREADED,SPACING Index 5305-01-197-3492 SCREW,SHOULDER

National Stock Number:
5305-01-197-3491

Federal Supply Class:
5305

National Item Identification Number:
011973491

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:
2844866-152088LOCKHEED MARTIN CORPORATION


Techincal Specification:
FASTENER LENGTH0.507 INCHES NOMINAL
HEAD HEIGHT0.190 INCHES NOMINAL
HEAD DIAMETER0.610 INCHES MINIMUM AND 0.630 INCHES MAXIMUM
HEAD STYLEDOUBLE CHAMFER
INTERNAL DRIVE STYLESLOT
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 303 OVERALL
NOMINAL THREAD DIAMETER6.0 MILLIMETERS
SHOULDER DIAMETER0.354 INCHES NOMINAL FIRST SHOULDER
SHOULDER LENGTH0.157 INCHES NOMINAL FIRST SHOULDER
SHOULDER SHAPEROUND FIRST SHOULDER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35,TY1,TY2,OR TY3 FED SPEC 1ST TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.300 INCHES NOMINAL
THREAD SERIES DESIGNATORM
THREAD PITCH IN MILLIMETERS1.0


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