6240-00-061-3362 LAMP,INCANDESCENT Index 5320-00-061-3368 RIVET,BLIND

National Stock Number:
5305-00-061-3367

Federal Supply Class:
5305

National Item Identification Number:
000613367

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:
0N10378198230NATIONAL SECURITY AGENCY
0N12418198230NATIONAL SECURITY AGENCY


Techincal Specification:
FASTENER LENGTH0.250 INCHES MAXIMUM
HEAD DIAMETER0.250 INCHES MAXIMUM
HEAD HEIGHT0.030 INCHES MAXIMUM
HEAD STYLEKNURLED NO. 1
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 303 OVERALL
NOMINAL THREAD DIAMETER0.112 INCHES
POINT LENGTH0.020 INCHES MAXIMUM
POINT STYLEFLAT
POINT CHAMFER ANGLE45.0 DEGREES NOMINAL
SHOULDER DIAMETER0.030 INCHES NOMINAL FIRST SHOULDER
SHOULDER SHAPEROUND FIRST SHOULDER
SHOULDER LENGTH0.250 INCHES NOMINAL FIRST SHOULDER
SURFACE TREATMENTPASSIVATE OVERALL
TEST DATA DOCUMENT98230-0N103781 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.220 INCHES MAXIMUM
THREAD QUANTITY PER INCH40
THREAD SERIES DESIGNATORUNC


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