National Item Identification Number
01-042-7540
010427540
5305-01-042-7540
5305010427540
National Stock Number
Item Name
THUMBSCREW
Federal Supply Class
5305
Description
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).
Commercial and Government Entity Code (Supplier Data)
81205
Reference Numbers (Part Numbers)
29-38864-1
Required Categories
THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD QUANTITY PER INCH
THR
Required Description
UNC
0.500 INCHES
13
2A
RIGHT-HAND
1.400 INCHES NOMINAL
3.100 INCHES NOMINA