|
|
|
National Stock Number:
5305-01-042-7540
Federal Supply Class:
5305
National Item Identification Number:
010427540
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:
| 29-38864-1 | 81205 | THE BOEING COMPANY |
|
Techincal Specification:
| THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.500 INCHES | | THREAD QUANTITY PER INCH | 13 | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.400 INCHES NOMINAL | | FASTENER LENGTH | 3.100 INCHES NOMINAL | | MATERIAL | STEEL COMP 1018 OR | | STEEL COMP 4130 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AISI ASSN STD ALL MATERIAL RESPONSES OVERALL | | HEAD STYLE | KNURLED NO. 1 | | HEAD DIAMETER | 3.000 INCHES NOMINAL | | HEAD HEIGHT | 0.620 INCHES NOMINAL | | POINT STYLE | POINTLESS | | FIRST DIAMETER FROM HEAD | 0.374 INCHES MINIMUM AND | | 0.375 INCHES MAXIMUM | | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 1.700 INCHES NOMINAL | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 81205 | | DESIGN CONTROL REFERENCE | 29-38864-1 |
|
|