|
|
|
National Stock Number:
5305-00-879-1449
Federal Supply Class:
5305
National Item Identification Number:
008791449
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:
| 12A7399-87 | 81755 | LOCKHEED MARTIN CORPORATION |
|
Techincal Specification:
| FASTENER LENGTH | 1.500 INCHES NOMINAL | | HEAD DIAMETER | 1.000 INCHES NOMINAL | | HEAD HEIGHT | 0.500 INCHES NOMINAL | | HEAD STYLE | KNURLED NO. 1 | | MATERIAL DOCUMENT AND CLASSIFICATION | AISI C1018 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 0.875 INCHES | | POINT STYLE | CONE | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.112 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNEF | | THREAD QUANTITY PER INCH | 20 |
|
|