|
|
|
National Stock Number:
5305-01-125-8253
Federal Supply Class:
5305
National Item Identification Number:
011258253
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:
| MBEU-66673 | U1604 | MARTIN-BAKER AIRCRAFT COMPANY LIMITED |
|
Techincal Specification:
| FASTENER LENGTH | 0.312 INCHES NOMINAL | | HEAD DIAMETER | 0.312 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | S143D,FSCM U1604 MFR REF SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | POINT STYLE | FLAT | | WIDTH BETWEEN FLATS | 0.250 INCHES NOMINAL | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 2A | | THREAD LENGTH | 0.312 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNF | | THREAD QUANTITY PER INCH | 32 |
|
|