|
|
|
National Stock Number:
5305-01-131-2911
Federal Supply Class:
5305
National Item Identification Number:
011312911
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:
| 874329-0001 | 06481 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 874329-1 | 06481 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
|
Techincal Specification:
| FASTENER LENGTH | 0.400 INCHES NOMINAL | | HEAD DIAMETER | 0.400 INCHES NOMINAL | | HEAD HEIGHT | 0.310 INCHES NOMINAL | | HEAD STYLE | KNURLED NO. 1 | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTMA582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 303 OVERALL | | NOMINAL THREAD DIAMETER | 0.138 INCHES | | PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT | | POINT STYLE | FLAT | | SPECIAL FEATURES | THIRD SHOULDER IS ROUND IN SHAPE | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 2A | | THREAD LENGTH | 0.252 INCHES MINIMUM AND 0.270 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNC | | THREAD QUANTITY PER INCH | 28 |
|
|