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National Stock Number:
5305-01-356-3666
Federal Supply Class:
5305
National Item Identification Number:
013563666
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).
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Manufacturer Information:
| 3661934-1 | 99193 | HONEYWELL INTERNATIONAL INC. |
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Techincal Specification:
| FASTENER LENGTH | 2.100 INCHES MINIMUM AND 2.140 INCHES MAXIMUM | | HEAD DIAMETER | 1.230 INCHES MINIMUM AND 1.270 INCHES MAXIMUM | | HEAD HEIGHT | 1.120 INCHES NOMINAL | | HEAD STYLE | KNURLED NO. 5 | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5643 ASSN STD 1ST MATERIAL RESPONSE AND AMS5659 ASSN STD 2ND MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 630 OR STEEL COMP XM-12 OVERALL | | NOMINAL THREAD DIAMETER | 0.500 INCHES | | POINT STYLE | FLAT | | SHOULDER DIAMETER | 0.735 INCHES MINIMUM AND 0.745 INCHES MAXIMUM ALL SHOULDERS | | SHOULDER SHAPE | ROUND ALL SHOULDERS | | SHOULDER LENGTH | 0.360 INCHES MINIMUM AND 0.380 INCHES MAXIMUM ALL SHOULDERS | | SPECIAL FEATURES | NEXT ASSY 3661064 | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 3A | | THREAD LENGTH | 0.620 INCHES MINIMUM AND 0.640 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNF | | THREAD QUANTITY PER INCH | 20 |
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