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National Stock Number:
5305-01-304-4993
Federal Supply Class:
5305
National Item Identification Number:
013044993
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:
| A3013607-1 | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH | | A3132831-1 | 80063 | US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | M | | NOMINAL THREAD DIAMETER | 8.0 MILLIMETERS | | THREAD PITCH IN MILLIMETERS | 1.25 | | EXTERNAL THREAD TOLERANCE CLASS | 6G | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 18.25 MILLIMETERS NOMINAL | | FASTENER LENGTH | 39.0 MILLIMETERS NOMINAL | | MATERIAL | STEEL COMP 304 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763, COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | PAINT OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | A3014011, CAGE 80063 MFR REF SINGLE TREATMENT RESPONSE OVERALL | | HEAD STYLE | THUMB NO. 4 | | HEAD HEIGHT | 22.0 MILLIMETERS NOMINAL | | WIDTH BETWEEN FLATS | 34.0 MILLIMETERS NOMINAL | | HOLE CONFIGURATION STYLE | WING | | HOLE TYPE | DRILLED | | HOLE QUANTITY | 2 | | HOLE DIAMETER | 3.0 MILLIMETERS NOMINAL | | SPECIAL FEATURES | 1.57 MM MIN AND 1.65 MM MAX DRILLED HOLE IN THREADS, 36.0 MM DISTANCE FROM BEARING SURFACE OF HEAD |
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