Product Details | FORSTNER BIT

5133-00-142-4977 A spurless boring tool with a cutter head having a scoring rib on opposite sides of its periphery, separated by two vertical cutting edges with slots for chip clearance. The tool is guided by its circular rim in lieu of a pointed tip. The tool may have a shank for use in either a bit brace or a powered mechanism.

Part Alternates: GGGB383, GGG-B-383, GGG-B-383 TY1CLG, GGGB383TY1CLG, 5133-00-142-4977, 00-142-4977, 5133001424977, 001424977

Hand Tools | Drill Bits, Counterbores, and Countersinks: Hand and Machine

Supply Group (FSG) NSN Assign. NIIN
51 00-142-4977

Drawings & Photos | NSN 5133-00-142-4977


Demand History | NSN 5133-00-142-4977

Part Number Request Date QTY Origin
GGGB383 2024-02-46 1 United States
GGG-B-383 2019-09-248 2 US

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Technical Data | NSN 5133-00-142-4977

Characteristic Specifications
MATERIAL STEEL OVERALL
HARDNESS RATING 40.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
CUTTING END STYLE 17 CIRCULAR RIM
SHANK STYLE 75 FLAT ROUND
SHANK DIAMETER 0.500 INCHES NOMINAL
OVERALL LENGTH 6.750 INCHES NOMINAL
NOMINAL CUTTING DIAMETER 1.4375 INCHES
NONDEFINITIVE SPEC/STD DATA G CLASS AND 1 TYPE
MANUFACTURERS CODE 81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE GGG-B-383

Restrictions/Controls & Freight Information | NSN 5133-00-142-4977

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Category Code Description
No Freight Information