Product Details | HELICAL GEAR

3020-00-423-9799 A gear, cylindrical in form, with teeth on the outer surface at an angle to the axis of the gear. See also GEAR, ANTIBACKLASH, HELICAL

Part Alternates: IPD6B4845, 6B4845, 3020-00-423-9799, 00-423-9799, 3020004239799, 004239799

Mechanical Power Transmission Equipment | Gears, Pulleys, Sprockets, and Transmission Chain

Supply Group (FSG) NSN Assign. NIIN
30 01 JAN 1963 00-423-9799

Drawings & Photos | NSN 3020-00-423-9799


Cross Reference | NSN 3020-00-423-9799

Part Number Cage Code Manufacturer
6B4845 11083 CATERPILLAR INC. DBA CATERPILLAR
IPD6B4845 55883 INDUSTRIAL PARTS DEPOT INC

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Technical Data | NSN 3020-00-423-9799

Characteristic Specifications
MATERIAL STEEL COMP 1040 OVERALL
HARDNESS RATING 48.5 ROCKWELL C MINIMUM AND 59.2 ROCKWELL C MAXIMUM OVERALL
TEETH QUANTITY 139
TEETH TYPE SINGLE HELIX
TOOTH FORM STANDARD
TOOTH DIRECTION LEFT
PRESSURE ANGLE 20.0000 DEGREES
HELIX ANGLE 15.4083 DEGREES
STYLE DESIGNATOR 1 HUBLESS
PITCH DIAMETER 24.0300 INCHES NOMINAL
NOMINAL OUTSIDE DIAMETER 24.263 INCHES
FACE NOMINAL WIDTH 1.250 INCHES
BORE STYLE 1 PLAIN BOTH ENDS
BORE NOMINAL DIAMETER 21.238 INCHES BOTH ENDS
COUNTERBORE NOMINAL DEPTH 0.312 INCHES FIRST END
COUNTERBORE NOMINAL DIAMETER 23.0000 INCHES FIRST END
BODY STYLE 1 PLAIN, SOLID
ATTACHMENT METHOD MOUNTING HOLE
MOUNTING HOLE TYPE AND QUANTITY 10 PLAIN AXIALLY THROUGH BODY, FIRST END
MOUNTING HOLE NOMINAL DIAMETER 0.377 INCHES AXIALLY THROUGH BODY, FIRST END
BOLT HOLE CIRCLE NOMINAL DIAMETER 22.000 INCHES AXIALLY THROUGH BODY, FIRST END

Restrictions/Controls & Freight Information | NSN 3020-00-423-9799

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
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
No Freight Information