Product Details | HELICAL GEAR

3020-00-249-9940 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: 145026, 6283046, 3020-00-249-9940, 00-249-9940, 3020002499940, 002499940

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

Supply Group (FSG) NSN Assign. NIIN
30 01 JAN 1963 00-249-9940

Drawings & Photos | NSN 3020-00-249-9940


Demand History | NSN 3020-00-249-9940

Part Number Request Date QTY Origin
145026 2015-04-111 1
145026 2012-12-345 1
145026 2011-09-272 2

Cross Reference | NSN 3020-00-249-9940

Part Number Cage Code Manufacturer
145026 64104 DRESSER, INC. DIV DRESSER WAUKESHA
6283046 19207 U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM

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Technical Data | NSN 3020-00-249-9940

Characteristic Specifications
MATERIAL IRON ALLOY OVERALL
HARDNESS RATING 180.0 BRINELL STANDARD MINIMUM AND 200.0 BRINELL STANDARD MAXIMUM OVERALL
TEETH QUANTITY 54
TEETH TYPE SINGLE HELIX
TOOTH FORM STANDARD
TOOTH DIRECTION LEFT
PRESSURE ANGLE 14.5000 DEGREES
HELIX ANGLE 30.0000 DEGREES
STYLE DESIGNATOR 6 FLUSH HUBS
PITCH DIAMETER 6.2310 INCHES NOMINAL
NOMINAL OUTSIDE DIAMETER 6.418 INCHES
FACE NOMINAL WIDTH 1.250 INCHES
BORE STYLE 10A W/KEYWAY BOTH ENDS
BORE NOMINAL DIAMETER 1.624 INCHES BOTH ENDS
KEYWAY NOMINAL WIDTH 0.252 INCHES BOTH ENDS
NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM 0.944 INCHES BOTH ENDS
HUB STYLE DESIGNATOR 1 PLAIN BOTH ENDS
HUB NOMINAL DIAMETER 3.375 INCHES FIRST END 2.375 INCHES SECOND END
BODY STYLE 4B WEBBED, OFFSET, WITH LIGHTENING HOLES
MANUFACTURERS CODE 19207
DESIGN CONTROL REFERENCE 6283046

Restrictions/Controls & Freight Information | NSN 3020-00-249-9940

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
NMF Description 197339 WHEELS COG/GEAR/PINION I/S
Less than car load rating S 60
Less than truck load rating R 65.0
Water commodity Code 593 unknown
Originating Activity Code XX
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable