Product Details | HELICAL GEAR

3020-00-303-5104 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: DU720T5, 3892C1121, 720T5, 3020-00-303-5104, 00-303-5104, 3020003035104, 003035104

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

Supply Group (FSG) NSN Assign. NIIN
30 01 JAN 1963 00-303-5104

Drawings & Photos | NSN 3020-00-303-5104


Cross Reference | NSN 3020-00-303-5104

Part Number Cage Code Manufacturer
3892C1121 78500 MERITOR HEAVY VEHICLE SYSTEMS LLC DIV MERITOR HEAVY VEHICLE SYSTEMS,
720T5 22852 SPALLA INC
DU720T5 81141 DUPAGE GEAR AND MACHINE CO

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Technical Data | NSN 3020-00-303-5104

Characteristic Specifications
MATERIAL STEEL OVERALL
TEETH QUANTITY 25
TEETH TYPE SINGLE HELIX
TOOTH FORM STANDARD
TOOTH DIRECTION LEFT
PRESSURE ANGLE 20.0000 DEGREES
HELIX ANGLE 22.0000 DEGREES
STYLE DESIGNATOR 11 FLANGED END
PITCH DIAMETER 4.7410 INCHES NOMINAL
FLANGE NOMINAL DIAMETER 5.325 INCHES
NOMINAL OUTSIDE DIAMETER 5.178 INCHES
FLANGE NOMINAL THICKNESS 0.875 INCHES
FACE NOMINAL WIDTH 1.539 INCHES
NOMINAL DISTANCE BETWEEN OUTER BODY FACE AND INNER FLANGE FACE 0.773 INCHES
BORE STYLE 6 INVOLUTE SPLINE BOTH ENDS
BORE NOMINAL DIAMETER 4.155 INCHES BOTH ENDS
SPLINE QUANTITY 34 BOTH ENDS
SPLINE PITCH DIAMETER 4.2500 INCHES NOMINAL BOTH ENDS
COUNTERBORE NOMINAL DEPTH 0.763 INCHES BOTH ENDS
COUNTERBORE NOMINAL DIAMETER 3.542 INCHES BOTH ENDS
HUB NOMINAL DIAMETER 4.281 INCHES BETWEEN BODY AND FLANGE
BODY STYLE 1 PLAIN, SOLID
MANUFACTURERS CODE 3D6E9
DESIGN CONTROL REFERENCE 3892C1121

Restrictions/Controls & Freight Information | NSN 3020-00-303-5104

Category Code Description
Shelf-Life Code:0Nondeteriorative
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.
Controlled Inventory Item Code:UUNCLASSIFIED
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

Management | NSN 3020-00-303-5104

Category Code Description
Cognizance Codes9ANavy-owned stocks of parts peculiar to combat and tactical vehicles of Army design
Naval Inventory Control Point, Mechanicsburg
Source of SupplyAKZUS Army Tank-Automotive and Armaments Command
Warren, MI 48397-5000
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesVTERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative