Product Details | HELICAL GEAR

3020-00-396-3645 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: 3372939, 3020-00-396-3645, 00-396-3645, 3020003963645, 003963645

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

Supply Group (FSG) NSN Assign. NIIN
30 01 JAN 1961 00-396-3645

Drawings & Photos | NSN 3020-00-396-3645


Cross Reference | NSN 3020-00-396-3645

Part Number Cage Code Manufacturer
3372939 55380 HATCH & KIRK, INC. DIV HATCH & KIRK INC
3372939 72915 GENERAL MOTORS CORP ELECTRO-MOTIVE DIV

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Technical Data | NSN 3020-00-396-3645

Characteristic Specifications
MATERIAL STEEL COMP 1035 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION 66 FED STD SINGLE MATERIAL RESPONSE AND AISI/SAE 1035 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
TEETH QUANTITY 27
TEETH TYPE SINGLE HELIX
TOOTH FORM STANDARD
TOOTH DIRECTION RIGHT
PRESSURE ANGLE 14.5000 DEGREES
HELIX ANGLE 45.0000 DEGREES
STYLE DESIGNATOR 4 PROTRUDING HUBS
PITCH DIAMETER 6.3640 INCHES NOMINAL
NOMINAL OVERALL LENGTH 4.125 INCHES
NOMINAL OUTSIDE DIAMETER 6.696 INCHES
FACE NOMINAL WIDTH 2.000 INCHES
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END 1.125 INCHES BOTH ENDS
BORE STYLE 6 INVOLUTE SPLINE BOTH ENDS
BORE NOMINAL DIAMETER 1.952 INCHES BOTH ENDS
SPLINE QUANTITY 48 BOTH ENDS
SPLINE PITCH DIAMETER 1.9595 INCHES NOMINAL BOTH ENDS
COUNTERBORE NOMINAL DEPTH 0.750 INCHES BOTH ENDS
COUNTERBORE NOMINAL DIAMETER 2.1250 INCHES BOTH ENDS
HUB STYLE DESIGNATOR 1 PLAIN BOTH ENDS
HUB NOMINAL DIAMETER 3.499 INCHES FIRST END 3.499 INCHES SECOND END
BODY STYLE 3B WEBBED, OFFSET, SOLID
SPECIAL FEATURES 2 PLUGS,OIL HOLES IN HUB
MANUFACTURERS CODE 55380
DESIGN CONTROL REFERENCE 3372939

Restrictions/Controls & Freight Information | NSN 3020-00-396-3645

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
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 V Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
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 3020-00-396-3645

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesXSEMIACTIVE ITEM-NO REPLACEMENT (NON-STOCKED ITEMS) A potentially inactive NSN which must be retained in the supply system as an item of supply because (1) stocks of the item are on hand or in use below the wholesale level and (2) the NSN is cited in equipment authorization documents TO & E, TA, TM, etc., or in-use assets are being reported. 1. Items are authorized for central procurement but not authorized for stockage at wholesale level. 2. Requisitions for in-use replacement will be authorized in accordance with individual Military Service directives. 3. Requisitions may be submitted as requirements generate. Repetitive demands may dictate an AAC change to permit wholesale stockage.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each