Product Details | WORM WHEEL GEAR

3020-00-494-8401 A gear, cylindrical in form, with spiral teeth designed to mesh with the thread forms of a GEAR (1), WORM. See also GEAR, ANTIBACKLASH, WORM WHEEL.

Part Alternates: 1724431, 172443-1, 3020-00-494-8401, 00-494-8401, 3020004948401, 004948401

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

Supply Group (FSG) NSN Assign. NIIN
30 13 JUN 1969 00-494-8401

Drawings & Photos | NSN 3020-00-494-8401


Cross Reference | NSN 3020-00-494-8401

Part Number Cage Code Manufacturer
172443-1 24930 EXELIS INC. DBA RADAR, RECONNAISSANCE & UNDERSEA

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Technical Data | NSN 3020-00-494-8401

Characteristic Specifications
TEETH QUANTITY 30
TOOTH DIRECTION RIGHT
MATING THREAD LEAD QUANTITY 4
PRESSURE ANGLE 25.0000 DEGREES
HELIX ANGLE 14.0333 DEGREES
STYLE DESIGNATOR 2 PROTRUDING HUB
PITCH DIAMETER 0.6240 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM
NOMINAL OVERALL LENGTH 0.400 INCHES
NOMINAL OUTSIDE DIAMETER 0.6870 INCHES
FACE NOMINAL WIDTH 0.180 INCHES
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END 0.220 INCHES FIRST END
BORE STYLE 1 PLAIN BOTH ENDS
HUB NOMINAL DIAMETER 0.375 INCHES FIRST END
BODY STYLE 1 PLAIN, SOLID
ATTACHMENT METHOD MOUNTING HOLE
MOUNTING HOLE THREAD SERIES DESIGNATOR UNC TRANSVERSELY THROUGH HUB, FIRST END
MANUFACTURERS CODE 24930
DESIGN CONTROL REFERENCE 172443-1

Restrictions/Controls & Freight Information | NSN 3020-00-494-8401

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:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
NMF Description 133300 MACHINERY/MACHINES NOI
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 576 unknown
Originating Activity Code HH Navy ICP
Mechanicsburg, PA 17055-0788
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 3020-00-494-8401

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 CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each