Product Details | HELICAL GEAR

3020-00-420-4688 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: AD14S550168PC19, AD14S55-0168PC19, AR5S558ALT4PC19, AR5S55-8ALT4PC19, AS12S450327PC19, AS12S4503-27PC19, AS12S450330PC19, AS12S4503-30PC19, DD421S550364PC19, DD421S55-0364PC19, DD421S550368PC19, DD421S55-0368PC19, DD423S550116PC19, DD423S55-0116PC19, DD423S550119PC19, DD423S55-0119PC19, 303030F402PC19, 3030-30F402PC19, 303030F405PC19, 3030-30F405PC19, 303030V186CPC19, 3030-30V186CPC19, 303030V186XPC19, 3030-30V186XPC19, 303030V190CPC19, 3030-30V190CPC19, 18141-3030, 3020-00-420-4688, 00-420-4688, 3020004204688, 181413030, 004204688

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

Supply Group (FSG) NSN Assign. NIIN
30 01 JAN 1963 00-420-4688

Drawings & Photos | NSN 3020-00-420-4688


Cross Reference | NSN 3020-00-420-4688

Part Number Cage Code Manufacturer
18141-3030 44114 BAE SYSTEMS LAND & ARMAMENTS L.P.
3030-30F402PC19 44114 BAE SYSTEMS LAND & ARMAMENTS L.P.
3030-30F405PC19 44114 BAE SYSTEMS LAND & ARMAMENTS L.P.
3030-30V186CPC19 44114 BAE SYSTEMS LAND & ARMAMENTS L.P.
3030-30V186XPC19 44114 BAE SYSTEMS LAND & ARMAMENTS L.P.
3030-30V190CPC19 44114 BAE SYSTEMS LAND & ARMAMENTS L.P.
AD14S55-0168PC19 80064 NAVAL SHIP SYSTEMS COMMAND
AR5S55-8ALT4PC19 80064 NAVAL SHIP SYSTEMS COMMAND
AS12S4503-27PC19 80064 NAVAL SHIP SYSTEMS COMMAND
AS12S4503-30PC19 80064 NAVAL SHIP SYSTEMS COMMAND
DD421S55-0364PC19 80064 NAVAL SHIP SYSTEMS COMMAND
DD421S55-0368PC19 80064 NAVAL SHIP SYSTEMS COMMAND
DD423S55-0116PC19 80064 NAVAL SHIP SYSTEMS COMMAND
DD423S55-0119PC19 80064 NAVAL SHIP SYSTEMS COMMAND

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Technical Data | NSN 3020-00-420-4688

Characteristic Specifications
MATERIAL STEEL OVERALL
HARDNESS RATING 55.0 ROCKWELL C MINIMUM AND 63.0 ROCKWELL C MAXIMUM OVERALL
TEETH QUANTITY 77
TEETH TYPE SINGLE HELIX
TOOTH DIRECTION RIGHT
PRESSURE ANGLE 14.5000 DEGREES
HELIX ANGLE 19.2667 DEGREES
STYLE DESIGNATOR 1 HUBLESS
PITCH DIAMETER 6.7980 INCHES NOMINAL
NOMINAL OUTSIDE DIAMETER 6.8810 INCHES
FACE NOMINAL WIDTH 1.250 INCHES
BORE STYLE 12 TAPERED W/KEYWAY BOTH ENDS
KEYWAY NOMINAL WIDTH 0.312 INCHES BOTH ENDS
NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM 0.721 INCHES BOTH ENDS
TAPER MAJOR NOMINAL DIAMETER 1.130 INCHES BOTH ENDS
BODY STYLE 1 PLAIN, SOLID

Restrictions/Controls & Freight Information | NSN 3020-00-420-4688

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.
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 3020-00-420-4688

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