Product Details | SPUR ANTIBACKLASH GEAR

3020-01-379-3058 An item having one fixed gear and one free gear, both having the same complement of spur gear teeth, mounted on a common hub. The free gear is attached to the fixed gear by springs and operates as one gear. Upon installation with the mating gear, the teeth of the free moving gear are preset to mesh with teeth other than those of the fixed gear. This spring tension between the fixed gear and the free gear eliminates any free motion between the driver and the driven gear. The gear is used where identical and accurate transmitted motion between gears is required.

Part Alternates: AP64CS40, AP64CS-40, APG678640, APG-6786-40, 561-6404325-149, 3020-01-379-3058, 01-379-3058, 3020013793058, 5616404325149, 013793058, 211051960

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

Supply Group (FSG) NSN Assign. NIIN
30 30 AUG 1993 01-379-3058

Drawings & Photos | NSN 3020-01-379-3058


Demand History | NSN 3020-01-379-3058

Part Number Request Date QTY Origin
3020-01-379-3058 2015-07-210 32 DIBBS
3020-01-379-3058 2011-04-91 3 DIBBS
3020-01-379-3058 2011-03-66 3 DIBBS

Cross Reference | NSN 3020-01-379-3058

Part Number Cage Code Manufacturer
211051960 53711 NAVAL SEA SYSTEMS COMMAND
561-6404325-149 53711 NAVAL SEA SYSTEMS COMMAND
AP64CS-40 29440 W. M. BERG INC
APG-6786-40 84233 ATLAS CHAIN CO

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Technical Data | NSN 3020-01-379-3058

Characteristic Specifications
MATERIAL STEEL CORROSION RESISTING OVERALL
TEETH QUANTITY 40
PRESSURE ANGLE 20.0000 DEGREES
PRECISION CLASSIFICATION QUALITY NUMBER 10
STYLE DESIGNATOR 4 PROTRUDING HUBS
PITCH DIAMETER 0.6250 INCHES NOMINAL
NOMINAL OUTSIDE DIAMETER 0.656 INCHES
FACE NOMINAL WIDTH 0.104 INCHES
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END 0.288 INCHES FIRST END 0.046 INCHES SECOND END
BORE STYLE 1 PLAIN BOTH ENDS
BORE NOMINAL DIAMETER 0.188 INCHES BOTH ENDS
HUB STYLE DESIGNATOR 5 PINNED FIRST END 1 PLAIN SECOND END
HUB NOMINAL DIAMETER 0.375 INCHES FIRST END 0.500 INCHES SECOND END

Restrictions/Controls & Freight Information | NSN 3020-01-379-3058

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:BMunitions List Item - Mutilation (MUT) to the point of scrap required. (Formerly: Demilitarization not required. Trade Security Controls (TSCs) required at disposition.)
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 019940 AUTO TRANSMISSIONS R CLUTCHES
Less than car load rating
Less than truck load rating M 85.0
Water commodity Code 586 unknown
Originating Activity Code AX Defense Supply Center Columbus
Columbus, OH 43216-5000
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 3020-01-379-3058

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 CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each