Product Details | SPUR ANTIBACKLASH GEAR

3020-01-204-9742 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: 153C5811G2, 3020-01-204-9742, 01-204-9742, 3020012049742, 012049742

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

Supply Group (FSG) NSN Assign. NIIN
30 02 APR 1985 01-204-9742

Cross Reference | NSN 3020-01-204-9742

Part Number Cage Code Manufacturer
153C5811G2 89954 BAE SYSTEMS CONTROLS INC.

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Technical Data | NSN 3020-01-204-9742

Characteristic Specifications
III END ITEM IDENTIFICATION B-1B ACFT
MANUFACTURERS CODE 89954
DESIGN CONTROL REFERENCE 153C5811G2

Restrictions/Controls & Freight Information | NSN 3020-01-204-9742

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 121870 GEAR/SPEED INCREASING/REDUCING MACH
Less than car load rating S 60
Less than truck load rating P 77.5
Water commodity Code 593 unknown
Originating Activity Code SE San Antonio Air Logistics Center
Kelly AFB, TX 78241-5000
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 Z unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable