Product Details | SPUR ANTIBACKLASH GEAR

3020-01-446-7332 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: 1014870, 101-4870, 11450397-1, 3020-01-446-7332, 01-446-7332, 3020014467332, 014467332, 114503971

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

Supply Group (FSG) NSN Assign. NIIN
30 15 JUL 1997 01-446-7332

Drawings & Photos | NSN 3020-01-446-7332


Demand History | NSN 3020-01-446-7332

Part Number Request Date QTY Origin
11450397-1 2025-12-349 6 DIBBS
11450397-1 2025-12-337 6 DIBBS
11450397-1 2025-10-299 9 DIBBS
11450397-1 2020-03-86 4 DIBBS
3020-01-446-7332 2018-06-158 7 DIBBS
3020-01-446-7332 2018-05-130 3 DIBBS
3020-01-446-7332 2018-04-100 1 DIBBS
3020-01-446-7332 2018-03-79 1 DIBBS
3020-01-446-7332 2017-11-316 3 DIBBS
3020-01-446-7332 2017-09-264 1 DIBBS
3020-01-446-7332 2016-07-209 2 DIBBS
3020-01-446-7332 2012-11-309 1 DIBBS

Cross Reference | NSN 3020-01-446-7332

Part Number Cage Code Manufacturer
101-4870 08214 KURT MFG CO INC MACHINING DIV
101-4870 30620 KURT MFG CO INC KURT GEAR DIV
11450397-1 01351 SOUTHERN GEAR & MACHINE, INC.
11450397-1 18876 U S ARMY AVIATION AND MISSILE COMMAND
11450397-1 1DFG9 KURT MANUFACTURING COMPANY, INC. DIV KURT MANUFACTURING COMPANY
11450397-1 23266 SECS, INC.

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Technical Data | NSN 3020-01-446-7332

Characteristic Specifications
MATERIAL STEEL COMP 304 FIRST GEAR STEEL CORROSION RESISTING RETAINING RING STEEL COMP 304 SECOND GEAR STEEL COMP 302 SPRING
MATERIAL DOCUMENT AND CLASSIFICATION QQ-S-763, C304 FED SPEC SINGLE MATERIAL RESPONSE FIRST GEAR AMS5520 ASSN STD SINGLE MATERIAL RESPONSE RETAINING RING QQ-S-763, C304 FED SPEC SINGLE MATERIAL RESPONSE SECOND GEAR ASTM A313, UNS30200, CL1 ASSN STD SINGLE MATERIAL RESPONSE SPRING
SURFACE TREATMENT PASSIVATE OVERALL
TEETH QUANTITY 26
PRESSURE ANGLE 20.0000 DEGREES
STYLE DESIGNATOR 2 PROTRUDING HUB
PITCH DIAMETER 0.8125 INCHES NOMINAL
NOMINAL OUTSIDE DIAMETER 0.875 INCHES
FACE NOMINAL WIDTH 0.186 INCHES
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END 0.254 INCHES FIRST END
BORE STYLE 1 PLAIN BOTH ENDS
BORE NOMINAL DIAMETER 0.125 INCHES BOTH ENDS
HUB STYLE DESIGNATOR 5 PINNED FIRST END
HUB NOMINAL DIAMETER 0.400 INCHES FIRST END
III END ITEM IDENTIFICATION 1410-01-087-6343

Restrictions/Controls & Freight Information | NSN 3020-01-446-7332

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 062070 GEAR MOTORS/PARTS NOI
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 593 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 3020-01-446-7332

Category Code Description
Materiel Category and Inventory ManagerJ Ground Forces Support Materiel (DLA/GSA Items)
Appropriation and Budget Activity2 Stock Fund Secondary Items
Management Inventory Segment2 NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable.
Specific Group/Generic Code0 Medical Materiel
Weapons Systems/End Item or Homogeneous Group00DLA/GSA-Managed Items that cannot be identified to a specific Army Weapons Systems/End Item
Accounting Requirements CodeX Expendable item. An item of Army property coded with an ARC of ?X? in the AMDF. Expendable items require no formal accountability after issue from a stock record account. Commercial and fabricated items similar to items coded ?X? in the AMDF are considered expendable items.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDADepartment of the Army
Service OrganizationAU.S. Army
ReparabilityZThis is a nonreparable item. If condemned or economically unserviceable, then dispose at the level authorized replace the item.
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