Product Details | HELICAL GEAR

3020-00-679-8023 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: 8756466, 3020-00-679-8023, 00-679-8023, 3020006798023, 006798023

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

Supply Group (FSG) NSN Assign. NIIN
30 01 JAN 1963 00-679-8023

Drawings & Photos | NSN 3020-00-679-8023


Demand History | NSN 3020-00-679-8023

Part Number Request Date QTY Origin
3020-00-679-8023 2023-10-292 1 DIBBS
3020-00-679-8023 2007-07-202 1 DIBBS
3020-00-679-8023 2007-03-82 16 DIBBS
3020-00-679-8023 2006-07-193 5 DIBBS

Cross Reference | NSN 3020-00-679-8023

Part Number Cage Code Manufacturer
8756466 19207 U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM

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Technical Data | NSN 3020-00-679-8023

Characteristic Specifications
MATERIAL STEEL COMP 8615 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION 66 FED STD SINGLE MATERIAL RESPONSE OVERALL
HARDNESS RATING 58.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM TEETH
TEETH QUANTITY 80
TEETH TYPE SINGLE HELIX
TOOTH FORM STUB
TOOTH DIRECTION RIGHT
PRESSURE ANGLE 20.0000 DEGREES
HELIX ANGLE 17.9386 DEGREES
STYLE DESIGNATOR 4 PROTRUDING HUBS
PITCH DIAMETER 7.0073 INCHES NOMINAL
NOMINAL OVERALL LENGTH 4.031 INCHES
NOMINAL OUTSIDE DIAMETER 7.145 INCHES
FACE NOMINAL WIDTH 1.125 INCHES
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END 1.911 INCHES FIRST END
BORE STYLE 6 INVOLUTE SPLINE BOTH ENDS
BORE NOMINAL DIAMETER 1.305 INCHES BOTH ENDS
SPLINE QUANTITY 14 BOTH ENDS
SPLINE PITCH DIAMETER 1.4000 INCHES NOMINAL BOTH ENDS
COUNTERBORE NOMINAL DEPTH 1.119 INCHES FIRST END
COUNTERBORE NOMINAL DIAMETER 1.620 INCHES FIRST END
HUB STYLE DESIGNATOR 4B 2 STEPS FIRST END
END NOMINAL LENGTH 0.625 INCHES FIRST END
END NOMINAL DIAMETER 1.875 INCHES FIRST END
FIRST STEP NOMINAL LENGTH 0.688 INCHES FIRST END
FIRST STEP NOMINAL DIAMETER 2.001 INCHES FIRST END
SECOND STEP NOMINAL LENGTH 0.599 INCHES FIRST END
SECOND STEP NOMINAL DIAMETER 2.375 INCHES FIRST END
BODY STYLE 3A WEBBED, SOLID
MANUFACTURERS CODE 19207
DESIGN CONTROL REFERENCE 8756466

Restrictions/Controls & Freight Information | NSN 3020-00-679-8023

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:UPrecious metal type is unknown
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 3020-00-679-8023

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 CodesVTERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each