Product Details | HELICAL GEAR

3020-00-250-8607 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: 1284112, 3020-00-250-8607, 00-250-8607, 3020002508607, 002508607

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

Supply Group (FSG) NSN Assign. NIIN
30 16 JUL 1969 00-250-8607

Drawings & Photos | NSN 3020-00-250-8607


Cross Reference | NSN 3020-00-250-8607

Part Number Cage Code Manufacturer
1284112 10001 NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT

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Technical Data | NSN 3020-00-250-8607

Characteristic Specifications
MATERIAL STEEL COMP 8620 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION FED STD 66 FED STD SINGLE MATERIAL RESPONSE OVERALL
HARDNESS RATING 58.0 ROCKWELL C MINIMUM AND 63.0 ROCKWELL C MAXIMUM OVERALL
TEETH QUANTITY 20
TEETH TYPE SINGLE HELIX
TOOTH FORM STANDARD
TOOTH DIRECTION LEFT
PRESSURE ANGLE 20.0000 DEGREES
HELIX ANGLE 9.1666 DEGREES
STYLE DESIGNATOR 1 HUBLESS
PITCH DIAMETER 1.6882 INCHES NOMINAL
NOMINAL OUTSIDE DIAMETER 1.853 INCHES
FACE NOMINAL WIDTH 0.810 INCHES
BORE STYLE 10B W/2 KEYWAYS BOTH ENDS
BORE NOMINAL DIAMETER 0.875 INCHES FIRST END
KEYWAY NOMINAL WIDTH 0.1563 INCHES FIRST END
NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM 0.518 INCHES FIRST END
BODY STYLE 1 PLAIN, SOLID
SPECIAL FEATURES C'BORE BOTH ENDS 1.125 IN. DIA BY 0.015 IN. DEEP
MANUFACTURERS CODE 10001
DESIGN CONTROL REFERENCE 1284112

Restrictions/Controls & Freight Information | NSN 3020-00-250-8607

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:QStrategic List Item (SLI). Demilitarization not required. SLI are non-MLI(Munitions List Items) controlled by the U.S. Dept. of Commerce through the Export Administration Regulations (EAR) and indicated on the Commerce Control List (CCL). Each CCL entry is preceded by a four-digit Export Control Commerce Control List Item (CCLI) – MUT to the point of scrap required outside the United States. Inside the United States, MUT is required when the DEMIL integrity code (IC) is “3” and MUT is not required when the DEMIL IC is “6.”
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 HD Naval Inventory Control Point
Mechanicsburg, PA 17055-0788
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 3020-00-250-8607

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 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