Product Details | HELICAL GEAR

3020-01-060-4178 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: 912624, 9126241, 912624-1, 3020-01-060-4178, 01-060-4178, 3020010604178, 010604178

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

Supply Group (FSG) NSN Assign. NIIN
30 20 MAY 1978 01-060-4178

Drawings & Photos | NSN 3020-01-060-4178


Demand History | NSN 3020-01-060-4178

Part Number Request Date QTY Origin
3020-01-060-4178 2011-05-126 5 DIBBS

Cross Reference | NSN 3020-01-060-4178

Part Number Cage Code Manufacturer
912624 49956 RAYTHEON COMPANY DBA RAYTHEON
912624-1 3B150 RAYTHEON TECHNICAL SERVICES COMPANY LLC
912624-1 49956 RAYTHEON COMPANY DBA RAYTHEON

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Technical Data | NSN 3020-01-060-4178

Characteristic Specifications
MATERIAL STEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION MIL-S-5626,COND D MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT OXIDE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION MIL-C-13924,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING 38.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM OVERALL
TEETH QUANTITY 41
TEETH TYPE SINGLE HELIX
TOOTH FORM STUB
TOOTH DIRECTION RIGHT
PRESSURE ANGLE 20.0000 DEGREES
HELIX ANGLE 14.7000 DEGREES
PRECISION CLASSIFICATION QUALITY NUMBER 12
STYLE DESIGNATOR 4 PROTRUDING HUBS
PITCH DIAMETER 2.6490 INCHES NOMINAL
NOMINAL OUTSIDE DIAMETER 2.773 INCHES
FACE NOMINAL WIDTH 0.945 INCHES
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END 0.242 INCHES SECOND END
BORE STYLE 6 INVOLUTE SPLINE BOTH ENDS
BORE NOMINAL DIAMETER 0.943 INCHES BOTH ENDS
SPLINE QUANTITY 13 BOTH ENDS
SPLINE PITCH DIAMETER 0.8125 INCHES NOMINAL BOTH ENDS
COUNTERBORE NOMINAL DEPTH 0.4300 INCHES SECOND END
HUB STYLE DESIGNATOR 1 PLAIN FIRST END 5 PINNED SECOND END
HUB NOMINAL DIAMETER 1.500 INCHES FIRST END 1.500 INCHES SECOND END
BODY STYLE 3A WEBBED, SOLID
ATTACHMENT METHOD MOUNTING HOLE
MOUNTING HOLE TYPE AND QUANTITY 3 THREADED TRANSVERSELY THROUGH HUB, FIRST END
MOUNTING HOLE THREAD SERIES DESIGNATOR UNC TRANSVERSELY THROUGH HUB, FIRST END
MOUNTING HOLE NOMINAL THREAD SIZE 0.138 INCHES TRANSVERSELY THROUGH HUB, FIRST END
SPECIAL FEATURES COUNTERBORE SECOND END,DIA. 0.877 IN. NOMINAL,DEPTH 0.430 IN. NOMINAL
MANUFACTURERS CODE 3B150
DESIGN CONTROL REFERENCE 912624-1

Restrictions/Controls & Freight Information | NSN 3020-01-060-4178

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 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 3020-01-060-4178

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