Product Details | HELICAL GEAR

3020-00-342-5891 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: 991505, 9-91505, 3020-00-342-5891, 00-342-5891, 3020003425891, 003425891

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

Supply Group (FSG) NSN Assign. NIIN
30 01 JAN 1963 00-342-5891

Drawings & Photos | NSN 3020-00-342-5891


Cross Reference | NSN 3020-00-342-5891

Part Number Cage Code Manufacturer
9-91505 17454 TIMKEN GEARS & SERVICES INC. DBA PHILADELPHIA GEAR
9-91505 52374 FLOWSERVE CORPORATION DBA FLOWSERVE

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Technical Data | NSN 3020-00-342-5891

Characteristic Specifications
MATERIAL STEEL COMP 4620 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION QQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
HARDNESS RATING 60.0 ROCKWELL C MINIMUM AND 65.0 ROCKWELL C MAXIMUM BODY
TEETH QUANTITY 16
TEETH TYPE SINGLE HELIX
TOOTH DIRECTION RIGHT
PRESSURE ANGLE 23.0000 DEGREES
HELIX ANGLE 18.5000 DEGREES
STYLE DESIGNATOR 2 PROTRUDING HUB
PITCH DIAMETER 3.0125 INCHES NOMINAL
NOMINAL OUTSIDE DIAMETER 3.368 INCHES
FACE NOMINAL WIDTH 1.812 INCHES
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END 2.4510 INCHES FIRST END
BORE STYLE 6 INVOLUTE SPLINE BOTH ENDS
BORE NOMINAL DIAMETER 1.668 INCHES BOTH ENDS
SPLINE QUANTITY 21 BOTH ENDS
SPLINE PITCH DIAMETER 1.7500 INCHES NOMINAL BOTH ENDS
HUB STYLE DESIGNATOR 6A 1 GROOVE FIRST END
HUB NOMINAL DIAMETER 2.362 INCHES FIRST END
END NOMINAL DIAMETER 2.3622 INCHES FIRST END
FIRST GROOVE NOMINAL WIDTH 0.120 INCHES FIRST END
FIRST GROOVE NOMINAL DIAMETER 2.120 INCHES FIRST END
BODY STYLE 1 PLAIN, SOLID
SPECIAL FEATURES COUNTERBORE,SECOND END,0.125 IN.DEPTH,2.094 IN.DIA

Restrictions/Controls & Freight Information | NSN 3020-00-342-5891

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 3020-00-342-5891

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 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
Z
EA : Each