Product Details | HELICAL GEAR

3020-00-528-7128 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: BB23651, 7086953, 88039B, 3020-00-528-7128, 00-528-7128, 3020005287128, 005287128

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

Supply Group (FSG) NSN Assign. NIIN
30 01 JAN 1963 00-528-7128

Drawings & Photos | NSN 3020-00-528-7128


Cross Reference | NSN 3020-00-528-7128

Part Number Cage Code Manufacturer
7086953 19207 U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM
88039B 1ML14 D.W. HERCULES, LLC DBA HERCULES ENGINE COMPONENTS
88039B 28265 HERCULES ENGINE CO INC
BB23651 56442 DIAMOND REO TRUCK CO

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Technical Data | NSN 3020-00-528-7128

Characteristic Specifications
MATERIAL STEEL COMP 3140 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION SAE 3140 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
HARDNESS RATING 29.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
TEETH QUANTITY 36
TEETH TYPE SINGLE HELIX
TOOTH FORM STANDARD
TOOTH DIRECTION LEFT
PRESSURE ANGLE 14.5000 DEGREES
HELIX ANGLE 39.5167 DEGREES
STYLE DESIGNATOR 1 HUBLESS
PITCH DIAMETER 4.6620 INCHES NOMINAL
NOMINAL OUTSIDE DIAMETER 4.866 INCHES
FACE NOMINAL WIDTH 1.374 INCHES
BORE STYLE 10A W/KEYWAY BOTH ENDS
BORE NOMINAL DIAMETER 2.808 INCHES BOTH ENDS
KEYWAY NOMINAL WIDTH 0.377 INCHES BOTH ENDS
NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM 1.597 INCHES BOTH ENDS
BODY STYLE 1 PLAIN, SOLID
SPECIAL FEATURES 0.188 IN. BY 45 DEG CHAMFER ONE END OF BORE,TWO PULLER @HOLES 0.375-16 UNC 2B THD LOCATED ON 3.438 IN. DIA BOLT CIRCLE,CENTER PUNCH FOR TIMING ON CENTER OF TOOTH ON CENTERLINE OF KEYWAY ON OPPOSITE SIDE FROM CHAMFER

Restrictions/Controls & Freight Information | NSN 3020-00-528-7128

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 B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
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 3020-00-528-7128

Category Code Description
Cognizance Codes9CNavy-owned stocks of defense construction material
Naval Inventory Control Point, Mechanicsburg
Source of SupplyS9CDefense Supply Center Columbus
Columbus, OH 43215
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesYTERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each