Product Details | WORM GEAR

3020-00-689-6789 A gear with teeth on its outer surface in the form of helical threads.

Part Alternates: 228B248H01, 3020-00-689-6789, 00-689-6789, 3020006896789, 006896789

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

Supply Group (FSG) NSN Assign. NIIN
30 01 JAN 1963 00-689-6789

Drawings & Photos | NSN 3020-00-689-6789


Cross Reference | NSN 3020-00-689-6789

Part Number Cage Code Manufacturer
228B248H01 79500 WESTINGHOUSE ELECTRIC CORP
228B248H01 97942 NORTHROP GRUMMAN SYSTEMS CORPORATION DIV NORTHROP GRUMMAN SYSTEMS

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Technical Data | NSN 3020-00-689-6789

Characteristic Specifications
MATERIAL STEEL COMP 303 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION QQ-S-763,COND 1 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT PASSIVATE OVERALL
THREAD FORM QUANTITY 4
THREAD FORM DIRECTION LEFT-HAND
PRESSURE ANGLE 20.0000 DEGREES
HELIX ANGLE 6.5933 DEGREES
STYLE DESIGNATOR 2 PROTRUDING HUB
PITCH DIAMETER 1.3594 INCHES NOMINAL
NOMINAL OVERALL LENGTH 0.625 INCHES
FACE NOMINAL WIDTH 0.375 INCHES
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END 0.250 INCHES FIRST END
BORE STYLE 14 W/COUNTERBORE BOTH ENDS
BORE NOMINAL DIAMETER 0.250 INCHES BOTH ENDS
COUNTERBORE NOMINAL DEPTH 0.063 INCHES COUNTER BORE, SECOND END
COUNTERBORE NOMINAL DIAMETER 0.938 INCHES COUNTER BORE, SECOND END
HUB STYLE DESIGNATOR 5 PINNED FIRST END
HUB NOMINAL DIAMETER 0.500 INCHES FIRST END

Restrictions/Controls & Freight Information | NSN 3020-00-689-6789

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 3020-00-689-6789

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
1
EA : Each