Product Details | WORM WHEEL GEAR

3020-00-157-8055 A gear, cylindrical in form, with spiral teeth designed to mesh with the thread forms of a GEAR (1), WORM. See also GEAR, ANTIBACKLASH, WORM WHEEL.

Part Alternates: 318088PC1, 3020-00-157-8055, 00-157-8055, 3020001578055, 001578055

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

Supply Group (FSG) NSN Assign. NIIN
30 01 JAN 1963 00-157-8055

Drawings & Photos | NSN 3020-00-157-8055


Cross Reference | NSN 3020-00-157-8055

Part Number Cage Code Manufacturer
318088PC1 10001 NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT

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Technical Data | NSN 3020-00-157-8055

Characteristic Specifications
MATERIAL STEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION 49-S-2 CLASS AN NICKEL STEEL MFR REF SINGLE MATERIAL RESPONSE OVERALL
TEETH QUANTITY 25
TOOTH DIRECTION LEFT
FACE TYPE CONCAVE
THROAT NOMINAL RADIUS 1.300 INCHES
MATING THREAD LEAD QUANTITY 2
PRESSURE ANGLE 14.5000 DEGREES
HELIX ANGLE 7.5943 DEGREES
STYLE DESIGNATOR 8 PROTRUDING HUB, RECESSED BODY
PITCH DIAMETER 5.0000 INCHES NOMINAL
NOMINAL OUTSIDE DIAMETER 5.747 INCHES
FACE NOMINAL WIDTH 1.970 INCHES
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END 0.594 INCHES FIRST END
BODY RECESS NOMINAL DEPTH 1.100 INCHES SECOND END
BORE STYLE 14 W/COUNTERBORE FIRST END 7 STRAIGHT SPLINE SECOND END
BORE NOMINAL DIAMETER 1.625 INCHES BOTH ENDS
SPLINE QUANTITY 6 SECOND END
COUNTERBORE NOMINAL DEPTH 0.281 INCHES FIRST END
COUNTERBORE NOMINAL DIAMETER 2.250 INCHES FIRST END
HUB STYLE DESIGNATOR 4A 1 STEP FIRST END
END NOMINAL LENGTH 0.032 INCHES FIRST END
END NOMINAL DIAMETER 2.750 INCHES FIRST END
FIRST STEP NOMINAL LENGTH 0.594 INCHES FIRST END
FIRST STEP NOMINAL DIAMETER 3.500 INCHES FIRST END
BODY STYLE 1 PLAIN, SOLID

Restrictions/Controls & Freight Information | NSN 3020-00-157-8055

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 139780 NICKEL ARTICLES NOI
Less than car load rating
Less than truck load rating G 125.0
Water commodity Code 576 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 3020-00-157-8055

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