Product Details | GEAR CLUSTER

3020-00-854-0957 A cylindrical item having a full 360 degree (6.282 radians) complement of teeth on two or more surfaces. It may be a one-piece casting or composed of two or more separate items firmly held together by welding, rivets, pins, or the like, to form a single unit. It is designed to mount on a shaft. For items consisting of a shaft with an integral complement(s) or gear teeth, see GEARSHAFT (as modified). Excludes GEAR SUBASSEMBLY, SPEED DECREASER.

Part Alternates: 74382149, 7438-2149, 3020-00-854-0957, 00-854-0957, 3020008540957, 008540957

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

Supply Group (FSG) NSN Assign. NIIN
30 11 JAN 1967 00-854-0957

Drawings & Photos | NSN 3020-00-854-0957


Cross Reference | NSN 3020-00-854-0957

Part Number Cage Code Manufacturer
7438-2149 11871 RECON/OPTICAL, INC.
7438-2149 80294 BOURNS INSTRUMENTS INC

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Technical Data | NSN 3020-00-854-0957

Characteristic Specifications
MATERIAL STEEL COMP 303 SHAFT/HUB ALUMINUM ALLOY 2024 FIRST GEAR STEEL COMP 303 SECOND GEAR
MATERIAL DOCUMENT AND CLASSIFICATION QQ-S-764,COND A FED SPEC SINGLE MATERIAL RESPONSE SHAFT/HUB QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE FIRST GEAR QQ-S-764,COND A FED SPEC SINGLE MATERIAL RESPONSE SECOND GEAR
SURFACE TREATMENT PASSIVATE SHAFT/HUB ANODIZE FIRST GEAR PASSIVATE SECOND GEAR
CONSTRUCTION ASSEMBLED
DESIGN TYPE BEVEL FIRST GEAR SPUR SECOND GEAR
NOMINAL OUTSIDE DIAMETER 1.0080 INCHES FIRST GEAR 0.500 INCHES SECOND GEAR
NOMINAL OVERALL LENGTH 0.689 INCHES
BORE STYLE 17 W/COUNTERBORE BOTH ENDS
COUNTERBORE NOMINAL DEPTH 0.056 INCHES BOTH ENDS
COUNTERBORE NOMINAL DIAMETER 0.3280 INCHES BOTH ENDS
HUB STYLE DESIGNATOR 4A 1 STEP BETWEEN FIRST AND SECOND GEAR 1 PLAIN BOTH ENDS
HUB NOMINAL LENGTH 0.491 INCHES BETWEEN FIRST AND SECOND GEAR
HUB NOMINAL DIAMETER 0.500 INCHES FIRST END 0.406 INCHES SECOND END 0.500 INCHES BETWEEN FIRST AND SECOND GEAR
MANUFACTURERS CODE 11871
DESIGN CONTROL REFERENCE 7438-2149

Restrictions/Controls & Freight Information | NSN 3020-00-854-0957

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 SU Ogden Air Logistics Center
Hill AFB, UT 84056-5609
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 3020-00-854-0957

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 CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each