Product Details | GEAR CLUSTER

3020-01-286-7657 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: A1022A143, 3020-01-286-7657, 01-286-7657, 3020012867657, 012867657

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

Supply Group (FSG) NSN Assign. NIIN
30 08 OCT 1988 01-286-7657

Drawings & Photos | NSN 3020-01-286-7657


Cross Reference | NSN 3020-01-286-7657

Part Number Cage Code Manufacturer
A1022A143 85941 MAGELLAN AEROSPACE, NEW YORK, INC. DIV ELLANEF MANUFACTURING

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Technical Data | NSN 3020-01-286-7657

Characteristic Specifications
MATERIAL STEEL COMP 4340 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION MIL-S-5000,COND N MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT PHOSPHATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION MIL-P-16232,TYPE M,CLASS 3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
CONSTRUCTION SOLID
DESIGN TYPE SPUR ALL GEARS
NOMINAL OUTSIDE DIAMETER 1.770 INCHES FIRST GEAR 0.812 INCHES SECOND GEAR
NOMINAL OVERALL LENGTH 1.390 INCHES
PRECISION CLASSIFICATION QUALITY NUMBER 10 ALL GEARS
BACKLASH DESIGNATION GRADE C ALL GEARS
BORE STYLE 1 PLAIN BOTH ENDS
BORE NOMINAL DIAMETER 0.505 INCHES BOTH ENDS
HUB STYLE DESIGNATOR 4A 1 STEP FIRST END 1 PLAIN SECOND END 4B 2 STEPS BETWEEN FIRST AND SECOND GEAR
HUB NOMINAL LENGTH 0.354 INCHES FIRST END 0.062 INCHES SECOND END 0.632 INCHES BETWEEN FIRST AND SECOND GEAR
HUB NOMINAL DIAMETER 0.725 INCHES FIRST END 0.640 INCHES SECOND END 0.945 INCHES BOTH ENDS
SPECIAL FEATURES 0.688 IN. DIA COUNTER BORE LOCATED BETWEEN GEARS

Restrictions/Controls & Freight Information | NSN 3020-01-286-7657

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:BMunitions List Item - Mutilation (MUT) to the point of scrap required. (Formerly: Demilitarization not required. Trade Security Controls (TSCs) required at disposition.)
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem does not contain precious metal
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 AH Defense Supply Center Columbus
Columbus, OH 43215
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 3020-01-286-7657

Category Code Description
Budget Code9 General Support DIV57X4921.070:Air Force decentrally managed expense items (ERRC XB3, XF-3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors.
Price ValidationN The current standard price in Catalog Management Data (CMD) has not analyzed or coded for LP/LM.
  • The price has not been analyzed or reviewed for accuracy.
  • ZOP or Standard price challenges are permissible, but must be supported with adequate justification. However, if coded for Local Purchase (LP) or Fabrication/Manufacture as indicated with an (LM) Acquisition Advice Code of ?L? or?F?,the case must be evaluated locally where purchased or fabricated.
Fund CodeSFStock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
Acquisition Advice CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each