Product Details | INTERNAL GEAR

3020-01-045-9204 A gear with teeth formed on the inner surface of a cylinder or cone.

Part Alternates: 8447497, 3020-01-045-9204, 01-045-9204, 3020010459204, 010459204

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

Supply Group (FSG) NSN Assign. NIIN
30 10 AUG 1977 01-045-9204

Drawings & Photos | NSN 3020-01-045-9204


Cross Reference | NSN 3020-01-045-9204

Part Number Cage Code Manufacturer
8447497 19204 ARMY UNITED STATES DEPARTMENT OF THE

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Technical Data | NSN 3020-01-045-9204

Characteristic Specifications
MATERIAL STEEL COMP 4140 OR STEEL COMP 8640 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION ASTM A332 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A331 ASSN STD 2ND MATERIAL RESPONSE OVERALL
SURFACE TREATMENT PHOSPHATE ZINC OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION MIL-STD-171 FN5.3.2.2 MIL STD SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING 35.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
TEETH QUANTITY 90
TEETH TYPE SPUR
TOOTH FORM STANDARD
PRESSURE ANGLE 20.0000 DEGREES
PRECISION CLASSIFICATION QUALITY NUMBER 8
BACKLASH DESIGNATION GRADE A
STYLE DESIGNATOR 47 SOLID BACK RING, PROTRUDING HUB, RECESSED HUB
PITCH DIAMETER 5.4545 INCHES NOMINAL
NOMINAL OVERALL LENGTH 2.530 INCHES
NOMINAL OUTSIDE DIAMETER 6.090 INCHES
FACE NOMINAL WIDTH 1.580 INCHES
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END 0.645 INCHES FIRST END
BORE STYLE 6 INVOLUTE SPLINE BOTH ENDS
BORE NOMINAL DIAMETER 1.714 INCHES BOTH ENDS
SPLINE QUANTITY 39 BOTH ENDS
SPLINE PITCH DIAMETER 1.6250 INCHES NOMINAL BOTH ENDS
HUB STYLE DESIGNATOR 1 PLAIN BOTH ENDS
HUB NOMINAL DIAMETER 2.140 INCHES FIRST END
BODY STYLE 1 PLAIN, SOLID
ATTACHMENT METHOD MOUNTING HOLE
MOUNTING HOLE TYPE AND QUANTITY 2 THREADED AXIALLY THROUGH FLANGE
MOUNTING HOLE THREAD SERIES DESIGNATOR UNF AXIALLY THROUGH FLANGE
MOUNTING HOLE NOMINAL THREAD SIZE 0.458 INCHES AXIALLY THROUGH FLANGE
MANUFACTURERS CODE 19204
DESIGN CONTROL REFERENCE 8447497

Restrictions/Controls & Freight Information | NSN 3020-01-045-9204

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: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.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
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 BF U.S. Army Armament and Chemical Acquisition and
Logistics Activity
Rock Island, IL 61299-6000
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 3020-01-045-9204

Category Code Description
Materiel Category and Inventory ManagerJ Ground Forces Support Materiel (DLA/GSA Items)
Appropriation and Budget Activity2 Stock Fund Secondary Items
Management Inventory Segment2 NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable.
Specific Group/Generic Code0 Medical Materiel
Weapons Systems/End Item or Homogeneous Group00DLA/GSA-Managed Items that cannot be identified to a specific Army Weapons Systems/End Item
Accounting Requirements CodeX Expendable item. An item of Army property coded with an ARC of ?X? in the AMDF. Expendable items require no formal accountability after issue from a stock record account. Commercial and fabricated items similar to items coded ?X? in the AMDF are considered expendable items.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDADepartment of the Army
Service OrganizationAU.S. Army
ReparabilityZThis is a nonreparable item. If condemned or economically unserviceable, then dispose at the level authorized replace the item.
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