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Last Modified: May 26, 2019

NSN 3020-00-004-2785 Gear Cluster

MFG Part Numbers: A51M20033-1, A51M20033-1, A51M20033

Cross Reference Parts for NSN 3020-00-004-2785

MFG Part Number ISC RNVC RNCC HCC MSDS SADC DAC

A51M20033-1

6 2 3 E

A51M20033-1

6 9 5 E

A51M20033

6 9 D A

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Part Information for NSN 3020-00-004-2785 (3020000042785)

Item Name: GEAR CLUSTER
Federal Supply Class (FSC): 3020
NIIN: 00-004-2785 (000042785)
Definition: 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.
NMF Description: WHEELS COG/GEAR/PINION I/S

Item Specifics

Federal Supply Class (FSC)
Gears Pulleys Sprockets And Transmission Chain
Backlash Designation
Grade d all gears BDZQ
Bore Nominal Diameter
0.6879 inches both ends CWRS
Bore Style
Plain both ends ANTP
Construction
Assembled CQCF
Design Type
Spur first gear APGF
Design Type
Bevel second gear APGF
Hardness Rating
38.0 rockwell c minimum overall and 45.0 rockwell c maximum overall CQFM
Hub Nominal Diameter
0.9379 inches first end CWTX
Hub Nominal Diameter
0.940 inches between first and second gear CWTX
Hub Style Designator
Plain between first and second gear CWTR
Hub Style Designator
Plain first end CWTR
Hub Nominal Length
0.143 inches between first and second gear CWQN
Nominal Outside Diameter
1.279 inches second gear CWCD
Nominal Outside Diameter
3.300 inches first gear CWCD
Material
Steel comp 630 overall MATT
Precision Classification
Quality number 14 all gears CWWK
Surface Treatment Document And Classification
Mil-s-5002 mil spec single treatment response overall STDC
Surface Treatment
Passivate overall SFTT

Trade Control Compliance Schedule B Export Code: A ten position numeric code that identifies an item exported overseas. this unique identification code is assigned by the U.S. Census Bureau.

Schedule B Sch. B Description Demilitarization Classification ITAR Regulation
8483409000 Gears and gearing, other than toothed wheels, chain sprockets and other transmission elements entered separately Non-usml/non-ccli - no demil or dod tsc required. department of commerce may impose licensing requirements to certain destinations. (note 9). Unclassified Not ITAR Controlled

MOE / End Users Represents the subdivisions of a US governmental organization or an agency of the North Atlantic Treaty Organization (NATO), and other friendly governments and international organizations participating in the federal catalog program.

Country / Entity Name MOE
Department Of The Navy
Department Of The Navy ZZ

Material & Special Handling Item material and handling information

Code Description Value Meaning
HMIRS N Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
Precious Metals Indicator U Precious metal content 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.

National Motor Freight NMFC: A six position numeric code, which divides articles into groups or classes according to physical characteristics. The classification is based on truckloads vs. less than truckload.

Code Description Code Value Meaning
NMF Description NMFC 197339 Wheels Cog/gear/pinion I/s
Less than a truck load rating LTL R 65.0
Water Commodity WCC 593 Motors and parts, (machinery and parts),(less than 35 feet)
Type of Cargo TCC Z No special type of cargo code applicable
Special Handling SHC 9 Other or no special handling required (sh)
Air Dimension Code ADC A Shipment is not a consolidation and does not exceed 84 inches in any dimension.
Air Commodity ACC V Trailers, vehicles, machinery, shop and warehouse equipment and supplies including special tools and equipment, ground servicing and special purpose vehicles, trailers, marine equipment and supplies, repair and maintenance parts for the above.
Air Special Handling ASH Array No special handling required.

Item Identification | Gears, Pulleys, Sprockets, And Transmission Chain

3020-00-004-2785, 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.

Supply Class (FSC)NSN AssignmentNIINItem Name Code (INC)
3020 Jun 07, 1972 000042785 36636 (Gear Cluster)

Gear Clusters Cross Reference

A51M20033-1 Cage Code 61174
A51M20033-1 Cage Code 26512
A51M20033 Cage Code 26512

Codes

COUNTRY CODE: 00
CIIC: U
DML: A
HMIC: N
MGMT CTRL: -------
SOS: SMS
INC: 36636
AAC: J
CRITL CODE: X
DEMIL CODE: A
S A: DN
MGMT CTL: -------
NIIN ASGMT: 07-JUN-72
QUP: Z
SLC: 0
UI: EA
CAGE: 61174
RNCC: 3
RNVC: 2

Management

Navy Flag

Navy

Cognizance 9B – Naval inventory control point, mechanicsburg
Special Material
Requisition Restriction
Special Material Content
Navy Flag

Navy Management Code Definition

Cognizance (COG) Identifies the inventory manager (IM) and inventory control point (ICP).
Special Material (SMIC) Categorizes material on the basis of requirements for source or quality control, technical design, or configuration control, procurement, stocking and issue control, special receipt, inspection, testing, storage, or handling
Req. Restriction (IRRC) Item requisition instructions.
Special Material (SMCC) Indicated that an item represents or contains peculiar material requiring special treatment, precautions, or management.
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