Gear Cluster NSN 3020-01-286-7657

Item Description

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.

NSN: 3020-01-286-7657

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Features and Characteristics

Bore Style

Plain both ends

Design Type

Spur all gears

Backlash Designation

Grade c all gears

Construction

Solid

Outside Diameter

1.770 inches first gear

Nominallength

1.390 inches

Hub Length

0.632 inches between first and second gear

Bore Diameter

0.505 inches both ends

Hub Style Designator

Plain second end

Hub Diameter

0.945 inches both ends

Precision Classification

Quality number 10 all gears

Special Features

0.688 in. Diameter counter bore located between gears

Material

Steel comp 4340

Material Specification

Mil-s-5000, cond n military specification single material response

Surface Treatment

Phosphate

Surface Treatment Specification

Mil-p-16232, type m, class 3 military specification single treatment response

FSC

3020 Transmission Chain Sprockets Pulleys Gears

NIIN

012867657

NSN

3020012867657

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

A1022A143

Cage Code:

85941

Status:

MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov

Schedule B Number: 8483409000
NAICS: 333612
SITC: 74840
Description: Gears and gearing, other than toothed wheels, chain sprockets and other transmission elements entered separately
End Use (Code 21180):
Industrial machines, other

Q & A

Frequently asked questions for NSN 3020-01-286-7657

What are the manufacturers of nsn 3020012867657?

Magellan Aerospace, New York, Inc. (85941)

Does this nsn 3020012867657 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3020012867657
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.

Does nsn 3020012867657 contain any precious metals?
No precious metal content.

Does nsn 3020012867657 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3020012867657?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)

INC

FIIG

App. Key

Cond. Code

Status

INC:

36636

FIIG:

A270A0

App. Key:

Cond. Code:

Status:

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On Time Delivery
Certificate of Conformance
Quality Inspected Parts
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