Gear Cluster NSN 3020-00-757-3057

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: 3020-00-757-3057

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Features and Characteristics

Attachment Method

Mounting hole

Bore Style

Plain both ends

Design Type

Spur second gear

Construction

Assembled

Outside Diameter

0.421 inches first gear

Nominallength

0.500 inches

Hub Length

0.219 inches between first and second gear

Bore Diameter

0.188 inches both ends

Hub Style Designator

Plain between first and second gear

Hub Diameter

0.375 inches between first and second gear

Precision Classification

Quality number 10 all gears or quality number 11 all gears

Material

Steel comp 302 first gear

Material Specification

Qq-s-763 federal specification single material response first gear

Surface Treatment

Passivate first gear

Surface Treatment Specification

Qq-p-35, type 1 federal specification single treatment response first gear

FSC

3020 Transmission Chain Sprockets Pulleys Gears

NIIN

007573057

NSN

3020007573057

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

J4-100C02

Cage Code:

00141

Status:

MSDS:

Part Number:

GH17-100CLG4-5

Cage Code:

23266

Status:

MSDS:

Part Number:

FG4A3-100DP64S8-25

Cage Code:

29440

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 3020-00-757-3057

What are the manufacturers of nsn 3020007573057?

Roller Bearing Company Of America, (00141)
Secs, Inc. (23266)
W. M. Berg Inc (29440)

Does this nsn 3020007573057 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3020007573057
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 3020007573057 contain any precious metals?
No precious metal content.

Does nsn 3020007573057 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3020007573057?
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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