Worm Wheel Gear NSN 3020-00-254-8840

Item Description

A gear, cylindrical in form, with spiral teeth designed to mesh with the thread forms of a gear (1), worm. See also gear, antibacklash, worm wheel.

NSN: 3020-00-254-8840

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Features and Characteristics

Body Style

Plain, solid

Attachment Method

Mounting hole

Pitch Diameter

1.6640 inches

Teeth Quantity

Face Type

Concave

Bore Style

Plain both ends

Mounting Hole Type And Quantity

3 counterbored axially through body, first end

Outside Diameter

1.844 inches

Tooth Direction

Left

Throat Radius

0.250 inches

Mating Thread Lead Quantity

Pressure Angle

14.5000 degrees

Helix Angle

9.4667 degrees

Face Width

0.531 inches

Bore Diameter

0.500 inches both ends

Mounting Hole Diameter

0.156 inches axially through body, first end

Bolt Hole Circle Diameter

0.875 inches axially through body, first end

Material

Plastic phenolic

Surface Treatment

Varnish

Style Designator

Hubless

FSC

3020 Transmission Chain Sprockets Pulleys Gears

NIIN

002548840

NSN

3020002548840

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

74151

Cage Code:

57712

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 3020-00-254-8840

What are the manufacturers of nsn 3020002548840?

Telemechanics Inc (57712)
At And T Corp (70408)

Does this nsn 3020002548840 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3020002548840
A gear, cylindrical in form, with spiral teeth designed to mesh with the thread forms of a gear (1), worm. see also gear, antibacklash, worm wheel.

Does nsn 3020002548840 contain any precious metals?
Precious metal content is unknown.

Does nsn 3020002548840 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3020002548840?
No known electrostatic discharge.

Identification Group

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

INC

FIIG

App. Key

Cond. Code

Status

INC:

05468

FIIG:

A27300

App. Key:

Cond. Code:

Status:

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On Time Delivery
Certificate of Conformance
Quality Inspected Parts
Quality Fast Service