Worm Gear NSN 3020-00-493-9742

Item Description

A gear with teeth on its outer surface in the form of helical threads.

NSN: 3020-00-493-9742

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Features and Characteristics

Pitch Diameter

2.9220 inches

Face Type

Straight

Bore Style

W/ keyway both ends

Hardness Rating

55.0 rockwell c and 62.0 rockwell c

Outside Diameter

3.123 inches

Thread Form Quantity

Thread Form Direction

Right-hand

Pressure Angle

14.5000 degrees

Helix Angle

7.7524 degrees

Face Width

2.000 inches

Bore Diameter

1.749 inches both ends

Keyway Width

0.250 inches both ends

Distance From Bore Center To Keyway Bottom

1.006 inches both ends

Material

Steel comp 4615

Material Specification

Qq-s-624 federal specification single material response

Style Designator

Hubless

FSC

3020 Transmission Chain Sprockets Pulleys Gears

NIIN

004939742

NSN

3020004939742

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

LB-91251

Cage Code:

93232

Status:

MSDS:

Part Number:

91251

Cage Code:

0BR59

Status:

MSDS:

Part Number:

LB91251

Cage Code:

0BR59

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 3020-00-493-9742

What are the manufacturers of nsn 3020004939742?

Curtiss-wright Electro-mechanical (93232)
Siemens Government Technologies, (0BR59)
Turbodyne (93235)

Does this nsn 3020004939742 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3020004939742
A gear with teeth on its outer surface in the form of helical threads.

Does nsn 3020004939742 contain any precious metals?
Precious metal content is unknown.

Does nsn 3020004939742 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3020004939742?
No known electrostatic discharge.

Identification Group

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

INC

FIIG

App. Key

Cond. Code

Status

INC:

05467

FIIG:

A27300

App. Key:

Cond. Code:

Status:

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