Groove Pulley NSN 3020-00-771-3902

Item Description

A pulley with one or more grooved faces or rims of the same diameter. For pulleys encased in a shell or frame, see block, tackle. for items specifically designed for aviation, see pulley(1), groove, aviation.

NSN: 3020-00-771-3902

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Features and Characteristics

Groove Depth

0.875 inches

Groove Width

0.812 inches

Outside Diameter

4.125 inches

Keyway Width

Between 0.157 inches and 0.159 inches

Bore Length

0.968 inches

Distance From Center Of Bore To Bottom Of Keyway

Between 0.450 inches and 0.455 inches

V Groove Angle In Deg

34.0

Pitch Diameter

2.375 inches

Material And Location

Iron, cast, qq-i-652, class 25

Face Width

1.0625 inches

Design Form

Webbed

Bore Type

Straight

Bearings

Not included

Groove Quantity

Counterbore Feature

Not included

Keying Facility

Included

Keying Facility Type

Keyway

Split Hub Feature

Not included

Web/spoke Relationship To Face Centerline

Not offset

Lightening Hole

Not included

Integral Cooling Vane

Not included

Groove Shape

Bore Feature

Included

Hub End Outside Diameter And Location

1.250 inches both ends

Distance From Outside Flange/rim To Hub End And Location

0.0635 inches aa end and 0.031 inches bb end

Quantity

Style Designator

Webbed or spoked

FSC

3020 Transmission Chain Sprockets Pulleys Gears

NIIN

007713902

NSN

3020007713902

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

7713902

Cage Code:

19207

Status:

MSDS:

Foreign Trade & Schedule B

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

Schedule B Number: 8487900080
NAICS: 333999
SITC: 74999
Description: Machinery parts not containing electrical features, and not specified or included elsewhere in chapter 84, except ships' propellers
End Use (Code 21180):
Industrial machines, other

Q & A

Frequently asked questions for NSN 3020-00-771-3902

What are the manufacturers of nsn 3020007713902?

U S Army Tank Automotive Command (19207)

Does this nsn 3020007713902 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3020007713902
A pulley with one or more grooved faces or rims of the same diameter. for pulleys encased in a shell or frame, see block, tackle. for items specifically designed for aviation, see pulley(1), groove, aviation.

Does nsn 3020007713902 contain any precious metals?
Precious metal content is unknown.

Does nsn 3020007713902 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3020007713902?
No known electrostatic discharge.

Identification Group

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

INC

FIIG

App. Key

Cond. Code

Status

INC:

08109

FIIG:

T353-A

App. Key:

Cond. Code:

Status:

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Certificate of Conformance
Quality Inspected Parts
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