Groove Pulley NSN 3020-01-410-7972

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: 3020-01-410-7972

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Features and Characteristics

Groove Depth

0.281 inches

Groove Width

0.500 inches

Outside Diameter

3.450 inches

Overall Length

1.090 inches

Keyway Width

0.188 inches

Thread Size

5/16-18

Bore Diameter

0.875 inches

Bore Length

0.930 inches

Distance From Center Of Bore To Bottom Of Keyway

0.526 inches

V Groove Angle In Deg

38.0

Securing Hole Quantity

Furnished Items And Quantity

One 0.3125-18 unc hex hd sscr x 0.250 lg

Material And Location

Iron, cast

Face Width

0.660 inches

Design Form

Spoked

Bore Type

Straight

Bearings

Not included

Groove Quantity

Counterbore Feature

Not included

Hole Location

On top of keyway

Keying Facility

Included

Keying Facility Type

Keyway

Securing Method

Threaded hole

Split Hub Feature

Not included

Web/spoke Relationship To Face Centerline

Not offset

Lightening Hole

Not included

Integral Cooling Vane

Not included

Groove Shape

Standard V-belt Section Designation For Which Designed

4l and a

Bore Feature

Included

Protruding Hub Characteristic

Plain

Securing Location

Bb end

Hub End Outside Diameter And Location

1.560 inches bb end

Distance From Outside Flange/rim To Hub End And Location

0.440 inches bb end

Thread Size

0.312 inches

Quantity

Style Designator

Webbed or spoked

FSC

3020 Transmission Chain Sprockets Pulleys Gears

NIIN

014107972

NSN

3020014107972

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

1709AS645

Cage Code:

30003

Status:

MSDS:

Part Number:

AK-34X.88

Cage Code:

71176

Status:

MSDS:

Part Number:

AK34X7/8

Cage Code:

71176

Status:

MSDS:

Part Number:

1709AS645-01

Cage Code:

30003

Status:

MSDS:

Part Number:

AK34 7/8 BORE

Cage Code:

71176

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 3020-01-410-7972

What are the manufacturers of nsn 3020014107972?

Naval Air Systems Command (30003)
Emerson Electric Co (71176)

Does this nsn 3020014107972 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3020014107972
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 3020014107972 contain any precious metals?
No precious metal content.

Does nsn 3020014107972 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3020014107972?
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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