Groove Pulley NSN 3020-00-181-8393

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: 3020-00-181-8393

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Features and Characteristics

Groove Depth

Between 0.365 inches and 0.395 inches

Groove Width

0.260 inches

Outside Diameter

9.583 inches

Overall Length

Between 3.359 inches and 3.391 inches

Keyway Width

Between 0.376 inches and 0.378 inches

Thread Size

5/16-24

Bore Diameter

Between 2.001 inches and 2.002 inches

Bore Length

Between 3.359 inches and 3.391 inches

Distance From Center Of Bore To Bottom Of Keyway

Between 2.176 inches and 2.178 inches

V Groove Angle In Deg

39.7

Pitch Diameter

9.330 inches

Securing Hole Quantity

Material And Location

Steel, qq-s-741

Face Width

Between 1.500 inches and 1.530 inches

Design Form

Webbed

Bore Type

Straight

Bearings

Not included

Groove Quantity

Counterbore Feature

Not included

Hole Location

6 holes equally spaced on 4.250 in. Bolt circle

Keying Facility

Included

Keying Facility Type

Keyway

Securing Method

Threaded hole and welded

Split Hub Feature

Not included

Web/spoke Relationship To Face Centerline

Offset

Lightening Hole

Not included

Integral Cooling Vane

Not included

Groove Shape

Bore Feature

Included

Protruding Hub Characteristic

Plain

Securing Location

Bb end and aa end

Hub End Outside Diameter And Location

2.880 inches aa end and 2.750 inches bb end

Distance From Outside Flange/rim To Hub End And Location

1.186 inches aa end and 0.370 inches bb end

Quantity

Surface Treatment

Cadmium plated, fed, qq-p-416, type 2, class 3

Style Designator

Webbed or spoked

Surface Treatment

Cadmium plated, fed, qq-p-416, type 2, class 3

FSC

3020 Transmission Chain Sprockets Pulleys Gears

NIIN

001818393

NSN

3020001818393

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

2625034

Cage Code:

80064

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 3020-00-181-8393

What are the manufacturers of nsn 3020001818393?

Naval Ship Systems Command (80064)

Does this nsn 3020001818393 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 3020001818393
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 3020001818393 contain any precious metals?
No precious metal content.

Does nsn 3020001818393 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 3020001818393?
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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On Time Delivery
Certificate of Conformance
Quality Inspected Parts
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