EM47

View detailed technical data, stock status, and sourcing information for: EM47
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Federal Supply Group

Mechanical Power Transmission Equipment

Federal Supply Classification

3020 Gears, Pulleys, Sprockets and Transmission Chain

National Stock Number

3020-00-239-8237

Item Name Code

04488

Assigment Date

01/01/1961 (65 years ago)

0.475 inches nominal link plate width, cotter pin pin fastening method, 1 link row quantity, roller, straight edge link style, 0.500 inches nominal pitch distance

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Link Style: roller, straight edge
Nominal Pitch Distance: 0.500 inches
Link Row Quantity: 1
Pin Fastening Method: cotter pin
Link Plate Width: 0.475 inches nominal
Link Plate Nominal Thickness: 0.0600 inches
Link Roller Nominal Diameter: 0.3125 inches
Link Nominal Width Between Plates: 0.3125 inches
Minimum Tensile Strength: 3700 pounds per square inch
Link Pin Nominal Diameter: 0.1562 inches
Material: steel

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
3020-00-467-5647	No Name Available	01/01/1963
3020-00-580-7826	No Name Available	06/01/1970
3020-00-891-5377	No Name Available	08/31/1973

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
08425	Roller Chain Link
1089-33A	Roller Chain Link
40 OS-CL	Roller Chain Link
40-0L	Roller Chain Link
400FFSET	Roller Chain Link
AD-2331757-2	Roller Chain Link
ASA40-0L	Roller Chain Link
C7466	Roller Chain Link
EM47	Roller Chain Link
N040LINKSINGLE	Roller Chain Link
RC40-0L	Roller Chain Link
RC40-1-0L	Roller Chain Link
RC40-1RC3CL	Roller Chain Link
RC400FFSET	Roller Chain Link
RS40	Roller Chain Link
SINGLE66-0L	Roller Chain Link

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 3020-00-239-8237?

The FSCG of the NSN 3020-00-239-8237 is 3020

Does the NSN 3020-00-239-8237 have a Schedule B code assigned?

Yes, the Schedule B code is 7315810000

Does NSN 3020-00-239-8237 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 3020-00-239-8237 contain precious materials?

Item does not contain precious metal.

Does NSN 3020-00-239-8237 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 3020-00-239-8237 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961