6620-00-022-8056

Find complete technical information, availability, and procurement data for: 6620-00-022-8056
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Federal Supply Group

Instruments and Laboratory Equipment

Federal Supply Classification

6620 Engine Instruments

National Stock Number

6620-00-022-8056

Item Name Code

08260

Assigment Date

06/07/1972 (54 years ago)

An instrument which displays, in units of revolutions per minute, the transmitted rotational speed of a shaft for a specified elapsed time.

ac current type, 4.625 inches nominal length, 5 contact quantity, 2.000 inches nominal diameter, pin contact type

Product Characteristics

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

Diameter: 2.000 inches nominal
Length: 4.625 inches nominal
Current Type: ac
Contact Quantity: 5
Contact Type: pin
Presentation Type: dial
Scale Range: +0.1 to 110.0 percent revolutions per minute single indicator all scales
Individual Marking: percent rpm
Electrical Connection Quantity: 1
Electrical Connection Identifying Number: ms33678-14s5p
Pointer Type: indicating all pointers
Mounting Facility Type And Quantity: 1 clamp
Part Name Assigned By Controlling Agency: tachometer indicator
Special Features: includes subdial 0-10% rpm; main scale reads 0-100% rpm; case per ms33639; hermetically sealed and integrally lighted; lighting per mil-i-27160
Supplementary Features: tech order 5e6-2-33-4

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
6620-00-782-0650	No Name Available	03/01/1978

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
3571281-6001	Electrical Tachometer Indicator
ERU-6A/A	Electrical Tachometer Indicator
MIL-I-27202	Electrical Tachometer Indicator

FAQs

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

What is the FSCG of the NSN 6620-00-022-8056?

The FSCG of the NSN 6620-00-022-8056 is 6620

Does the NSN 6620-00-022-8056 have a Schedule B code assigned?

Yes, the Schedule B code is 9029900000

Does NSN 6620-00-022-8056 require demilitarization?

"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 6620-00-022-8056 contain precious materials?

Item does not contain precious metal.

Does NSN 6620-00-022-8056 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 6620-00-022-8056 was assigned to the Federal Catalog?

It was assigned 54 years ago, on Wed, Jun 7, 1972