6620-01-277-3947

Find complete technical information, availability, and procurement data for: 6620-01-277-3947
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Federal Supply Group

Instruments and Laboratory Equipment

Federal Supply Classification

6620 Engine Instruments

National Stock Number

6620-01-277-3947

Item Name Code

08260

Assigment Date

04/21/1988 (38 years ago)

An indicator which indicates the amount of liquid contained in a tank, vessel, chamber, and like items.

115.0 volts nominal ac voltage rating, 400.0 hertz nominal frequency rating, 32 contact quantity, ac current type, 9.750 inches nominal length

Product Characteristics

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

Length: 9.750 inches nominal
Current Type: ac
Ac Voltage Rating: 115.0 volts nominal
Frequency Rating: 400.0 hertz nominal
Contact Quantity: 32
End Item Identification: p/n 4l11008 panel,control; engine instruments flight engineers station c5a acft
Contact Type: pin
Scale Range: +0.1 to 110.0 percent revolutions per minute single indicator all scales
Individual Marking: rpm % x 10
Electrical Connection Quantity: 1
Electrical Connection Identifying Number: ms3126f18-32s
Mounting Facility Type And Quantity: 1 flange
Part Name Assigned By Controlling Agency: indicator,electrical tach-engine
Dial Height: 4.125 inches nominal
Dial Width: 1.438 inches nominal
Phase: single
Special Features: indicator is a scale with range of 0 to 110 percent rpm
Height: 6.310 inches nominal
Color: white background overall

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
4L97553-107A	Electrical Tachometer Indicator
8DJ199LWH2	Electrical Tachometer Indicator

FAQs

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

What is the FSCG of the NSN 6620-01-277-3947?

The FSCG of the NSN 6620-01-277-3947 is 6620

Does the NSN 6620-01-277-3947 have a Schedule B code assigned?

Yes, the Schedule B code is 9029900000

Does NSN 6620-01-277-3947 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 6620-01-277-3947 contain precious materials?

Item does not contain precious metal.

Does NSN 6620-01-277-3947 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 6620-01-277-3947 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Thu, Apr 21, 1988