EFU-2/A

View detailed technical data, stock status, and sourcing information for: EFU-2/A
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Federal Supply Group

Instruments and Laboratory Equipment

Federal Supply Classification

6620 Engine Instruments

National Stock Number

6620-00-555-3992

Item Name Code

16124

Assigment Date

01/01/1963 (63 years ago)

2.000 inches nominal diameter, 400.0 hertz nominal frequency rating, 6.125 inches nominal length, ac current type, 115.0 volts nominal ac voltage rating

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: 6.125 inches nominal
Current Type: ac
Ac Voltage Rating: 115.0 volts nominal
Frequency Rating: 400.0 hertz nominal
Contact Type: pin
Usage Design: rate of flow
Presentation Type: dial
Scale Range: +0.0 to 5000.0 pounds per hour single indicator single scale
Individual Marking: fuel flow; pph x 1000
Electrical Connection Quantity: 1
Electrical Connection Identifying Number: mc14h-13-12pn or equavalent
Pointer Type: indicating single pointer
Mounting Facility Type And Quantity: 1 clamp
Features Provided: hermetically sealed case
Part Name Assigned By Controlling Agency: fuel mass flowmeter indicator
Dial Outside Diameter: 1.750 inches nominal
Phase: single
Special Features: case per ms33639; dial includes electrical zero reference mark; case includes filler tube; weight 1.5 lbs; integral red lighting
Supplementary Features: tech order 5l6-2-10-34

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
EFU-2/A	Rate of Flow Indicator
MIL-I-26299	Rate of Flow Indicator

FAQs

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

What is the FSCG of the NSN 6620-00-555-3992?

The FSCG of the NSN 6620-00-555-3992 is 6620

Does the NSN 6620-00-555-3992 have a Schedule B code assigned?

Yes, the Schedule B code is 9031808080

Does NSN 6620-00-555-3992 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 6620-00-555-3992 contain precious materials?

Item does not contain precious metal.

Does NSN 6620-00-555-3992 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 6620-00-555-3992 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963