EFU22AA

View detailed technical data, stock status, and sourcing information for: EFU22AA
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Federal Supply Group

Instruments and Laboratory Equipment

Federal Supply Classification

6620 Engine Instruments

National Stock Number

6620-00-901-4523

Item Name Code

16124

Assigment Date

01/01/1960 (66 years ago)

10 all indicators all scales scale division quantity, lined increments nonluminous and numerals nonluminous scale marking and surface finish, 7.310 inches nominal length, 1.940 inches nominal diameter, 2.000 inches nominal mounting hole diameter

Product Characteristics

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

Scale Marking And Surface Finish: lined increments nonluminous and numerals nonluminous
Diameter: 1.940 inches nominal
Length: 7.310 inches nominal
Mounting Hole Diameter: 2.000 inches nominal
Scale Division Quantity: 10 all indicators all scales
Current Type: ac
Ac Voltage Rating: 115.0 volts nominal and 5.0 volts nominal
Frequency Rating: 400.0 hertz nominal
Contact Quantity: 12
Contact Type: pin
Usage Design: rate of flow
Presentation Type: counter and dial
Scale Range: +0.0 to 80000.0 pounds per hour all indicators all scales
Individual Marking: fuel flow pphx1000
Electrical Connection Quantity: 1
Electrical Connection Identifying Number: ms27034h12b12p or equivalent
Pointer Type: indicating single pointer
Mounting Facility Type And Quantity: 1 threaded bezel
Display Digit Quantity: 5
Accuracy Rating: 0.2 percent of flow rate all indicators all scales
Phase: single
Special Features: case in accordance with ms33639;scale color white on black background;hermatically sealed with 90 percent nitrogen and 10 percent helium at atmospheric pressure;used with tru-63/a, tru-63a-3 and tru-27/a transmitters;has auxilary voltage output signal

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
EFU22AA	Rate of Flow Indicator
MILI38143	Rate of Flow Indicator

FAQs

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

What is the FSCG of the NSN 6620-00-901-4523?

The FSCG of the NSN 6620-00-901-4523 is 6620

Does the NSN 6620-00-901-4523 have a Schedule B code assigned?

Yes, the Schedule B code is 9031808080

Does NSN 6620-00-901-4523 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 6620-00-901-4523 contain precious materials?

Item does not contain precious metal.

Does NSN 6620-00-901-4523 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 6620-00-901-4523 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960