EFU-4/A

View detailed technical data, stock status, and sourcing information for: EFU-4/A
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Federal Supply Group

Instruments and Laboratory Equipment

Federal Supply Classification

6620 Engine Instruments

National Stock Number

6620-00-581-5102

Item Name Code

16124

Assigment Date

07/23/1985 (41 years ago)

A capacitor whose capacitance value cannot be adjusted or varied, having paper as the dielectric material. It may be a single unit or consist of two or more fixed units which cannot be seperated. For items whose dielectric material consist of plasticized (plastic impregnated) paper or paper-plastic combinations, see capacitor, fixed, plastic dielectric. For items whose electrodes consist of a metallic film deposited (metallized) on the dielectric material, see capacitor, fixed, metalized, paper-plastic dielectric.

10 contact quantity, 115.0 volts nominal ac voltage rating, ac current type, 5.250 inches nominal length, 400.0 hertz nominal frequency rating

Product Characteristics

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

Length: 5.250 inches nominal
Current Type: ac
Ac Voltage Rating: 115.0 volts nominal
Frequency Rating: 400.0 hertz nominal
Contact Quantity: 10
End Item Identification: b-52 acft
Contact Type: pin
Usage Design: rate of flow
Presentation Type: dial
Scale Range: +500.0 to 15000.0 pounds per hour single indicator single scale
Individual Marking: fuel flow; pph x 1000
Electrical Connection Quantity: 1
Electrical Connection Identifying Number: ms33678-18-1p
Pointer Purpose: fuel flow
Pointer Type: indicating single pointer
Mounting Facility Type And Quantity: 1 clamp
Accuracy Rating: 100.0 pounds per hour single indicator single scale
Part Name Assigned By Controlling Agency: indicator,rate of flow,fuel totalizing
Dial Outside Diameter: 2.000 inches nominal
Phase: single
Special Features: markings finished in fluorescent luminescent material; includes zero reference marking 16 deg before the first graduation of the dial; weight 1.3 lbs; case conforms to ms33639 and is hermetically sealed; pointer conforms to ms33585-8
Supplementary Features: tech order 5l6-2-10-23-4

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-4/A	Rate of Flow Indicator
MIL-I-25907	Rate of Flow Indicator

FAQs

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

What is the FSCG of the NSN 6620-00-581-5102?

The FSCG of the NSN 6620-00-581-5102 is 6620

Does the NSN 6620-00-581-5102 have a Schedule B code assigned?

Yes, the Schedule B code is 9031808080

Does NSN 6620-00-581-5102 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 6620-00-581-5102 contain precious materials?

Item does not contain precious metal.

Does NSN 6620-00-581-5102 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 6620-00-581-5102 was assigned to the Federal Catalog?

It was assigned 41 years ago, on Tue, Jul 23, 1985