6620-00-071-0181

Find complete technical information, availability, and procurement data for: 6620-00-071-0181
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Federal Supply Group

Instruments and Laboratory Equipment

Federal Supply Classification

6620 Engine Instruments

National Stock Number

6620-00-071-0181

Item Name Code

32992

Assigment Date

01/01/1963 (63 years ago)

An instrument designed to reflect one of the testing parameters for conducting engine performance and functional testing in an operating engine system. Its dial is graduated in units of pressure ratio, and is used to indicate the percent of differential pressure ratio of exhaust gas pressure to intake (engine inlet) pressure for gas turbine or jet propulsion engines.

ac current type, 26.0 volts nominal dc voltage rating, 2.000 inches nominal width, 400.0 hertz nominal frequency rating, 5.750 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.

Width: 2.000 inches nominal
Length: 5.750 inches nominal
Current Type: ac
Dc Voltage Rating: 26.0 volts nominal
Frequency Rating: 400.0 hertz nominal
Contact Quantity: 7
Contact Type: pin
Scale Range: +1.1 to 2.5 pressure ratio single indicator single scale
Electrical Connection Quantity: 1
Electrical Connection Identifying Number: ms 33678h-16s-1p
Illumination Color Generation Method: integral light and white source w/red filter
Phase: single
Special Features: 5v integral lighting per mil-l-25467 (military red lighting)
Height: 2.000 inches nominal
Nondefinitive Spec/Std Data: egu-9/a-2 type

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
6685-01-479-6603	No Name Available	11/03/2000

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
JG298J3	Engine Pressure Ratio Indicator

FAQs

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

What is the FSCG of the NSN 6620-00-071-0181?

The FSCG of the NSN 6620-00-071-0181 is 6620

Does the NSN 6620-00-071-0181 have a Schedule B code assigned?

Yes, the Schedule B code is 9031808080

Does NSN 6620-00-071-0181 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 6620-00-071-0181 contain precious materials?

Item does not contain precious metal.

Does NSN 6620-00-071-0181 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 6620-00-071-0181 was assigned to the Federal Catalog?

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