6620-00-557-0404

Find complete technical information, availability, and procurement data for: 6620-00-557-0404
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Federal Supply Group

Instruments and Laboratory Equipment

Federal Supply Classification

6620 Engine Instruments

National Stock Number

6620-00-557-0404

Item Name Code

07428

Assigment Date

01/01/1963 (63 years ago)

An instrument designed to measure air, gas, fluid, and vapor pressure by means of an internal pressure sensitive element (bellows, bourdon tube, transducer/transmitter and the like) which transmits energy, by direct linkage, to the indicating pointer of a scale or a digital display, calibrated in units of pressure. It may include a temperature equivalent scale. For items that do not have an internal pressure sensitive element see indicator, pressure.

single bourdon tube actuation type, 2.375 inches nominal overall width, 2.375 inches nominal overall height, 50.0 pounds graduation unit, 1.594 inches nominal overall depth

Product Characteristics

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

Overall Depth: 1.594 inches nominal
Overall Height: 2.375 inches nominal
Overall Width: 2.375 inches nominal
Graduation Unit: 50.0 pounds
Actuation Type: single bourdon tube
Adjustability: adjustable
Scale Range: +0.000 to 200.000 pounds pressure per square inch
Scale Name: pressure
Illuminative Method: any acceptable
Dial Size: 1.875 in. dia
Pointer Type: indicating
Scale Marking: dial marked oil pressure
Scale Type: single
Scale Smallest Increment: 10.0 pounds
Scale Accuracy: 1 pct entire range
Scale Inscription/Background Color: white figures on black background
Bezel Type: slips-on
Connector Type Vent: provided
Color: black case
Material: copper alloy actuating element
Material: glass protective crystal
Material: plastic case
Surface Treatment: paint crackle finish case
Fsc Application Data: engine instrument,acft

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
AN5771-2A	Dial Indicating Pressure Gage

FAQs

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

What is the FSCG of the NSN 6620-00-557-0404?

The FSCG of the NSN 6620-00-557-0404 is 6620

Does the NSN 6620-00-557-0404 have a Schedule B code assigned?

Yes, the Schedule B code is 9026200000

Does NSN 6620-00-557-0404 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 6620-00-557-0404 contain precious materials?

Precious metal content is unknown

Does NSN 6620-00-557-0404 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 6620-00-557-0404 was assigned to the Federal Catalog?

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