6685-01-546-7781

Find complete technical information, availability, and procurement data for: 6685-01-546-7781
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Federal Supply Group

Instruments and Laboratory Equipment

Federal Supply Classification

6685 Humidity Measuring and Controlling Instruments, Temperature and Pressure

National Stock Number

6685-01-546-7781

Item Name Code

07428

Assigment Date

01/03/2007 (19 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.

20.0 pounds per square inch graduation unit, +0.0 to 100.0 pounds per square inch scale range, pressure sensing element actuation type, nonadjustable adjustability, misc auxiliary system group end item identification

Product Characteristics

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

End Item Identification: misc auxiliary system group
Graduation Unit: 20.0 pounds per square inch
Actuation Type: pressure sensing element
Adjustability: nonadjustable
Scale Range: +0.0 to 100.0 pounds per square inch
Scale Name: pressure
Dial Size: 2-1/2 inch
Connection Quantity: 1
Pointer Color: black
Pointer Type: indicating
Scale Type: dial
Scale Smallest Increment: 2.0 pounds per square inch
Connection Type: external
Mounting Method: external thread
Scale Accuracy: 1.6 pct full range
Scale Inscription/Background Color: black figures, white background
Scale Name For Which Pointer Is Designed: pressure
Connection Location: bottom
Connection Size: 0.250 npt dia
Connector Type Vent: not provided
Part Name Assigned By Controlling Agency: (inavy) gage, 2.5 in 0-100 psi
Special Features: case: stainless steel; ring: stainless steel crimped; lens: plastic; dial: aluminum, black figures on white background; wetted parts: copper alloy w/restrictor screw; temperature: 0-150 degrees f; accuracy: 1.6 pct full scale
Material: copper alloy actuating element
Material: plastic protective crystal
Material: steel corrosion resisting case

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
PG25C2A4P18G	Dial Indicating Pressure Gage

FAQs

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

What is the FSCG of the NSN 6685-01-546-7781?

The FSCG of the NSN 6685-01-546-7781 is 6685

Does the NSN 6685-01-546-7781 have a Schedule B code assigned?

Yes, the Schedule B code is 9026200000

Does NSN 6685-01-546-7781 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 6685-01-546-7781 contain precious materials?

Item does not contain precious metal.

Does NSN 6685-01-546-7781 contain hazardous materials?

Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

When the NSN 6685-01-546-7781 was assigned to the Federal Catalog?

It was assigned 19 years ago, on Wed, Jan 3, 2007