6685-00-139-9681

Find complete technical information, availability, and procurement data for: 6685-00-139-9681
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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

6685-00-139-9681

Item Name Code

07428

Assigment Date

08/12/1973 (52 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.

2.531 inches nominal overall depth, 500.0 pounds per square inch graduation unit, 6.000 inches nominal overall diameter, nonadjustable adjustability, single coil helical bourdon tube actuation type

Product Characteristics

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

Overall Depth: 2.531 inches nominal
Overall Diameter: 6.000 inches nominal
Graduation Unit: 500.0 pounds per square inch
Actuation Type: single coil helical bourdon tube
Adjustability: nonadjustable
Scale Range: +0.0 to 6000.0 pounds pressure per square inch
Scale Name: pressure
Dial Size: 4-1/2 in. dia
Pointer Color: black
Pointer Type: indicating
Scale Type: single
Scale Smallest Increment: 50.0 pounds per square inch
Mounting Method: rigid stem
Scale Accuracy: porm 1/2 pct full scale
Scale Inscription/Background Color: black markings on white background
Mounting Connection Location: lower
Connector Type Vent: not provided
Material: plastic case
Material: nickel alloy 600 actuating element
Material: plastic protective crystal
Material Document And Classification: mil-t-7840 mil spec single material response actuating element

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
MD102-0-6000	Dial Indicating Pressure Gage
Q4783B105	Dial Indicating Pressure Gage

FAQs

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

What is the FSCG of the NSN 6685-00-139-9681?

The FSCG of the NSN 6685-00-139-9681 is 6685

Does the NSN 6685-00-139-9681 have a Schedule B code assigned?

Yes, the Schedule B code is 9026200000

Does NSN 6685-00-139-9681 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 6685-00-139-9681 contain precious materials?

Item does not contain precious metal.

Does NSN 6685-00-139-9681 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 6685-00-139-9681 was assigned to the Federal Catalog?

It was assigned 52 years ago, on Sun, Aug 12, 1973