6685-00-123-1926

Find complete technical information, availability, and procurement data for: 6685-00-123-1926
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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

6685-00-123-1926

Item Name Code

07424

Assigment Date

03/03/1972 (54 years ago)

An instrument designed to measure and indicate pressure and vacuum, on one dial having a divided scale, a single indicating pointer which rotates either clockwise or counterclockwise according to whether pressure is applied or withdrawn.

0.219 inches nominal mounting hole diameter, 3 mounting hole quantity, 4.250 inches nominal bolt circle diameter, 2.500 inches nominal overall depth, 4.750 inches nominal overall diameter

Product Characteristics

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

Overall Depth: 2.500 inches nominal
Bolt Circle Diameter: 4.250 inches nominal
Mounting Hole Diameter: 0.219 inches nominal
Mounting Hole Quantity: 3
Overall Diameter: 4.750 inches nominal
Case Material: unable to decode
End Item Identification: poseidon material; nuclear,reactors program; chilled water a/c systems
Graduation Unit: 10.0 inches of mercury and 10.0 pounds per square inch
Actuation Type: single bourdon tube
Adjustability: adjustable
Scale Range: +0.0 to 30.0 inches of mercury and +0.0 to 100.0 pounds pressure per square inch
Scale Name: pressure and vacuum
Dial Size: 3 1/2 in. dia
Connection Quantity: 1
Pointer Color: black and red
Pointer Type: indicating and reference
Scale Marking: in. hg vac,psig,free of oil,shock resistant safety type case
Scale Type: multiple
Scale Smallest Increment: 1.0 inches of mercury and 1.0 pounds per square inch
Connection Type: external
Mounting Method: panel
Scale Accuracy: 1 pct entire range
Actuating Element Material: unable to decode
Scale Inscription/Background Color: black figures,white background
Scale Name For Which Pointer Is Designed: pressure-vacuum
Connection Location: back, lower
Protective Crystal Material: unable to decode
Connection Size: 0.250 in. od tube flareless 7/16-20 thd size
Connector Type Vent: not provided
Surface Treatment: enamel case

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
6685-00-086-9315	No Name Available	03/01/1980
6685-01-151-3271	No Name Available	08/01/1988

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
026-23601B003	Di Compound Pressure-Vacuum Gage
35-1246PC33BXWDF011	Di Compound Pressure-Vacuum Gage
MILI18997	Di Compound Pressure-Vacuum Gage
SA23-3CDP-RWBX	Di Compound Pressure-Vacuum Gage
SC3NN1HCWRANA	Di Compound Pressure-Vacuum Gage
SC3NN1HCWRANAG	Di Compound Pressure-Vacuum Gage

FAQs

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

What is the FSCG of the NSN 6685-00-123-1926?

The FSCG of the NSN 6685-00-123-1926 is 6685

Does the NSN 6685-00-123-1926 have a Schedule B code assigned?

Yes, the Schedule B code is 9026200000

Does NSN 6685-00-123-1926 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 6685-00-123-1926 contain precious materials?

Item does not contain precious metal.

Does NSN 6685-00-123-1926 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 6685-00-123-1926 was assigned to the Federal Catalog?

It was assigned 54 years ago, on Fri, Mar 3, 1972