6685-00-068-8073

Find complete technical information, availability, and procurement data for: 6685-00-068-8073
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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

6685-00-068-8073

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.

2.810 inches nominal overall diameter, 1000.0 pounds per square inch graduation unit, single bourdon tube actuation type, support equipment,f-4 aircraft; f-15 aircraft; a-7 aircraft; t-37 aircraft; f-16 aircraft; t-38 aircraft end item identification, 1.250 inches maximum 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: 1.250 inches maximum
Overall Diameter: 2.810 inches nominal
End Item Identification: support equipment,f-4 aircraft; f-15 aircraft; a-7 aircraft; t-37 aircraft; f-16 aircraft; t-38 aircraft
Graduation Unit: 1000.0 pounds per square inch
Actuation Type: single bourdon tube
Adjustability: nonadjustable
Scale Range: +0.0 to 5000.0 pounds pressure per square inch
Scale Name: pressure
Dial Size: 2-1/2 in. dia
Connection Quantity: 1
Pointer Color: black
Pointer Type: indicating
Scale Marking: - use no oil - in red letters
Scale Type: single
Scale Smallest Increment: 100.0 pounds per square inch
Connection Type: external
Mounting Method: rigid stem
Scale Accuracy: 2 pct middle half of range
Scale Inscription/Background Color: black figures on white background
Connection Location: lower
Bezel Type: thread
Connection Size: 0.250 in. npt dia
Connector Type Vent: not provided
Special Features: gage to be cleaned for oxygen service; safety blow-out disc in rear of the case; size 0.018 restriction screw in the connection.
Material: brass case
Material: copper alloy actuating element
Material: glass protective crystal
Nondefinitive Spec/Std Data: 1 polished
Fsc Application Data: gages,pressure,dial indicating,except engine

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
6685-00-089-1314	No Name Available	11/01/1979
6685-00-586-2291	No Name Available	09/11/1974
6685-00-752-8250	No Name Available	07/23/1974
6685-01-103-8454	No Name Available	07/01/1992

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
148074	Dial Indicating Pressure Gage
148074A	Dial Indicating Pressure Gage
VQ2356-59	Dial Indicating Pressure Gage

FAQs

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

What is the FSCG of the NSN 6685-00-068-8073?

The FSCG of the NSN 6685-00-068-8073 is 6685

Does the NSN 6685-00-068-8073 have a Schedule B code assigned?

Yes, the Schedule B code is 9026200000

Does NSN 6685-00-068-8073 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 6685-00-068-8073 contain precious materials?

Item does not contain precious metal.

Does NSN 6685-00-068-8073 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 6685-00-068-8073 was assigned to the Federal Catalog?

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