6685-01-098-6644

Find complete technical information, availability, and procurement data for: 6685-01-098-6644
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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

6685-01-098-6644

Item Name Code

07428

Assigment Date

08/06/1980 (45 years ago)

An instrument designed to measure air, gas, fluid, and vapor differential by means of a pressure sensitive element(s) which transmits energy, by direct linkage, to the indicating pointer of a scale calibrated to units of pressure. The scale may indicate in units of pressure, quantity, or flow.

bourdon tube actuation type, adjustable adjustability, +0.0 to 4000.0 pounds pressure per square inch scale range, 3 mounting hole quantity, 400.0 pounds per square inch graduation unit

Product Characteristics

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

Mounting Hole Quantity: 3
Graduation Unit: 400.0 pounds per square inch
Actuation Type: bourdon tube
Adjustability: adjustable
Scale Range: +0.0 to 4000.0 pounds pressure per square inch
Scale Name: pressure
Dial Size: 6 inch dia
Connection Quantity: 1
Pointer Color: black
Pointer Type: indicating
Scale Marking: psi
Scale Type: single
Scale Smallest Increment: 100.0 pounds per square inch
Connection Type: external
Mounting Method: flange
Connection Location: bottom
Connection Size: 0.250 in. npt dia
Connector Type Vent: not provided
Material: plastic acrylic protective crystal
Material: plastic 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
25545-34B11	Dial Indicating Pressure Gage

FAQs

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

What is the FSCG of the NSN 6685-01-098-6644?

The FSCG of the NSN 6685-01-098-6644 is 6685

Does the NSN 6685-01-098-6644 have a Schedule B code assigned?

Yes, the Schedule B code is 9026200000

Does NSN 6685-01-098-6644 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 6685-01-098-6644 contain precious materials?

Item does not contain precious metal.

Does NSN 6685-01-098-6644 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 6685-01-098-6644 was assigned to the Federal Catalog?

It was assigned 45 years ago, on Wed, Aug 6, 1980