6685-00-756-5671

Find complete technical information, availability, and procurement data for: 6685-00-756-5671
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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

6685-00-756-5671

Item Name Code

03375

Assigment Date

01/01/1960 (66 years ago)

A valve designed to automatically maintain within close limits a predetermined outlet pressure which may be adjustable within a specified range regardless of the higher fluctuating or constant inlet pressure. It is designed for use with compressed gas(es) and various liquids and may include gauges. It may be inline or cartridge (manifold) design. Excludes:regulator, pressure, medical gas administration apparatus; regulator, oxygen, barometric continuous flow; regulator, oxygen demand; regulator, oxygen diluter demand; and valve(1), fluid pressure regulating, aircraft.

400.0 hertz nominal frequency rating, ac current type, 5.687 inches nominal overall length, 4 mounting device quantity, 2.625 inches nominal overall width

Product Characteristics

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

Overall Length: 5.687 inches nominal
Overall Width: 2.625 inches nominal
Current Type: ac
Mounting Device Quantity: 4
Frequency Rating: 400.0 hertz nominal
Overall Thickness: 2.625 inches nominal
Actuation Method: bellows
Contact Quantity: 4
Contact Type: pin
Voltage Rating: 26.0 volts nominal
Electrical Connection Quantity: 1
Electrical Connection Identifying Number: ms33678-14s-2p
Mechanical Connection Quantity: 2
Mechanical Connection Size: 1/4 in. dia
Mechanical Connection Type: internal straight thread
Mounting Method: hole
Measurement Range: +0.0 to 50.0 pounds per square inch
Connector Controlling Agency: ametek/u.s. gauge
Phase: single
Fsc Application Data: transmitter,pressure,except engine

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
6685-00-989-0396	No Name Available	12/28/1971

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
ST6AC	Pressure Transmitter
ST6AD	Pressure Transmitter

FAQs

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

What is the FSCG of the NSN 6685-00-756-5671?

The FSCG of the NSN 6685-00-756-5671 is 6685

Does the NSN 6685-00-756-5671 have a Schedule B code assigned?

Yes, the Schedule B code is 9026800000

Does NSN 6685-00-756-5671 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 6685-00-756-5671 contain precious materials?

Item does not contain precious metal.

Does NSN 6685-00-756-5671 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 6685-00-756-5671 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960