6685-00-756-5539

Find complete technical information, availability, and procurement data for: 6685-00-756-5539
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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

6685-00-756-5539

Item Name Code

16516

Assigment Date

01/01/1960 (66 years ago)

An open coiled spring, wound in various forms and from different shapes and types of materials and finished at the ends, designed to provide resistance to compression forces. Excludes:springs designed for thermal actuation (springs in which the torsion forces are designed to be counteracted by changes in temperature) and spring, reinforcing, hose.

1.125 inches nominal largest outside diameter, 12.000 inches nominal overall height, solid expansion flow control device, control valve cycling usage design, flange mounting method

Product Characteristics

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

Overall Height: 12.000 inches nominal
Mounting Method: flange
Flow Control Device: solid expansion
Largest Outside Diameter: 1.125 inches nominal
Usage Design: control valve cycling
Thermostat Type: bellows
Operating Temp Rating: 80.0 fahrenheit minimum and 110.0 fahrenheit maximum
Spring Operated Pressure Relief: not provided
Special Features: copper bulb w/10 ft capillary tubing

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
237D	Flow Control Thermostat
237D10	Flow Control Thermostat

FAQs

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

What is the FSCG of the NSN 6685-00-756-5539?

The FSCG of the NSN 6685-00-756-5539 is 6685

Does NSN 6685-00-756-5539 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 6685-00-756-5539 contain precious materials?

Item does not contain precious metal.

Does NSN 6685-00-756-5539 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 6685-00-756-5539 was assigned to the Federal Catalog?

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