6685-00-526-7144

Find complete technical information, availability, and procurement data for: 6685-00-526-7144
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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

6685-00-526-7144

Item Name Code

16516

Assigment Date

01/01/1963 (63 years ago)

2.552 inches nominal largest outside diameter, flange mounting method, butterfly flow control device, 1.719 inches nominal overall height, to maintain constant temp in engine coolant usage design

Product Characteristics

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

Overall Height: 1.719 inches nominal
Mounting Method: flange
Flow Control Device: butterfly
Largest Outside Diameter: 2.552 inches nominal
Usage Design: to maintain constant temp in engine coolant
Valve Travel Distance: 0.500 inches nominal
Thermostat Type: solid expansion
Opening Temp Rating: 148.0 fahrenheit minimum and 153.0 fahrenheit maximum
Operating Temp Rating: 173.0 fahrenheit nominal
Spring Operated Pressure Relief: not provided
Fsc Application Data: engine

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
6620-00-647-1464	No Name Available	01/01/1960

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
B8Q8575A	Flow Control Thermostat

FAQs

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

What is the FSCG of the NSN 6685-00-526-7144?

The FSCG of the NSN 6685-00-526-7144 is 6685

Does NSN 6685-00-526-7144 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 6685-00-526-7144 contain precious materials?

Item does not contain precious metal.

Does NSN 6685-00-526-7144 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 6685-00-526-7144 was assigned to the Federal Catalog?

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