6685-00-391-8421

Find complete technical information, availability, and procurement data for: 6685-00-391-8421
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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

6685-00-391-8421

Item Name Code

16516

Assigment Date

01/01/1961 (65 years ago)

right-hand thread direction, threaded mounting method, 1.250 inches nominal largest outside diameter, poseidon end item identification, 0.205 inches nominal overall height

Product Characteristics

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

Thread Direction: right-hand
Overall Height: 0.205 inches nominal
Mounting Method: threaded
End Item Identification: poseidon
Largest Outside Diameter: 1.250 inches nominal
Thermostat Type: bellows
Spring Operated Pressure Relief: provided
Thread Size And Series/Type Designator: 5/8-18 unf

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
N160PC7-8-10 3-8	Flow Control Thermostat
N161PC3-4-10	Flow Control Thermostat
N161PC3-4-10 1-2	Flow Control Thermostat
N161PC3-4-10 3-8	Flow Control Thermostat
N162PC5-7-8 1-2	Flow Control Thermostat

FAQs

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

What is the FSCG of the NSN 6685-00-391-8421?

The FSCG of the NSN 6685-00-391-8421 is 6685

Does the NSN 6685-00-391-8421 have a Schedule B code assigned?

Yes, the Schedule B code is 9032100000

Does NSN 6685-00-391-8421 require demilitarization?

"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 6685-00-391-8421 contain precious materials?

Item does not contain precious metal.

Does NSN 6685-00-391-8421 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 6685-00-391-8421 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961