6685-00-031-6408

Find complete technical information, availability, and procurement data for: 6685-00-031-6408
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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

6685-00-031-6408

Item Name Code

07117

Assigment Date

01/01/1963 (63 years ago)

A thermocouple whose thermojunction is specifically designed to be placed or dipped within a fluid.

engine,aircraft j-57 end item identification, 4.031 inches nominal overall length, +67.0 to 1800.0 fahrenheit operating temp range, 2.000 inches nominal plate length, shielded unit type

Product Characteristics

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

Overall Length: 4.031 inches nominal
Operating Temp Range: +67.0 to 1800.0 fahrenheit
End Item Identification: engine,aircraft j-57
Plate Length: 2.000 inches nominal
Unit Type: shielded
Accommodated Wire Awg Size: 18
Immersion Length: 3.000 inches nominal
Material: ceramic alumina (use aluminum oxide) individual wire insulation
Terminal Type And Quantity: 2 lug

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
6620-00-346-5015	No Name Available	01/01/1963
6685-00-348-8931	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
181796	Immersion Thermocouple
759439	Immersion Thermocouple

FAQs

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

What is the FSCG of the NSN 6685-00-031-6408?

The FSCG of the NSN 6685-00-031-6408 is 6685

Does the NSN 6685-00-031-6408 have a Schedule B code assigned?

Yes, the Schedule B code is 9027502000

Does NSN 6685-00-031-6408 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 6685-00-031-6408 contain precious materials?

Item does not contain precious metal.

Does NSN 6685-00-031-6408 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 6685-00-031-6408 was assigned to the Federal Catalog?

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