6685-00-457-1598

Find complete technical information, availability, and procurement data for: 6685-00-457-1598
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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

6685-00-457-1598

Item Name Code

19138

Assigment Date

09/08/1969 (56 years ago)

A parts kit used for a valve, pressure regulating. It may contain such items as a diaphragm, diaphragm spring, valve spring, valve seat, valve seat gasket, needle valve, relief ball, relief spring, dome gasket, and the like.

1/4-18 thread size, 0.750 inches nominal overall width, npt screw thread series designator, internal and external thread location, 1.500 inches nominal overall length

Product Characteristics

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

Overall Length: 1.500 inches nominal
Overall Width: 0.750 inches nominal
Thread Size: 1/4-18
Screw Thread Series Designator: npt
Thread Location: internal and external
Connection Quantity: 2
Operating Pressure Range: +0.0 to 15000.0 pounds per square inch
Fluid Type For Which Designed: air
Threaded Direct Pressure Connection: provided
Removable Piston: provided
Piston Size Designation: 02
Additional Piston Size Designation: 02 and 04
Material: steel corrosion resisting

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
533-00002	Fluid Pressure Dampener

FAQs

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

What is the FSCG of the NSN 6685-00-457-1598?

The FSCG of the NSN 6685-00-457-1598 is 6685

Does the NSN 6685-00-457-1598 have a Schedule B code assigned?

Yes, the Schedule B code is 9026200000

Does NSN 6685-00-457-1598 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 6685-00-457-1598 contain precious materials?

Item does not contain precious metal.

Does NSN 6685-00-457-1598 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 6685-00-457-1598 was assigned to the Federal Catalog?

It was assigned 56 years ago, on Mon, Sep 8, 1969