4820-01-178-9685

Find complete technical information, availability, and procurement data for: 4820-01-178-9685
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-178-9685

Item Name Code

22113

Assigment Date

05/12/1984 (42 years ago)

0.188 inches nominal flange seat to disk end height, 0.500 inches nominal body inside diameter, 0.312 inches nominal under flange height, 0.937 inches nominal flange diameter, 0.828 inches nominal body outside diameter

Product Characteristics

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

Flange Diameter: 0.937 inches nominal
Body Outside Diameter: 0.828 inches nominal
Body Inside Diameter: 0.500 inches nominal
Flange Seat To Disk End Height: 0.188 inches nominal
Under Flange Height: 0.312 inches nominal
Seating Surface Shape: flat
Material: nickel alloy overall
Style Designator: plain flanged

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
845-2110254	Valve Seat
845-2110254ASSYRF1-2INPC26	Valve Seat

FAQs

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

What is the FSCG of the NSN 4820-01-178-9685?

The FSCG of the NSN 4820-01-178-9685 is 4820

Does the NSN 4820-01-178-9685 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-178-9685 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 4820-01-178-9685 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-178-9685 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 4820-01-178-9685 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Sat, May 12, 1984