4820-00-858-0108

Find complete technical information, availability, and procurement data for: 4820-00-858-0108
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-858-0108

Item Name Code

22113

Assigment Date

01/01/1962 (64 years ago)

Two or more complete ring, piston grouped for a single piston or for all pistons of an internal combustion engine, air compressor, or the like.

1.116 inches nominal under flange height, 2.626 inches minimum and 2.631 inches maximum flange diameter, 0.497 inches minimum and 0.503 inches maximum flange seat to disk end height, 2.062 inches nominal body outside diameter, 0.288 inches minimum and 0.294 inches maximum seat radius

Product Characteristics

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

Flange Diameter: 2.626 inches minimum and 2.631 inches maximum
Body Outside Diameter: 2.062 inches nominal
Seat Radius: 0.288 inches minimum and 0.294 inches maximum
Flange Seat To Disk End Height: 0.497 inches minimum and 0.503 inches maximum
Under Flange Height: 1.116 inches nominal
Seating Surface Shape: radial
Body Stepped Inside Diameter: 0.969 inches minimum and 0.971 inches maximum first step
Body Stepped Inside Diameter: 1.241 inches minimum and 1.244 inches maximum second step
Material: steel body
Material: steel seat
Material Document And Classification: mil-r-17131,ty mil-rcocr-a mil spec single material response seat
Material Document And Classification: qq-s-763,cl 410,cond t fed spec single material response body
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
101B209BAPC1	Valve Seat
101B209BAPIECE1	Valve Seat
101B209BYPC1	Valve Seat
101B209BYPIECE1	Valve Seat

FAQs

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

What is the FSCG of the NSN 4820-00-858-0108?

The FSCG of the NSN 4820-00-858-0108 is 4820

Does the NSN 4820-00-858-0108 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-00-858-0108 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 4820-00-858-0108 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-858-0108 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 4820-00-858-0108 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962