4810-00-044-2763

Find complete technical information, availability, and procurement data for: 4810-00-044-2763
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Federal Supply Group

Valves

Federal Supply Classification

4810 Powered Valves

National Stock Number

4810-00-044-2763

Item Name Code

22113

Assigment Date

05/24/1968 (58 years ago)

A replaceable item designed to provide a stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see insert, engine valve seat.

flat seating surface shape, 70.0 rockwell b minimum and 100.0 rockwell b maximum overall hardness rating, 0.627 inches minimum and 0.630 inches maximum body inside diameter, 0.495 inches minimum and 0.500 inches maximum overall height, 0.684 inches minimum and 0.686 inches maximum 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.

Overall Height: 0.495 inches minimum and 0.500 inches maximum
Body Outside Diameter: 0.684 inches minimum and 0.686 inches maximum
Body Inside Diameter: 0.627 inches minimum and 0.630 inches maximum
Hardness Rating: 70.0 rockwell b minimum and 100.0 rockwell b maximum overall
Seating Surface Shape: flat
Special Features: two holes equally spaced 0.188 in. dia,0.040 in. deep,body groove on unseated end,0.089 in. min,0.099 in. max w,0.055 in. min,0.057 in. max deep
Material: steel comp 303s or steel comp 303se overall
Material Document And Classification: mil-s-7720 mil spec single material response overall

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
538244	Valve Seat

FAQs

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

What is the FSCG of the NSN 4810-00-044-2763?

The FSCG of the NSN 4810-00-044-2763 is 4810

Does the NSN 4810-00-044-2763 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4810-00-044-2763 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 4810-00-044-2763 contain precious materials?

Precious metal content is unknown

Does NSN 4810-00-044-2763 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 4810-00-044-2763 was assigned to the Federal Catalog?

It was assigned 58 years ago, on Fri, May 24, 1968