Valve Seat

Model / MPN: 17181 | NSN: 4820-00-118-2829

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.

Product Details

NATO Stock Number

4820-00-118-2829

Sold in multiples of

DEMIL

Flange Diameter

Between 2.632 inches and 2.633 inches

Body Outside Diameter

Between 2.273 inches and 2.277 inches

Body Inside Diameter

Between 2.182 inches and 2.192 inches

End Application

Aircraft eng r1830

Flange Seat To Disk End Height

Between 0.436 inches and 0.438 inches

Under Flange Height

Between 0.136 inches and 0.144 inches

Seat Angle In Deg

90.000

Hardness Rating

90.0 rockwell b body and 105.0 rockwell b body

Seating Surface Shape

Angular

Material

Steel body

Material Specification

Ams 5700 assn standard single material response body

Style Designator

Plain flanged

17181 Series Parts

Pricing and Availability

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.

Certified Quality Assurance

ISO 9001:2015 + AS9120B
Counterfeit Parts Prevention
100% Product Inspections
7 Year Record Retention
On Time Delivery
HAZMAT Certified
Worldwide Shipping

17181 Cross Reference

17181