NSN 4820-00-872-8081
Valve Seat Insert
About this product
1.250 inches body inside diameter, 45.000 seat angle in deg, 20 single threaded portion thready qty per inch (tpi), seating surface shape: angular.
Manufacturer part number 51156G for national stock number 4820008728081.
Datasheet
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Product description
Valve Seat NSN 4820-00-872-8081.
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MPN or Model
51156G
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Schedule B
8481.90.9090 (Parts of taps, cocks, valves and similar appliances, nesoi) -
NMF (National Motor Freight)
000000 - No Nmfc Freight Description -
Unit Weight (Est.)
0.1 lb -
Thread Class
2a single threaded portion -
Err Default
0.250 inches single threaded portion -
Overall Height
0.375 inches -
Body Inside Diameter
1.250 inches -
Seat Angle In Deg
45.000 -
Thready Qty Per Inch (tpi)
20 single threaded portion -
Thread Size
0.625 inches single threaded portion -
Seating Surface Shape
Angular -
Material
Plastic -
Style Designator
B5 plain threaded -
Thread Series Designator
Un single threaded portion
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Valve Seat
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.
![Mechanic Bill explains Valve Seat Insert](/public/images/billy-thinking.png)
Pricing and Availability
Get a quote for 4820-00-872-8081 valve seatManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
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51156G | Milwaukee Valve Company, Inc. |
Stock Check
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