1-321-802-5889

NSN 4820-00-228-2179

Exhaust Retarder

About this product

2 1st end bolt holes, automatic valve operation method, round with holes 1st end flange shape, connection type: flange 1st end.

Manufacturer part number 21FSSB for national stock number 4820002282179.

Datasheet

  • Product description

    Butterfly Valve NSN 4820-00-228-2179.

  • MPN or Model

    21FSSB

  • Schedule B
    8481.80.3030 (Butterfly type taps, cocks and valves of iron, hand operated)
  • Bolt Hole Quantity
    2 1st end
  • Valve Operation Method
    Automatic
  • Flange Shape
    Round with holes 1st end
  • Connection Type
    Flange 1st end
  • Maximum Operating Pressure
    200.0 pounds per square inch single response
  • Flange Face Design
    Raised straight 1st end
  • Material
    Steel stem
  • Material Specification
    Mil-r-15624, cl 3 military specification single material response seat
  • Style Designator
    Straight thru
Butterfly Valve

A valve that controls flow by a circular disk, or a pair of semicircular disks, attached to a common spindle or lever turning on a diametral axis.

Mechanic Bill explains Exhaust Retarder

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NSN 4820002282179

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
21FSSB Crane Co
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