Dimensions of Non-Metallic Flat Gaskets As Per ASME B16.21 Series A

Dimensions of Non-Metallic Flat Gaskets ASME B16.21 to be used with Raised Face flanges ASME B16.47 Series A

Non Metallic Gasket Dimensions

CLASS 150 TO 600    Size  26″  TO 60″

NPSd1d2
150#300#400#600#900#
26660775835832867
28711832899892914
30762883953946972
32813940100610031022
34864991105710541073
369141048111811181130
389651111105410731105
4010161162111411271156
4210671219116511781219
4411181276121912321270
4611681327127312891327
4812191384132413461391
5012701435137814031448
5213211492142914541499
5413721549149215181556
5614221607154315681613
5814731664159416191664
6015241715164516831721

General notes:

    1. Dimensions are in millimeters unless otherwise indicated.
    2. d2 = Outside diameter.
    3. Dimensional tolerances outside diameter: +0 / -3.0 mm.
    4. Dimensional tolerances inside diameter: ± 3.0 mm.
    5. Thickness (t) specified by customer.