Non-metallic Gasket Dimensions for ASME/ANSI B16.5 & B16.47 Pipe Flanges
| NPS | ID | OD |
|---|---|---|
| 0.5 | 0.84 | 1.88 |
| 0.75 | 1.06 | 2.25 |
| 1 | 1.31 | 2.63 |
| 1.25 | 1.66 | 3 |
| 1.5 | 1.91 | 3.38 |
| 2 | 2.38 | 4.12 |
| 2.5 | 2.88 | 4.88 |
| 3 | 3.5 | 5.38 |
| 3.5 | 4 | 6.38 |
| 4 | 4.5 | 6.88 |
| 5 | 5.56 | 7.75 |
| 6 | 6.62 | 8.75 |
| 8 | 8.62 | 11 |
| 10 | 10.75 | 13.38 |
| 12 | 12.75 | 16.13 |
| 14 | 14 | 17.75 |
| 16 | 16 | 20.25 |
| 18 | 18 | 21.62 |
| 20 | 20 | 23.88 |
| 22¹ | 22 | 26 |
| 24 | 24 | 28.25 |
| NPS | ID | OD |
|---|---|---|
| 26 | 26 | 30.5 |
| 28 | 28 | 32.75 |
| 30 | 30 | 34.75 |
| 32 | 32 | 37 |
| 34 | 34 | 39 |
| 36 | 36 | 41.25 |
| 38 | 38 | 43.75 |
| 40 | 40 | 45.75 |
| 42 | 42 | 48 |
| 44 | 44 | 50.25 |
| 46 | 46 | 52.25 |
| 48 | 48 | 54.5 |
| 50 | 50 | 56.5 |
| 52 | 52 | 58.75 |
| 54 | 54 | 61 |
| 56 | 56 | 63.25 |
| 58 | 58 | 65.5 |
| 60 | 60 | 67.5 |
| NPS | ID | OD |
|---|---|---|
| 26 | 26 | 28.56 |
| 28 | 28 | 30.56 |
| 30 | 30 | 32.56 |
| 32 | 32 | 34.69 |
| 34 | 34 | 36.81 |
| 36 | 36 | 38.88 |
| 38 | 38 | 41.12 |
| 40 | 40 | 43.12 |
| 42 | 42 | 45.12 |
| 44 | 44 | 47.12 |
| 46 | 46 | 49.44 |
| 48 | 48 | 51.44 |
| 50 | 50 | 53.44 |
| 52 | 52 | 55.44 |
| 54 | 54 | 57.62 |
| 56 | 56 | 59.62 |
| 58 | 58 | 62.19 |
| 60 | 60 | 64.19 |
| NPS | ID | OD |
|---|---|---|
| 66¹ | 66 | 74.25 |
| 72¹ | 72 | 80.75 |
| 84¹ | 84 | 93.5 |
| 96¹ | 96 | 106.25 |
NPS = Nominal Pipe Size
ID = Inner Diameter
OD = Outer Diameter
General Note:
All dimensions are in inches.
Larger sizes as well as customized sizes can be furnished.
¹ For Reference Only:
Size NPS 22 not listed in ASME B16.21
Sizes NPS 66, 72, 84 and 96 not listed in ASME B16.47
Standards:
ASME B16.21 – Non-metallic flat gaskets for pipe flanges
ASME B16.5 – Pipe flanges and flanged fittings: NPS 1/2 through 24
ASME B16.47 – Large diameter steel flanges: NPS 26 through NPS 60 standard
No liability or guarantee for the correctness and completeness of the information provided
Behind Gasket India 'S growth and success there is years of experience working in steel industry & closely monitoring our customer's demands. Exclusive technology, certified products, high quality standards and perfect customer's services: this is Gasket India a true performer in the global market and a reliable partner for its customers.
Ratan Height A Wing, 14th floor, 1402, Gilder Lane, Opp Navjeevan Society, near Mumbai Central, 400008
gasketindia1@gmail.com
info@gasketindia.com
gasketonline1@gmail.com
+91 9930551137
+91 9082065807