Pipe Size
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Flange Outer Diameter
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Bolt Hole Diameter
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Pipe Flanges

A pipe flange is an external or internal rib or rim, used either to add strength or to hold something in place.


Type : Blind Flange
Pipe Size Thickness Number of Holes Class Specification SKU Price/UOM
Pipe Size Thickness Number of Holes Class Specification SKU Price/UOM
Material Steel
Material Steel
1/2" 0.44" 4 150 ANSI B16.5 4210370 21.06/EA
1/2" 0.56" 4 300 ANSI B16.5 4210456 27.37/EA
3/4" 0.50" 4 150 ANSI B16.5 4210371 21.11/EA
3/4" 0.62" 4 300 ANSI B16.5 4210457 27.37/EA
1" 0.56" 4 150 ANSI B16.5 4210374 24.29/EA
1" 0.69" 4 300 ANSI B16.5 4210460 27.37/EA
1-1/4" 0.62" 4 150 ANSI B16.5 4210375 23.89/EA
1-1/4" 0.75" 4 300 ANSI B16.5 4210461 27.71/EA
1-1/2" 0.69" 4 150 ANSI B16.5 4210376 26.32/EA
1-1/2" 0.81" 4 300 ANSI B16.5 4210462 32.48/EA
2" 0.75" 4 150 ANSI B16.5 4210377 23.99/EA
2" 0.88" 8 300 ANSI B16.5 4210463 30.99/EA
2-1/2" 0.88" 4 150 ANSI B16.5 4210378 31.59/EA
2-1/2" 1.00" 8 300 ANSI B16.5 4210464 51.22/EA
3" 0.94" 4 150 ANSI B16.5 4210379 46.69/EA
3" 1.12" 8 300 ANSI B16.5 4210465 59.66/EA
4" 0.94" 8 150 ANSI B16.5 4210380 41.39/EA
4" 1.25" 8 300 ANSI B16.5 4210466 76.99/EA
5" 0.94" 8 150 ANSI B16.5 4210381 38.49/EA
5" 1.38" 8 300 ANSI B16.5 4210467 115.13/EA
6" 1.00" 8 150 ANSI B16.5 4210382 64.49/EA
6" 1.44" 12 300 ANSI B16.5 4210468 151.03/EA
8" 1.12" 8 150 ANSI B16.5 4210383 158.50/EA
8" 1.62" 12 300 ANSI B16.5 4210469 264.77/EA
10" 1.19" 12 150 ANSI B16.5 4210372 216.34/EA
10" 1.88" 16 300 ANSI B16.5 4210458 443.78/EA
12" 1.25" 12 150 ANSI B16.5 4210373 299.97/EA
12" 2.00" 16 300 ANSI B16.5 4210459 443.78/EA
Type : Lapjoint Flange
Pipe Size Thickness Number of Holes Class Specification SKU Price/UOM
Pipe Size Thickness Number of Holes Class Specification SKU Price/UOM
Material Steel
Material Steel
1/2" 0.44" 4 150 ANSI B16.5 4210412 18.60/EA
1/2" 0.56" 4 300 ANSI B16.5 4210498 24.34/EA
3/4" 0.50" 4 150 ANSI B16.5 4210413 20.30/EA
3/4" 0.62" 4 300 ANSI B16.5 4210499 24.34/EA
1" 0.56" 4 150 ANSI B16.5 4210416 20.96/EA
1" 0.69" 4 300 ANSI B16.5 4210500 24.70/EA
1-1/4" 0.62" 4 150 ANSI B16.5 4210417 21.98/EA
1-1/4" 0.75" 4 300 ANSI B16.5 4210501 25.64/EA
1-1/2" 0.69" 4 150 ANSI B16.5 4210418 23.67/EA
1-1/2" 0.81" 4 300 ANSI B16.5 4210502 27.96/EA
2" 0.75" 4 150 ANSI B16.5 4210419 23.84/EA
2" 0.88" 8 300 ANSI B16.5 4210503 32.15/EA
2-1/2" 0.88" 4 150 ANSI B16.5 4210420 31.69/EA
2-1/2" 1.00" 8 300 ANSI B16.5 4210504 44.80/EA
3" 0.94" 4 150 ANSI B16.5 4210421 33.62/EA
3" 1.12" 8 300 ANSI B16.5 4210505 48.30/EA
4" 0.94" 8 150 ANSI B16.5 4210422 52.22/EA
4" 1.25" 8 300 ANSI B16.5 4210426 67.22/EA
5" 0.94" 8 150 ANSI B16.5 4210423 56.98/EA
5" 1.38" 8 300 ANSI B16.5 4210506 122.11/EA
6" 1.00" 8 150 ANSI B16.5 4210424 66.63/EA
6" 1.44" 12 300 ANSI B16.5 4210507 131.40/EA
8" 1.12" 8 150 ANSI B16.5 4210425 110.60/EA
8" 1.62" 12 300 ANSI B16.5 4210508 201.68/EA
10" 1.19" 12 150 ANSI B16.5 4210414 138.33/EA
10" 1.88" 16 300 ANSI B16.5 4210496 296.04/EA
12" 1.25" 12 150 ANSI B16.5 4210415 253.65/EA
12" 2.00" 16 300 ANSI B16.5 4210497 417.78/EA
Type : Slip-On Flange
Pipe Size Thickness Number of Holes Class Specification SKU Price/UOM
Pipe Size Thickness Number of Holes Class Specification SKU Price/UOM
Material Steel
Material Steel
1/2" 0.44" 4 150 ANSI B16.5 4210384 19.26/EA
1/2" 0.56" 4 300 ANSI B16.5 4210470 22.34/EA
3/4" 0.50" 4 150 ANSI B16.5 4210385 19.52/EA
3/4" 0.62" 4 300 ANSI B16.5 4210471 23.54/EA
1" 0.56" 4 150 ANSI B16.5 4210388 20.03/EA
1" 0.69" 4 300 ANSI B16.5 4210474 25.68/EA
1-1/4" 0.62" 4 150 ANSI B16.5 4210389 20.34/EA
1-1/4" 0.75" 4 300 ANSI B16.5 4210475 26.53/EA
1-1/2" 0.69" 4 150 ANSI B16.5 4210390 20.99/EA
1-1/2" 0.81" 4 300 ANSI B16.5 4210476 27.73/EA
2" 0.75" 4 150 ANSI B16.5 4210391 19.79/EA
2" 0.88" 8 300 ANSI B16.5 4210477 33.98/EA
2-1/2" 0.88" 4 150 ANSI B16.5 4210392 34.23/EA
2-1/2" 1.00" 8 300 ANSI B16.5 4210478 36.29/EA
3" 0.94" 4 150 ANSI B16.5 4210393 28.49/EA
3" 1.12" 8 300 ANSI B16.5 4210479 50.69/EA
4" 0.94" 8 150 ANSI B16.5 4210394 35.89/EA
4" 1.19" 8 300 ANSI B16.5 4210480 78.55/EA
5" 0.94" 8 150 ANSI B16.5 4210395 46.79/EA
5" 1.25" 8 300 ANSI B16.5 4210481 102.08/EA
6" 1.00" 8 150 ANSI B16.5 4210396 60.79/EA
6" 1.38" 12 300 ANSI B16.5 4210482 104.09/EA
8" 1.12" 8 150 ANSI B16.5 4210397 136.67/EA
8" 1.44" 12 300 ANSI B16.5 4210483 195.93/EA
10" 1.19" 12 150 ANSI B16.5 4210386 166.60/EA
10" 1.88" 16 300 ANSI B16.5 4210472 266.45/EA
12" 1.25" 12 150 ANSI B16.5 4210387 232.74/EA
12" 2.00" 16 300 ANSI B16.5 4210473 344.45/EA
Type : Socket Weld Flange
Pipe Size Thickness Number of Holes Class Specification SKU Price/UOM
Pipe Size Thickness Number of Holes Class Specification SKU Price/UOM
Material Steel
Material Steel
1/2" 0.44" 4 150 ANSI B16.5 4210429 22.27/EA
3/4" 0.50" 4 150 ANSI B16.5 4210430 23.16/EA
3/4" 0.62" 4 300 ANSI B16.5 4210509 27.83/EA
1" 0.56" 4 150 ANSI B16.5 4210433 22.38/EA
1" 0.69" 4 300 ANSI B16.5 4210510 27.83/EA
1-1/4" 0.62" 4 150 ANSI B16.5 4210434 22.74/EA
1-1/4" 0.75" 4 300 ANSI B16.5 4210511 32.09/EA
1-1/2" 0.69" 4 150 ANSI B16.5 4210435 28.07/EA
1-1/2" 0.81" 4 300 ANSI B16.5 4210512 39.34/EA
2" 0.75" 4 150 ANSI B16.5 4210436 29.67/EA
2" 0.88" 8 300 ANSI B16.5 4210513 38.42/EA
2-1/2" 0.88" 4 150 ANSI B16.5 4210437 37.71/EA
2-1/2" 1.00" 8 300 ANSI B16.5 4210514 44.43/EA
3" 0.94" 4 150 ANSI B16.5 4210438 42.83/EA
3" 1.12" 8 300 ANSI B16.5 4210515 59.38/EA
4" 0.94" 8 150 ANSI B16.5 4210439 54.38/EA
4" 1.25" 8 300 ANSI B16.5 4210516 86.80/EA
5" 1.38" 8 300 ANSI B16.5 4210517 122.25/EA
6" 1.00" 8 150 ANSI B16.5 4210440 89.76/EA
6" 1.44" 12 300 ANSI B16.5 4210518 140.13/EA
8" 1.12" 8 150 ANSI B16.5 4210441 118.53/EA
8" 1.62" 12 300 ANSI B16.5 4210519 253.22/EA
10" 1.19" 12 150 ANSI B16.5 4210431 172.14/EA
12" 1.25" 12 150 ANSI B16.5 4210432 291.39/EA
Type : Threaded Flange
Pipe Size Thickness Number of Holes Class Specification SKU Price/UOM
Pipe Size Thickness Number of Holes Class Specification SKU Price/UOM
Material Steel
Material Steel
1/2" 0.44" 4 150 ANSI B16.5 4210356 26.99/EA
1/2" 0.50" 4 300 ANSI B16.5 4210442 28.11/EA
3/4" 0.50" 4 150 ANSI B16.5 4210357 25.58/EA
3/4" 0.56" 4 300 ANSI B16.5 4210443 28.11/EA
1" 0.56" 4 150 ANSI B16.5 4210360 26.99/EA
1" 0.62" 4 300 ANSI B16.5 4210446 32.47/EA
1-1/4" 0.62" 4 150 ANSI B16.5 4210361 28.41/EA
1-1/4" 0.69" 4 300 ANSI B16.5 4210447 31.98/EA
1-1/2" 0.69" 4 150 ANSI B16.5 4210362 25.39/EA
1-1/2" 0.75" 4 300 ANSI B16.5 4210448 34.86/EA
2" 0.75" 4 150 ANSI B16.5 4210363 27.69/EA
2" 0.81" 8 300 ANSI B16.5 4210449 40.46/EA
2-1/2" 0.88" 4 150 ANSI B16.5 4210364 33.79/EA
2-1/2" 0.94" 8 300 ANSI B16.5 4210450 53.79/EA
3" 0.94" 4 150 ANSI B16.5 4210365 38.49/EA
3" 1.06" 8 300 ANSI B16.5 4210451 61.59/EA
4" 0.94" 8 150 ANSI B16.5 4210366 63.79/EA
4" 1.19" 8 300 ANSI B16.5 4210452 86.80/EA
5" 0.94" 8 150 ANSI B16.5 4210367 91.20/EA
5" 1.31" 8 300 ANSI B16.5 4210453 112.67/EA
6" 1.00" 8 150 ANSI B16.5 4210368 112.17/EA
6" 1.38" 12 300 ANSI B16.5 4210454 169.54/EA
8" 1.12" 8 150 ANSI B16.5 4210369 149.76/EA
8" 1.56" 12 300 ANSI B16.5 4210455 277.07/EA
10" 1.19" 12 150 ANSI B16.5 4210358 251.26/EA
10" 1.81" 16 300 ANSI B16.5 4210444 288.79/EA
12" 1.25" 12 150 ANSI B16.5 4210359 350.69/EA
12" 1.94" 16 300 ANSI B16.5 4210445 349.36/EA
Type : Weldneck Flange
Pipe Size Thickness Number of Holes Class Specification SKU Price/UOM
Pipe Size Thickness Number of Holes Class Specification SKU Price/UOM
Material Steel
Material Steel
1/2" 0.44" 4 150 ANSI B16.5 4210398 24.50/EA
1/2" 0.56" 4 300 ANSI B16.5 4210484 29.51/EA
3/4" 0.50" 4 150 ANSI B16.5 4210399 24.87/EA
3/4" 0.62" 4 300 ANSI B16.5 4210485 29.51/EA
1" 0.56" 4 150 ANSI B16.5 4210402 25.72/EA
1" 0.69" 4 300 ANSI B16.5 4210486 29.41/EA
1-1/4" 0.62" 4 150 ANSI B16.5 4210403 27.12/EA
1-1/4" 0.75" 4 300 ANSI B16.5 4210487 33.90/EA
1-1/2" 0.69" 4 150 ANSI B16.5 4210404 29.08/EA
1-1/2" 0.81" 4 300 ANSI B16.5 4210488 36.73/EA
2" 0.75" 4 150 ANSI B16.5 4210405 34.23/EA
2" 0.88" 8 300 ANSI B16.5 4210489 42.30/EA
2-1/2" 0.88" 4 150 ANSI B16.5 4210406 39.33/EA
2-1/2" 1.00" 8 300 ANSI B16.5 4210490 48.28/EA
3" 0.94" 4 150 ANSI B16.5 4210407 50.12/EA
3" 1.12" 8 300 ANSI B16.5 4210491 61.11/EA
4" 0.94" 8 150 ANSI B16.5 4210408 62.86/EA
4" 1.25" 8 300 ANSI B16.5 4210492 93.79/EA
5" 0.94" 8 150 ANSI B16.5 4210409 82.28/EA
5" 1.38" 8 300 ANSI B16.5 4210493 113.01/EA
6" 1.00" 8 150 ANSI B16.5 4210410 96.56/EA
6" 1.44" 12 300 ANSI B16.5 4210494 174.62/EA
8" 1.12" 8 150 ANSI B16.5 4210411 150.18/EA
8" 1.62" 12 300 ANSI B16.5 4210495 236.46/EA
10" 1.19" 12 150 ANSI B16.5 4210427 198.52/EA
10" 1.88" 16 300 ANSI B16.5 4210400 338.58/EA
12" 1.25" 12 150 ANSI B16.5 4210428 319.43/EA
12" 2.00" 16 300 ANSI B16.5 4210401 452.50/EA