Bolt Hole Diameter
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Flange Outer Diameter
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Pipe Size
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Special Interest

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
Material: Steel
Material: Steel
Pipe Size Thickness Number of Holes Class Specification SKU Pkg Qty Price
Pipe Size Thickness Number of Holes Class Specification SKU Pkg Qty Price
1/2" 0.44" 4 150 ANSI B16.5 4210370 EA 17.02
1/2" 0.56" 4 300 ANSI B16.5 4210456 EA 20.34
3/4" 0.50" 4 150 ANSI B16.5 4210371 EA 18.33
3/4" 0.62" 4 300 ANSI B16.5 4210457 EA 22.56
1" 0.56" 4 150 ANSI B16.5 4210374 EA 16.43
1" 0.69" 4 300 ANSI B16.5 4210460 EA 18.10
1-1/4" 0.62" 4 150 ANSI B16.5 4210375 EA 21.06
1-1/4" 0.75" 4 300 ANSI B16.5 4210461 EA 27.71
1-1/2" 0.69" 4 150 ANSI B16.5 4210376 EA 17.11
1-1/2" 0.81" 4 300 ANSI B16.5 4210462 EA 21.78
2" 0.75" 4 150 ANSI B16.5 4210377 EA 24.52
2" 0.88" 8 300 ANSI B16.5 4210463 EA 27.90
2-1/2" 0.88" 4 150 ANSI B16.5 4210378 EA 33.75
2-1/2" 1.00" 8 300 ANSI B16.5 4210464 EA 46.30
3" 0.94" 4 150 ANSI B16.5 4210379 EA 45.20
3" 1.12" 8 300 ANSI B16.5 4210465 EA 65.57
4" 0.94" 8 150 ANSI B16.5 4210380 EA 48.47
4" 1.25" 8 300 ANSI B16.5 4210466 EA 74.58
5" 0.94" 8 150 ANSI B16.5 4210381 EA 56.22
5" 1.38" 8 300 ANSI B16.5 4210467 EA 115.13
6" 1.00" 8 150 ANSI B16.5 4210382 EA 79.06
6" 1.44" 12 300 ANSI B16.5 4210468 EA 151.03
8" 1.12" 8 150 ANSI B16.5 4210383 EA 109.48
8" 1.62" 12 300 ANSI B16.5 4210469 EA 226.94
10" 1.19" 12 150 ANSI B16.5 4210372 EA 190.38
10" 1.88" 16 300 ANSI B16.5 4210458 EA 375.50
12" 1.25" 12 150 ANSI B16.5 4210373 EA 197.26
12" 2.00" 16 300 ANSI B16.5 4210459 EA 443.78
Type : Lapjoint Flange
Material: Steel
Material: Steel
Pipe Size Thickness Number of Holes Class Specification SKU Pkg Qty Price
Pipe Size Thickness Number of Holes Class Specification SKU Pkg Qty Price
1/2" 0.44" 4 150 ANSI B16.5 4210412 EA 18.60
1/2" 0.56" 4 300 ANSI B16.5 4210498 EA 24.34
3/4" 0.50" 4 150 ANSI B16.5 4210413 EA 20.30
3/4" 0.62" 4 300 ANSI B16.5 4210499 EA 24.34
1" 0.56" 4 150 ANSI B16.5 4210416 EA 17.97
1" 0.69" 4 300 ANSI B16.5 4210500 EA 24.70
1-1/4" 0.62" 4 150 ANSI B16.5 4210417 EA 21.98
1-1/4" 0.75" 4 300 ANSI B16.5 4210501 EA 25.64
1-1/2" 0.69" 4 150 ANSI B16.5 4210418 EA 23.67
1-1/2" 0.81" 4 300 ANSI B16.5 4210502 EA 27.96
2" 0.75" 4 150 ANSI B16.5 4210419 EA 23.84
2" 0.88" 8 300 ANSI B16.5 4210503 EA 32.15
2-1/2" 0.88" 4 150 ANSI B16.5 4210420 EA 31.69
2-1/2" 1.00" 8 300 ANSI B16.5 4210504 EA 44.80
3" 0.94" 4 150 ANSI B16.5 4210421 EA 24.09
3" 1.12" 8 300 ANSI B16.5 4210505 EA 48.30
4" 0.94" 8 150 ANSI B16.5 4210422 EA 32.04
4" 1.25" 8 300 ANSI B16.5 4210426 EA 57.62
5" 0.94" 8 150 ANSI B16.5 4210423 EA 44.33
5" 1.38" 8 300 ANSI B16.5 4210506 EA 122.11
6" 1.00" 8 150 ANSI B16.5 4210424 EA 63.20
6" 1.44" 12 300 ANSI B16.5 4210507 EA 131.40
8" 1.12" 8 150 ANSI B16.5 4210425 EA 107.97
8" 1.62" 12 300 ANSI B16.5 4210508 EA 201.68
10" 1.19" 12 150 ANSI B16.5 4210414 EA 138.33
10" 1.88" 16 300 ANSI B16.5 4210496 EA 296.04
12" 1.25" 12 150 ANSI B16.5 4210415 EA 253.65
12" 2.00" 16 300 ANSI B16.5 4210497 EA 417.78
Type : Slip-On Flange
Material: Steel
Material: Steel
Pipe Size Thickness Number of Holes Class Specification SKU Pkg Qty Price
Pipe Size Thickness Number of Holes Class Specification SKU Pkg Qty Price
1/2" 0.44" 4 150 ANSI B16.5 4210384 EA 9.07
1/2" 0.56" 4 300 ANSI B16.5 4210470 EA 21.19
3/4" 0.50" 4 150 ANSI B16.5 4210385 EA 19.52
3/4" 0.62" 4 300 ANSI B16.5 4210471 EA 23.54
1" 0.56" 4 150 ANSI B16.5 4210388 EA 14.80
1" 0.69" 4 300 ANSI B16.5 4210474 EA 14.90
1-1/4" 0.62" 4 150 ANSI B16.5 4210389 EA 19.76
1-1/4" 0.75" 4 300 ANSI B16.5 4210475 EA 26.53
1-1/2" 0.69" 4 150 ANSI B16.5 4210390 EA 10.11
1-1/2" 0.81" 4 300 ANSI B16.5 4210476 EA 16.89
2" 0.75" 4 150 ANSI B16.5 4210391 EA 20.95
2" 0.88" 8 300 ANSI B16.5 4210477 EA 29.54
2-1/2" 0.88" 4 150 ANSI B16.5 4210392 EA 27.39
2-1/2" 1.00" 8 300 ANSI B16.5 4210478 EA 34.41
3" 0.94" 4 150 ANSI B16.5 4210393 EA 31.53
3" 1.12" 8 300 ANSI B16.5 4210479 EA 47.66
4" 0.94" 8 150 ANSI B16.5 4210394 EA 42.73
4" 1.19" 8 300 ANSI B16.5 4210480 EA 46.68
5" 0.94" 8 150 ANSI B16.5 4210395 EA 55.32
5" 1.25" 8 300 ANSI B16.5 4210481 EA 102.08
6" 1.00" 8 150 ANSI B16.5 4210396 EA 65.12
6" 1.38" 12 300 ANSI B16.5 4210482 EA 105.30
8" 1.12" 8 150 ANSI B16.5 4210397 EA 103.01
8" 1.44" 12 300 ANSI B16.5 4210483 EA 195.93
10" 1.19" 12 150 ANSI B16.5 4210386 EA 166.60
10" 1.88" 16 300 ANSI B16.5 4210472 EA 266.45
12" 1.25" 12 150 ANSI B16.5 4210387 EA 148.87
12" 2.00" 16 300 ANSI B16.5 4210473 EA 344.45
Type : Socket Weld Flange
Material: Steel
Material: Steel
Pipe Size Thickness Number of Holes Class Specification SKU Pkg Qty Price
Pipe Size Thickness Number of Holes Class Specification SKU Pkg Qty Price
1/2" 0.44" 4 150 ANSI B16.5 4210429 EA 20.47
3/4" 0.50" 4 150 ANSI B16.5 4210430 EA 23.42
3/4" 0.62" 4 300 ANSI B16.5 4210509 EA 25.45
1" 0.56" 4 150 ANSI B16.5 4210433 EA 19.49
1" 0.69" 4 300 ANSI B16.5 4210510 EA 23.45
1-1/4" 0.62" 4 150 ANSI B16.5 4210434 EA 22.74
1-1/4" 0.75" 4 300 ANSI B16.5 4210511 EA 29.34
1-1/2" 0.69" 4 150 ANSI B16.5 4210435 EA 23.42
1-1/2" 0.81" 4 300 ANSI B16.5 4210512 EA 33.25
2" 0.75" 4 150 ANSI B16.5 4210436 EA Call for Price
2" 0.88" 8 300 ANSI B16.5 4210513 EA 43.91
2-1/2" 0.88" 4 150 ANSI B16.5 4210437 EA 41.96
2-1/2" 1.00" 8 300 ANSI B16.5 4210514 EA 36.57
3" 0.94" 4 150 ANSI B16.5 4210438 EA 30.82
3" 1.12" 8 300 ANSI B16.5 4210515 EA 59.38
4" 0.94" 8 150 ANSI B16.5 4210439 EA 47.81
4" 1.25" 8 300 ANSI B16.5 4210516 EA 74.40
5" 1.38" 8 300 ANSI B16.5 4210517 EA 122.25
6" 1.00" 8 150 ANSI B16.5 4210440 EA 69.57
6" 1.44" 12 300 ANSI B16.5 4210518 EA 140.13
8" 1.12" 8 150 ANSI B16.5 4210441 EA 108.66
8" 1.62" 12 300 ANSI B16.5 4210519 EA 253.22
10" 1.19" 12 150 ANSI B16.5 4210431 EA 188.53
12" 1.25" 12 150 ANSI B16.5 4210432 EA 291.39
Type : Threaded Flange
Material: Steel
Material: Steel
Pipe Size Thickness Number of Holes Class Specification SKU Pkg Qty Price
Pipe Size Thickness Number of Holes Class Specification SKU Pkg Qty Price
1/2" 0.44" 4 150 ANSI B16.5 4210356 EA 20.86
1/2" 0.50" 4 300 ANSI B16.5 4210442 EA 19.30
3/4" 0.50" 4 150 ANSI B16.5 4210357 EA 20.28
3/4" 0.56" 4 300 ANSI B16.5 4210443 EA 19.78
1" 0.56" 4 150 ANSI B16.5 4210360 EA 19.36
1" 0.62" 4 300 ANSI B16.5 4210446 EA 20.62
1-1/4" 0.62" 4 150 ANSI B16.5 4210361 EA 29.14
1-1/4" 0.69" 4 300 ANSI B16.5 4210447 EA 28.50
1-1/2" 0.69" 4 150 ANSI B16.5 4210362 EA 23.97
1-1/2" 0.75" 4 300 ANSI B16.5 4210448 EA 32.67
2" 0.75" 4 150 ANSI B16.5 4210363 EA 26.02
2" 0.81" 8 300 ANSI B16.5 4210449 EA 28.31
2-1/2" 0.88" 4 150 ANSI B16.5 4210364 EA 34.88
2-1/2" 0.94" 8 300 ANSI B16.5 4210450 EA 29.13
3" 0.94" 4 150 ANSI B16.5 4210365 EA 36.82
3" 1.06" 8 300 ANSI B16.5 4210451 EA 59.62
4" 0.94" 8 150 ANSI B16.5 4210366 EA 61.75
4" 1.19" 8 300 ANSI B16.5 4210452 EA 74.40
5" 0.94" 8 150 ANSI B16.5 4210367 EA 91.20
5" 1.31" 8 300 ANSI B16.5 4210453 EA 112.67
6" 1.00" 8 150 ANSI B16.5 4210368 EA 51.36
6" 1.38" 12 300 ANSI B16.5 4210454 EA 169.54
8" 1.12" 8 150 ANSI B16.5 4210369 EA 149.76
8" 1.56" 12 300 ANSI B16.5 4210455 EA 277.07
10" 1.19" 12 150 ANSI B16.5 4210358 EA 251.26
10" 1.81" 16 300 ANSI B16.5 4210444 EA 288.79
12" 1.25" 12 150 ANSI B16.5 4210359 EA 350.69
12" 1.94" 16 300 ANSI B16.5 4210445 EA 349.36
Type : Weldneck Flange
Material: Steel
Material: Steel
Pipe Size Thickness Number of Holes Class Specification SKU Pkg Qty Price
Pipe Size Thickness Number of Holes Class Specification SKU Pkg Qty Price
1/2" 0.44" 4 150 ANSI B16.5 4210398 EA 24.50
1/2" 0.56" 4 300 ANSI B16.5 4210484 EA 29.51
3/4" 0.50" 4 150 ANSI B16.5 4210399 EA 24.87
3/4" 0.62" 4 300 ANSI B16.5 4210485 EA 29.51
1" 0.56" 4 150 ANSI B16.5 4210402 EA 25.72
1" 0.69" 4 300 ANSI B16.5 4210486 EA 32.32
1-1/4" 0.62" 4 150 ANSI B16.5 4210403 EA 27.12
1-1/4" 0.75" 4 300 ANSI B16.5 4210487 EA 33.90
1-1/2" 0.69" 4 150 ANSI B16.5 4210404 EA 29.08
1-1/2" 0.81" 4 300 ANSI B16.5 4210488 EA 32.18
2" 0.75" 4 150 ANSI B16.5 4210405 EA 18.98
2" 0.88" 8 300 ANSI B16.5 4210489 EA 42.30
2-1/2" 0.88" 4 150 ANSI B16.5 4210406 EA 39.33
2-1/2" 1.00" 8 300 ANSI B16.5 4210490 EA 42.30
3" 0.94" 4 150 ANSI B16.5 4210407 EA 31.82
3" 1.12" 8 300 ANSI B16.5 4210491 EA 29.42
4" 0.94" 8 150 ANSI B16.5 4210408 EA 43.42
4" 1.25" 8 300 ANSI B16.5 4210492 EA 51.43
5" 0.94" 8 150 ANSI B16.5 4210409 EA 82.28
5" 1.38" 8 300 ANSI B16.5 4210493 EA 113.01
6" 1.00" 8 150 ANSI B16.5 4210410 EA 48.27
6" 1.44" 12 300 ANSI B16.5 4210494 EA 174.62
8" 1.12" 8 150 ANSI B16.5 4210411 EA 109.37
8" 1.62" 12 300 ANSI B16.5 4210495 EA 236.46
10" 1.19" 12 150 ANSI B16.5 4210427 EA 198.52
10" 1.88" 16 300 ANSI B16.5 4210400 EA 117.42
12" 1.25" 12 150 ANSI B16.5 4210428 EA 262.38
12" 2.00" 16 300 ANSI B16.5 4210401 EA 452.50