Parts Vendors: Allegheny Coupling: Belled Concentric Reducers

Pipe Size

Material

Part Number

Weight

Thickness

A

B

2 x 1 1/2

Steel

11280

.63

.0598

2 21/32

1 29/32

2 x 1 1/2

304 Stainless Steel

S11280

.63

.0598

2 21/32

1 29/32

2 x 1 1/2

316 Stainless Steel

SS11280

.63

.0598

2 21/32

1 29/32

2 1/2 x 2

Steel

20339

.7

.0598

2 21/32

1 29/32

2 1/2 x 2

304 Stainless Steel

S20339

.7

.0598

2 21/32

1 29/32

2 1/2 x 2

316 Stainless Steel

SS20339

.7

.0598

2 21/32

1 29/32

2 1/2 x 2

Aluminum

30340

.6

.125

2 21/32

1 29/32

3 x 2

Steel

20288

.9

.0598

3 17/32

2 13/32

3 x 2

304 Stainless Steel

S20288

.9

.0598

3 17/32

2 13/32

3 x 2

316 Stainless Steel

SS20288

.9

.0598

3 17/32

2 13/32

3 x 2

Aluminum

20341

.7

.125

3 17/32

2 13/32

3 x 2 1/2

Steel

20338

1

.0598

3 17/32

2 29/32

3 x 2 1/2

304 Stainless Steel

S20338

1

.0598

3 17/32

2 29/32

3 x 2 1/2

316 Stainless Steel

SS20338

1

.0598

3 17/32

2 29/32

3 x 2 1/2

Aluminum

20342

.8

.125

3 17/32

2 29/32

4 x 3

Steel

20286

1.2

.0598

4 17/32

3 17/32

4 x 3

304 Stainless Steel

S20286

1.2

.0598

4 17/32

3 17/32

4 x 3

316 Stainless Steel

SS20286

1.2

.0598

4 17/32

3 17/32

4 x 3

Aluminum

20343

1

.125

4 17/32

3 17/32

6 x 4

Steel

20289

2.1

.0747

6 43/64

4 17/32

6 x 4

304 Stainless Steel

S20289

2.1

.0747

6 43/64

4 17/32

6 x 4

316 Stainless Steel

SS20289

2.1

.0747

6 43/64

4 17/32

6 x 4

Aluminum

20344

1.6

.125

6 43/64

4 17/32