Parts Vendors: Allegheny Coupling: Aluminum Reducing Flanges - Concentric

Pipe Size

Material

Part Number

Weight

I.D.

O.D.

B.C.

No. of Holes

3 x 2

Aluminum

41002B

.7

2 7/16

5 5/8

4 7/8

8

3 x 2 1/2

Aluminum

41002C

.8

2 15/16

5 5/8

4 7/8

8

4 x 3

Aluminum

41002D

.9

3 9/16

6 5/8

5 7/8

8

6 x 4

Aluminum

41002F

1.3

4 9/16

9

8 1/8

12