Type 21E Refrigeration Seals

Mechanical SealR 7 - Type 21 Refrigeration x 7/8"

Product Code: 
S21R7


Style: Type 21 Refrigeration Series



Dimensions:

Shaft: 7/8" (22.2 mm)

Seat Bore: 38.0 mm

Seat Thickness: 10.0 mm

Working Length: 28.0 mm (As measured from the rotating face to the back of the spring, under normal compression.)



Materials:

Rubber Parts: HNBR (Hydrogenated Nitrile Butadienne Rubber)

Mechanical SealR 9 - Type 21 Refrigeration x 1-1/8"

Product Code: 
S21R9


Style: Type 21 Refrigeration Series



Dimensions:

Shaft: 1-1/8" (28.57 mm)

Seat Bore: 44.6 mm

Seat Thickness: 11.1 mm

Working Length: 31.0 mm (As measured from the rotating face to the back of the spring, under normal compression.)



Materials:

Rubber Parts: HNBR (Hydrogenated Nitrile Butadienne Rubber)

Mechanical SealR 9.5 - Type 21 Refrigeration x 1-3/16"

Product Code: 
S21R9.5


Style: Type 21 Refrigeration Series



Dimensions:

Shaft: 1-3/16" (30.16 mm)

Seat Bore: 47.5 mm

Seat Thickness: 11.1 mm

Working Length: 34.5 mm (As measured from the rotating face to the back of the spring, under normal compression.)



Materials:

Rubber Parts: HNBR (Hydrogenated Nitrile Butadienne Rubber)

Mechanical SealR10 - Type 21 Refrigeration Imperial x 1-1/4"

Product Code: 
S21R10


Style: Type 21 Refrigeration Series



Dimensions:

Shaft: 1-1/4" (31.75 mm)

Seat Bore: 48.0 mm

Seat Thickness: 10.9 mm

Working Length: 39.0 mm (As measured from the rotating face to the back of the spring, under normal compression.)



Materials:

Rubber Parts: HNBR (Hydrogenated Nitrile Butadienne Rubber)

Mechanical SealR12 - Type 21 Refrigeration x 1-1/2"

Product Code: 
S21R12


Style: Type 21 Refrigeration Series



Dimensions:

Shaft: 1-1/2" (38.1 mm)

Seat Bore: 53.5 mm

Seat Thickness: 10.9 mm

Working Length: 39.0 mm (As measured from the rotating face to the back of the spring, under normal compression.)



Materials:

Rubber Parts: HNBR (Hydrogenated Nitrile Butadienne Rubber)