Search
Filters
Close

U-CUP PISTON METRIC

1.969" x 3.150" x 0.472" (50.00 mm x 80.00 mm x 12.00 mm)
H&D SKU: MUH-50X80X12PB-28
Product Availability : On Back Order
$45.13

DESCRIPTION

The PB-28 is a two-piece piston seal molded from 70A nitrile for high sealability and employs a hard nylon anti-extrusion ring as a companion piece 

This seal is typically found in Asian manufactured lift truck cylinders. 

 

SEAL INFORMATION

Material Type (Primary Seal): NITRILE 

Material Type (Support Rings): NYLON 

Durometer (Shore A): 70 

Temperature Range (F): -20 TO 220 

Max Pressure (psi): 3000 

Max Speed (ft/sec): 3.0 

Mating Surface Roughness - Ra (µm) - DYNAMIC: 0.1<>0.4 

Mating Surface Roughness - Ra (µm) - STATIC: 0.8 MAX 

Part Number Definition (Metric): MUH-(ID)X(BORE DIAMETER)X(HT)PB-28 

Additional Part Number Definition (Metric): 50 X 80 X 12 = MUH-50X80X12PB-28 

Products specifications
ID (Inch) 1.969
OD (Inch) 3.150
Height (Inch) 0.472
ID (Metric) 50.00
OD (Metric) 80.00
Height (Metric) 12.00
Alternate Product Codes