Seal Pump Shaft MPN:21-050-43

Rotary unit has a crimped head to withstand higher pressures and shaft speeds; stays in-place during installation and protects against being dislodged by foreign material. Hex-torque drive system provides longer seal life and helps reduce wear on shaft. Offers dependable sealing in mechanical pumps up to 250 psi. Hex-shaped outer shell reduces stress on components. Type 31 O-ring mount.

Technical Specifications

• Item Replacement Pump Shaft Seal
• Seal Type 21
• Shaft Size (In.) 1/2 in
• Nominal Working Length (In.) 0.75 in
• Seat Bore 0.934 in
• Seat Thickness 0.237 in
• Material Content Code BCFJF
• Standard Industry Seal Number 392
• Replacement For US Seal Type C, Crane Type 21 and Sealol Type 43. Type 31 O-ring Mount, 1R316, 5NC05, 1R307 and 1R301 Need no Spring Retainer

Manufacturer Details

• Manufacturer: Flowserve
• Condensed Mfg Number: 2105043
• MPN: 21-050-43

Label Details

• Hazardous Material: N
• Green Material Flag: N
• Country of Origin: MX
• CA Prop 65 Wht Label: N

Classification Details

• Harmonization Code: 8413919096
• GDS Category Name: Centrifugal Pump Shaft Seals and Sleeves
• GDS Family Name: Centrifugal Pumps
• GDS Segment Name: Pumps
• UNSPSC: 31181604
• UNSPSC Class ID: 16
• UNSPSC Commodity Name: Seals
• UNSPSC Commodity ID: 04
• UNSPSC Commodity Name: Seal mechanical
• UNSPSC Family ID: 18
• UNSPSC Family Name: Gaskets and seals
• UNSPSC Segment ID: 31
• UNSPSC Segment Name: Manufacturing Components and Supplies

Shipping Details

• Not For Sale In: HI AK PR