Seal, Pump Shaft MPN:51-112-05
Seal, Pump Shaft
This Flowserve Seal, Pump Shaft replacement offers a narrow cross-section design for easy installation in confined spaces. Compatible with chemical and wastewater media, it can withstand temperatures from -40 to 400°F and pressures up to 150 psi. The seal's single spring is made of 316 stainless steel for durability and resistance to corrosion. Ideal for use in industrial applications, this seal replaces Grainger Seal 5P373 and meets ISO 9001 and TS16949 standards. Its compact design and high-performance features make it a reliable choice for pumps in various industries, including chemical processing, wastewater treatment, and power generation.
Top product features:
- Narrow cross-section design for easy installation and reduced clearance requirements
- Replaces traditional pump shaft seals with a mechanical shaft seal for improved performance and reliability
- Compatible with chemical and wastewater media types for use in harsh environments
Top product applications:
- Chemical Processing
- Pump shaft seal for use in chemical processing applications where high temperatures and pressures are present.
- Wastewater Treatment
Narrow Cross-section Replacement Pump Shaft Seal, For Shaft Diameter 1 1/8 in, Gasket Material Rubber, Compatible with Media Type Chemical, Wastewater, Replaces Grainger Seal 5P373, Seal Type Designation 51, Shaft Seal Type Mechanical Shaft Seal, Shut Off Pressure (Maximum) 150 psi, Spring Material 316 Stainless Steel, Spring Type Single Spring, Standards ISO 9001, TS16949, Maximum Temperature 400 Degrees F, Minimum Temperature -40 Degrees F, Working Length 1.63 in
Additional Information
- Country of Origin: MX
- Drop Ship Item: Yes
- Blind Ship Eligible: No
- LTL Freight Required: No
- Lead Time: Ships in 35 days
- Minimum Order Quantity: 1
- Unit of Measure: EA
- Package Length: 2.00
- Package Width: 2.10
- Package Height: 4.10
- Package Weight: 0.20
Product info last updated on February 16, 2026 8:56am UTC
Category: Pump Parts and Accessories