SS Ball 440C, 0.4375 in Overall Dia, PK25 MPN:20511
SS Ball 440C, 0.4375 in Overall Dia, PK25
This premium stainless steel ball, made from 440C grade steel, boasts exceptional durability and resistance to corrosion. Its polished finish provides a mirror-like appearance, while its through-hardened construction ensures a hardness of 55 HRC and 58 HRC on the Brinell and Rockwell scales, respectively. With a temperature range of -300°F to 1,200°F, this ball is ideal for use in high-temperature applications, such as aerospace and industrial machinery. Its precision fabrication and ball bearing grade make it suitable for use in precision equipment, including medical devices, automotive parts, and other applications where accuracy and reliability are paramount.
Top product features:
- Through-Hardened for increased hardness and wear resistance
- Fabrication Cold Drawn for precise diameter control
- Polished for mirror-like appearance and reduced friction
Top product applications:
- Precision Engineering
- Aerospace Industry
- Medical Devices
Stainless Steel Ball, Stainless Steel, 440C, Ball, Ball Bearing Grade 25, Outside Diameter 7/16 in, Outside Diameter Tolerance +/-0.0001 in, Fabrication Cold Drawn, Heat Treatment Through-Hardened, Heat Treatable Heat Treatable, Mechanical Finish Polished, 55 HRC Brinell Hardness, 58 HRC Rockwell Hardness, Includes Material Certificate Material Test Report, Standards ANSI/ABMA, Minimum Temperature -300 Degrees F, Maximum Temperature 1,200 Degrees F, Appearance Mirror-Like
Additional Information
- Country of Origin: CN
- Drop Ship Item: Yes
- Blind Ship Eligible: No
- LTL Freight Required: No
- Lead Time: Ships in 5 days
- Minimum Order Quantity: 1
- Unit of Measure: PK
- Package Length: 6.00
- Package Width: 6.00
- Package Height: 6.00
- Package Weight: 0.32
Product info last updated on January 27, 2026 8:56am UTC
Category: Stainless Steel