System of Measurement System of Measurement |
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Diameter Diameter | Hide |
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Material Material |
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Shape Shape |
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Hardness Rating Hardness Rating |
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Mount Type Mount Type |
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 | Bolt On |
DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense AcquisitionRegulations Supplement) |
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Maximum Temperature Maximum Temperature |
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Minimum Temperature Minimum Temperature |
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Ball Material Ball Material |
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Appearance Appearance |
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Housing Material Housing Material |
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Yield Strength Yield Strength |
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Hardness Hardness |
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Number of Mounting Holes Number of Mounting Holes |
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Ball Diameter Ball Diameter |
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Housing Finish Housing Finish |
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Specifications Met Specifications Met |
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About Rubber
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About Plastic
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About Stainless Steel
More
About Carbon Steel, Alloy Steel, Spring Steel, and Cast Iron
More
Hardened Bearing-Quality 440C Stainless Steel
- Yield Strength: Not Rated
- Hardness: Rockwell C60 (Very Hard)
- Heat Treatment: Hardened
- Specifications Met: SAE AMS5630
These balls are hardened for increased wear and abrasion resistance. 440C is one of the hardest types of stainless steel after heat treating. It's often used for bearings and valves. This material maintains its corrosion resistance in temperatures up to 800° F.
For technical drawings and 3-D models, click on a part number.
Certificates with a traceable lot number are available for these products. Download certificates from ACTIVITY after your order ships.
| Dia. | Dia. Tolerance | Magnetic Properties | Pkg. Qty. | Pkg. | |
Mirror-Like | |||||
|---|---|---|---|---|---|
| 1 1/8" | -0.0005" to 0.0005" | Magnetic | 1 | 0000000 | 000000 |
Tight-Tolerance Hardened 440C Stainless Steel
With a diameter that’s held to a close tolerance, this material is hardened for increased wear and abrasion resistance. 440C is one of the hardest types of stainless steel after heat treating. This material maintains its corrosion resistance in temperatures up to 800° F.
Balls have a reflective, mirror-like appearance.
For technical drawings and 3-D models, click on a part number.
Certificates with a traceable lot number are available for these products. Download certificates from ACTIVITY after your order ships.
- Yield Strength: Not Rated
- Hardness: Rockwell C60 (Very Hard)
- Heat Treatment: Hardened
- Specifications Met: SAE AMS5630
| Dia. | Dia. Tolerance | Magnetic Properties | Pkg. Qty. | Pkg. | |
Mirror-Like | |||||
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| 1 1/8" | -0.0001" to 0.0001" | Magnetic | 1 | 0000000 | 000000 |
Corrosion-Resistant 316 Stainless Steel
The addition of molybdenum gives 316 stainless steel excellent corrosion resistance. Use it in a variety of marine and chemical-processing applications. It maintains its corrosion resistance up to the maximum temperature.
Balls have a reflective, mirror-like finish.
For technical drawings and 3-D models, click on a part number.
Certificates with a traceable lot number are available for these products. Download certificates from ACTIVITY after your order ships.
- Yield Strength: Not Rated
- Hardness:
Inch Sizes: Rockwell B90 (Medium)
Metric Sizes: Rockwell C25 (Hard) - Heat Treatment: Not Rated
- Heat Treatable: No
- Specifications Met: Not Rated
| Dia. | Dia. Tolerance | Mechanical Finish | Appearance | Max. Temp., °F | Pkg. Qty. | Pkg. | |
316 Stainless Steel | |||||||
|---|---|---|---|---|---|---|---|
Inch | |||||||
| 1 1/8" | -0.001" to 0.001" | Tumbled | Mirror-Like | 1500° | 1 | 00000000 | 000000 |
Hard Wear-Resistant 52100 Alloy Steel Balls
- Yield Strength: 295,000 psi
- Hardness: Rockwell C60 (Very Hard)
- Specifications Met: See table
Also known as chrome steel, 52100 is an extremely hard and wear-resistant material. These balls are often used in bearings.
For technical drawings and 3-D models, click on a part number.
Certificates with a traceable lot number are available for these products. Download certificates from ACTIVITY after your order ships.
| Dia. | Dia. Tolerance | Heat Treatment | Pkg. Qty. | Pkg. | |
Mirror-Like | |||||
|---|---|---|---|---|---|
| 1 1/8" | -0.0001" to 0.0001" | Hardened | 5 | 0000000 | 000000 |
Wear-Resistant Easy-to-Machine Delrin® Acetal Resin Balls
- Color: White
- Temperature Range: -20° to 180° F
- Tensile Strength: 10,000-11,000 psi (Good)
- Impact Strength: 1-1.5 ft.-lbs./in. (Poor)
- Hardness: Rockwell R120-R122 (Hard)
- For Use Outdoors: No
- Specifications Met: FDA Compliant 21 CFR 177.2480
Able to hold tight tolerances, these balls resist expanding when exposed to heat and moisture. They have a naturally slippery, wear-resistant surface. Use them for bearings and low-load rolling applications. Delrin® acetal resin is also known as acetal homopolymer.
For technical drawings and 3-D models, click on a part number.
| Dia. | Dia. Tolerance | Pkg. Qty. | Pkg. | |
Inch | ||||
|---|---|---|---|---|
| 1 1/8" | -0.002" to 0.002" | 1 | 0000000 | 00000 |
Chemical-Resistant Slippery PTFE Balls
- Color: White
- Max. Temperature: 500° F
- Tensile Strength: See Table (Poor)
- Impact Strength: 3.5 ft.-lbs./in. (Good)
- Hardness: Durometer 50D-65D (Medium Soft)
- For Use Outdoors: Yes
Offering a nonstick, slippery surface, these PTFE balls are often used as bearings and in ball valves. They offer superior chemical resistance and perform well in extreme temperatures. These balls are also excellent electrical insulators.
For technical drawings and 3-D models, click on a part number.
| Dia. | Dia. Tolerance | Tensile Strength | Pkg.Qty. | Pkg. | |
| 1 1/8" | -0.005" to 0.005" | 3,000-5,000 psi | 1 | 0000000 | 000000 |
Food Industry Abrasion-Resistant Natural Rubber Balls
FDA compliant for direct contact with food, these balls are often used to clean screens in vibrating sifters in food, beverage, and other sanitary environments. You can also use them as seals in pumps and check valves. All are made of natural rubber, which is also known as gum rubber and latex rubber.
For technical drawings and 3-D models, click on a part number.
- Color: White
- Temperature Range: 0° to 180° F
- Tensile Strength: 3,000 psi
- For Use Outdoors: No
| Dia. | Dia. Tolerance | Durometer | Specifications Met | Pkg. Qty. | Pkg. | |
| 1 1/8" | -0.115" to +0.125" | 45A (Medium Soft) | FDA Compliant 21 CFR 177.2600 | 5 | 00000000 | 00000 |
High-Strength Multipurpose Neoprene Rubber Balls
- Color: Black
- Temperature Range: 55A balls: 0° to 212° F; 70A balls: -15° to 200° F
- Tensile Strength: 55A balls: 2,000 psi; 70A balls: 3/16" dia. balls: 1,450 psi, all other sizes: 2,100 psi
- For Use Outdoors: Yes
Let these balls bounce inside of vibrating sifters for an effective screen cleaner or use them as seals in pumps and check valves. Neoprene is also called chloroprene. It offers good oil and abrasion resistance.
For technical drawings and 3-D models, click on a part number.
| Dia. | Dia. Tolerance | Durometer | Pkg. Qty. | Pkg. | |
| 1 1/8" | -0.115" to +0.125" | 55A (Medium) | 5 | 0000000 | 000000 |
Food Industry Multipurpose Neoprene Rubber Balls
- Color: White
- Temperature Range: 0° to 212° F
- Tensile Strength: 2,000 psi
- For Use Outdoors: Yes
Loosen fine particles from the grip of vibrating-sifter screens with the bounce of rubber balls. Also use them as seals in pumps and check valves. They’re made from FDA-listed materials for use with food and beverage. Neoprene is also known as chloroprene.
For technical drawings and 3-D models, click on a part number.
| Dia. | Dia. Tolerance | Durometer | Specifications Met | Pkg. Qty. | Pkg. | |
| 1 1/8" | -0.115" to +0.125" | 55A (Medium) | FDA Compliant 21 CFR 177.2600 | 5 | 00000000 | 000000 |
High-Temperature Silicone Rubber Balls
- Color: White (semi-clear)
- Temperature Range: 0° to 400° F
- Tensile Strength: 2,000 psi
- For Use Outdoors: No
Use these balls as seals in pumps and check valves, or let them bounce inside of vibrating sifters as an effective screen cleaner. Silicone, commonly called polysiloxane, offers good resistance to ozone and salt water.
For technical drawings and 3-D models, click on a part number.
| Dia. | Dia. Tolerance | Durometer | Specifications Met | Pkg. Qty. | Pkg. | |
| 1 1/8" | -0.115" to +0.125" | 35A (Soft) | FDA Compliant 21 CFR 177.2600 | 1 | 0000000 | 00000 |
Flange-Mount Ball Transfers
Steel balls are durable.
For technical drawings and 3-D models, click on a part number.
Flange | Mounting Hole | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Ball Dia. | Cap., lbs. | Ht. | Dia. | Working Orientation | Lg. | Wd. | No.of Mounting Holes | Dia. | Ctr.-to-Ctr. | Each | ||
Steel Ball | ||||||||||||
Zinc-Plated Steel Housing | ||||||||||||
| C | 1" | 150 | 1 3/16" | 1 1/8" | Ball Up, Ball Down | 2 3/4" | 2" | 2 | 7/32" | 2 3/16" | 0000000 | 00000 |