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Polypropylene Balls

- Color: Semi-Clear White
- Max. Temperature:
Solid Balls: 180° F
Hollow Balls: 220° F - Tensile Strength: 2,900-5,070 psi (Poor)
- Impact Strength: 0.9 ft.-lbs./in. (Poor)
- Hardness: Rockwell R99 (Hard)
- For Use Outdoors: No
- Specifications Met: See table
Resistant to swelling when exposed to water, these balls are often used in laboratory applications.
Hollow balls float. Use them in tanks to slow evaporation and reduce heat loss.
For technical drawings and 3-D models, click on a part number.
Dia. | Dia. Tolerance | Specifications Met | Pkg. Qty. | Pkg. | |
Hollow | |||||
---|---|---|---|---|---|
0.787" | -0.010" to 0.010" | FDA Compliant 21 CFR 177.1520 | 150 | 0000000 | 000000 |
1" | -0.015" to 0.015" | FDA Compliant 21 CFR 177.1520 | 25 | 0000000 | 0000 |
1.4" | -0.015" to 0.015" | FDA Compliant 21 CFR 177.1520 | 25 | 0000000 | 0000 |
1.496" | -0.010" to 0.010" | FDA Compliant 21 CFR 177.1520 | 50 | 0000000 | 00000 |
1.969" | -0.020" to 0.020" | FDA Compliant 21 CFR 177.1520 | 40 | 0000000 | 00000 |
3.15" | -0.030" to 0.030" | FDA Compliant 21 CFR 177.1520 | 10 | 0000000 | 00000 |
3.937" | -0.050" to 0.050" | FDA Compliant 21 CFR 177.1520 | 1 | 0000000 | 0000 |
Floats for Threaded Rods

Cylindrical Polypropylene

Ball Polypropylene

Oblong Polypropylene
Connect these floats to threaded float rods (not included). Use them to replace an existing float or combine with rods and float valve bodies (not included) to build a float valve. All are for use with water.
Polypropylene floats are lightweight and have good corrosion resistance.
Cylindrical and rectangular floats are self-tapping, except 4" dia. floats have a threaded hose connection.
Polypropylene Plastic Cylindrical Floats
Slot | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Dia. | Lg. | Thread Size | Thread Type | Wd. | Lg. | Max. Pressure | Temp. Range, °F | Color | For Container Type | Each | |
1 1/2" | 2 1/2" | 8-32 | UNC | __ | __ | Not Rated | 35° to 175° | Off-White | Open Tank | 0000000 | 00000 |
1 1/2" | 3" | 6-32 / 8-32 | UNC | __ | __ | Not Rated | 35° to 175° | Off-White | Open Tank | 0000000 | 0000 |
1 1/2" | 3 3/4" | 6-32 / 8-32 | UNC | __ | __ | Not Rated | 35° to 175° | Off-White | Open Tank | 0000000 | 0000 |
1 5/8" | 5 1/4" | 8-32 | UNC | __ | __ | Not Rated | 35° to 175° | Off-White | Open Tank | 0000000 | 0000 |
2" | 3/4" | __ | __ | 1/16" | 1/4" | Not Rated | 35° to 175° | Off-White | Open Tank | 0000000 | 0000 |
2" | 3 3/4" | 8-32 | UNC | __ | __ | Not Rated | 35° to 175° | Off-White | Open Tank | 0000000 | 0000 |
2 3/4" | 1 3/4" | 8-32 | UNC | __ | __ | Not Rated | 35° to 175° | Off-White | Open Tank | 0000000 | 0000 |
2 3/4" | 1 3/4" | 1/4"-20 | UNC | __ | __ | Not Rated | 35° to 175° | Off-White | Open Tank | 0000000 | 0000 |
4" | 6" | 1/4"-20 | UNC | __ | __ | Not Rated | 35° to 175° | Off-White | Open Tank | 0000000 | 0000 |
Polypropylene Plastic Ball Floats
Dia. | Thread Size | Pipe Size | Thread Type | Max. Pressure | Temp. Range, °F | Color | Features | For Container Type | Each | |
5" | 1/4"-20 | __ | UNC | Not Rated | 35° to 175° | Black | UV Resistant | Open Tank | 0000000 | 000000 |
6" | 1/4"-20 | __ | UNC | Not Rated | 35° to 175° | Black | UV Resistant | Open Tank | 0000000 | 00000 |
6" | 5/16"-18 | __ | UNC | Not Rated | 35° to 175° | Black | UV Resistant | Open Tank | 0000000 | 00000 |
8" | __ | 3/8 | NPT | Not Rated | 35° to 175° | Black | UV Resistant | Open Tank | 0000000 | 00000 |
8" | 1/4"-20 | __ | UNC | Not Rated | 35° to 175° | Black | UV Resistant | Open Tank | 0000000 | 00000 |
8" | 5/16"-18 | __ | UNC | Not Rated | 35° to 175° | Black | UV Resistant | Open Tank | 0000000 | 00000 |
8" | 3/8"-16 | __ | UNC | Not Rated | 35° to 175° | Black | UV Resistant | Open Tank | 0000000 | 00000 |
Polypropylene Plastic Oblong Floats
Dia. | Lg. | Thread Size | Thread Type | Max. Pressure | Temp. Range, °F | Color | For Container Type | Each | |
4" | 5" | 1/4"-20 | UNC | Not Rated | 35° to 175° | Off-White | Open Tank | 0000000 | 00000 |