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Float Buoyancy Specifications

Bob® R440 Series Copper Floats (Spherical)
Float Diameter Buoyancy in Lbs. Weight in Lbs.
2" .23 .16
3" .34 .19
4" .80 .38
5" 1.73 .56
6" 3.26 .69
7" 5.72 1.38
8" 8.03 1.94
10" 16.66 3.25
12" 28.38 4.50

Other Bob® Copper Floats

Model Buoyancy in Ounces (Lbs) Weight in Ounces
RM183 (Cylindrical) 4.80 (.30) 1.55
RM141 (Oval) 35.00 (2.19) 9.58

Bob® R1340 Series Stainless Steel Floats (Spherical)
Float Diameter Buoyancy in Lbs. Weight in Lbs.
2" .14 .16
3" .21 .19
4" .65 .44
5" 1.55 .81
6" 2.15 1.19
7" 3.09 1.75
8" 6.44 1.81
10" 11.63 7.19
12" 22.25 9.75

Bob® PF Series Polypropylene Floats

Model Buoyancy in Ounces (Lbs) Weight in Ounces
PF5 (Spherical) 34.70 (2.17) 2.80
PF6 (Spherical) 61.00 (3.81) 4.50
PF8 (Spherical) 158.00 (9.87) 16.00
PF21 (Lux) 9.23 1.10
PF22 (Mini Lux) 6.47 .75
PF22B (Mini Lux)
Blow Mold Polyethylene		 6.47 .75
PF23 (Cylindrical) 5.04 .73
PF24 (Pan) 5.27 .89
PF26 (Cylindrical) 3.26 .73
PF29 (Cylindrical) 2.14 .50

PF29S (Cylindrical)

 2.78 .53

PF30 (Flat)

 4.26 .78

PF31 (Cylindrical)

 5.68 .91
PF33 (Square) 1.73 .40
PF36 (Micro Pan) 1.00 .40
PF36-1 (Micro Pan) 2.69 .50
PF45 (Oval) 24.30 (1.52) 2.50

PF46 Cylindrical)

 39.10 (2.44) 4.10
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