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Bob®
Polypropylene Floats
Poly Floats
Bob® PF Series Polypropylene Floats

  • Corrosion Resistant
  • Lightweight
  • Female Thread Spud Connection (For Male Thread on Stem)
  • Slotted models for Push-On Stem
  • Suitable for broad range of Destructive Fluids
  • Standard color is Natural.  PF5, PF6, and PF8 are Black UV Resistant
  • PF8 (8"dia) is available with through hole
  • Made in USA
  • For open tank service only
  • 175 Degrees F Max.
  • Made in USA
  • * Some models can be weighted per requirement
  • ** Some models with Universal Connection, 6-32 and 8-32

Model Dimensions Diameter Female
Spud
Buoyancy
in Ounces
(Lbs)
Weight
in Ounces
PF5 (Spherical) 5" Dia. 1/4-20 34.70 (2.17) 2.80
PF6 (Spherical) 6" Dia. 1/4-20 61.00 (3.81) 4.50
PF6-7 (Spherical) 6" Dia. 5/16-18 61.00 (3.81) 4.50
PF8 (Spherical) 8" Dia. 3/8" FIP 158.00 (9.87) 16.00
PF8-1 (Spherical) 8" Dia. 1/4-20 158.00 (9.87) 16.00
PF8-2 (Spherical) 8" Dia. 3/8-16 158.00 (9.87) 16.00
PF8-7 (Spherical) 8" Dia. 5/16-18 158.00 (9.87) 16.00
The PF8 8" diameter model can be made with through holes to fit these rod sizes.
  • All through hole models are special order w/extended lead time
  • Special orders are non-returnable, non-cancelable
  • Made in USA
Model Fits Rod
Diameter
Hole
Size
Female
Spud
Buoyancy
in Ounces
(Lbs)
Weight
in Ounces
PF8-SR250
(Spherical)
1/4" .300" 3/8" FIP 144.00 (9) 16.00
PF8-SR375
(Spherical)
3/8" .406" 3/8" FIP 144.00 (9) 16.00
PF8-SR500
(Spherical)
1/2" .550" 3/8" FIP 144.00 (9) 16.00
PF8-SR625
(Spherical)
5/8" .656" No Spud 144.00 (9) 16.00
PF8-SR750
(Spherical)
3/4" .812" No Spud 144.00 (9) 16.00
PF8-SR875
(Spherical)
7/8" .921" No Spud 144.00 (9) 16.00

Model

Dimensions

Diameter

Female
Spud

Buoyancy
in Ounces

Weight
in Ounces

PF21 (Lux) Length 3.75"

Width 2.625"

Height 2.25"

8-32 9.23 1.10
PF21-1 (Lux) Length 3.75"

Width 2.625"

Height 2.25"

1/4-20 9.23 1.10

Model

Dimensions

Diameter

Female
Spud

Buoyancy
in Ounces

Weight
in Ounces

PF22 (Mini Lux)
Internal Spud Polypropylene
Length 3.75"

Width 2.625"

Height 1.437"

** 6.47 .75
PF22B (Mini Lux)
External Spud
Blow Mold Polyethylene
Length 3.75"

Width 2.625"

Height 1.437"

** 6.47 .75
** Universal 6-32 and 8-32 connection.

Model

Dimensions

Diameter

Female
Spud

Buoyancy
in Ounces

Weight
in Ounces

PF23 (Cylindrical) Length 5.25" 1.5" ** 5.04 .73
** Universal 6-32 and 8-32 connection.

Model

Dimensions

Diameter

Female
Spud

Buoyancy
in Ounces

Weight
in Ounces

PF24 (Pan) Height 1.75" 2.75" 8-32 5.27 .89
PF24-5 (Pan) Height 1.75" 2.75" 1/4-20 5.27 .89

Model

Dimensions

Diameter

Female
Spud

Buoyancy
in Ounces

Weight
in Ounces

*PF26 (Cylindrical) Length 3.75" 1.5" ** 3.26 .73
* Can be weighted per requirements.
** Universal 6-32 and 8-32 connection.

Model

Dimensions

Diameter

Female
Spud

Buoyancy
in Ounces

Weight
in Ounces

PF29 (Cylindrical) 2.625" 1.5" 8-32 2.14 .50

PF29-1 (Cylindrical)

2.625" 1.5" Slotted (Push On) 2.14 .50
PF29S (Cylindrical) 3" 1.5" 8-32 2.78 .53
PF29S-1 (Cylindrical) 3" 1.5" Slotted (Push On) 2.78 .53

Model

Dimensions

Diameter

Female
Spud

Buoyancy
in Ounces

Weight
in Ounces

PF30

(Flat Rectangle)

Length 2.25"

Width 3.375

Height 1"

8-32 4.26 .78

Model

Dimensions

Diameter

Female
Spud

Buoyancy
in Ounces

Weight
in Ounces

*PF31 (Cylindrical)

Length 3.75" 2" 8.32 5.68 .91
* Can be weighted per requirements.

Model

Dimensions

Diameter

Female
Spud

Buoyancy
in Ounces

Weight
in Ounces

PF33

(Square Profile)

Length 2.75"

Width 1.25"

Height 1.25"

Slotted (Push On) 1.73 .40

Model

Dimensions

Diameter

Female
Spud

Buoyancy
in Ounces

Weight
in Ounces

PF36 (Micro Pan) Height 0.75" 2" 6-32 1.00 .40
PF36-1 (Micro Pan) Height 1.437" 2" 6-32 2.69 .50

Model

Dimensions

Diameter

Female
Spud

Buoyancy
in Ounces
(Lbs)
Weight
in Ounces
PF45 (Oval) Length 5" 4" 1/4-20 24.30 (1.52) 2.50

Model

Dimensions

Diameter

Female
Spud

Buoyancy
in Ounces
(Lbs)
Weight
in Ounces

PF46 Cylindrical)

6" 4" 1/4-20 39.10 (2.44) 4.10
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