Inch Size,
Flat Idler Pulleys

FIP
wo
FIP
RoHS Compliant
  FIP

Specification
Pulley: Glass reinforced nylon plastic
One piece, precision molded concentrically around bear-
ings, +/-0.010 T.I.R.
Hub: Powdered metal
Bearings are sealed A.E.B.C.-1
Foreign bearings are standard; domestic bearings are
available upon request.
(Standard bearing number 6203-2RS)

Information
Advantages of using Flat Idler Pulleys:
Lower coefficient of friction reduces wear, increases belt life, lowers maintenance costs.
Nylon plastic resists oils, solvents, many acids, and is fully corrosion resistant.
One piece, molded construction pulleys are immune to rivet fatigue and separation that is often found in two piece metal pulleys.
See also bore, shoulder and clevis adapters, series BSCA.
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  For CAD download instructions, click
HERE
 Flat Idler Pulleys Dimensions in:

inches
(millimeters)

Part
Number
A B C D Crown
2DFIP
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1.875
(47.6)
2.000
(50.8)
.750
(19.1)
.970
(24.6)
.016
(.41)
335DFIP
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2.750
(69.9)
3.350
(85.1)
.860
(21.8)
1.050
(26.7)
.018
(.46)
350DFIP
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3.000
(76.2)
3.500
(88.9)
.730
(18.5)
1.010
(25.7)
.016
(.41)
4DFIP
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3.120
(79.2)
4.000
(101.6)
.750
(19.1)
1.130
(28.7)
.016
(.41)
412DFIP
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3.500
(88.9)
4.120
(104.6)
.750
(19.1)
.980
(24.9)
.016
(.41)
460DFIP
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4.000
(101.6)
4.600
(116.8)
.720
(18.3)
1.100
(27.9)
.016
(.41)
475DFIP
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4.000
(101.6)
4.750
(120.7)
.860
(21.8)
1.360
(34.5)
.018
(.46)
463DFIP
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4.000
(101.6)
4.630
(117.6)
1.000
(25.4)
1.180
(30)
.020
(.51)

 Standard Load Ratings
RPM Lbs.
33 1/3 1650
100 1140
300 790
600 630
1200 500
1500 465
1800 435
2400 395
3600 345
5000 310
7200 275
10000 245
12500 230