R30F

For OEM & MRO Procurement
R30F
R30F Specifications Table
Ralmark Part Number Cable Size Max
(ref)
ØAØBØDEFG HBearing Part Number
Outside
Diameter
+0.000
-0.010
Groove
Diameter
+0.000
-0.010
Bore Diameter
(ref)
I.R. Width
(ref)
Groove RadiusWidth at FlangeFlange Thickness
Non-Metallic FAA-PMA ApprovalMetallicFAA-PMA ApprovalMINMAXNon-
Metallic
Metallic
R30F-1YesR30F-1AYes3/32"1.3171.0050.25000.4380.0470.0500.310+0.000
-0.035
0.310+0.000
-0.030
0.060
MIN
W4AKP4K
R30F-2YesR30F-2AYes1.7551.4430.2500P4K
R30F-3PendingR30F-3APending1.7551.4430.6250P10K
R30F-4YesR30F-4AYes2.6302.3170.2500P4K
R30F-5YesR30F-5AYes2.6302.3170.6250P10K
R30F-6YesR30F-6AYes3/16"1.7551.2550.31250.6250.0940.0970.405+0.000
-0.017
0.422+0.000
-0.027
P5K
R30F-7YesR30F-7APending3.0052.5050.422+0.000
-0.022
PD5K
R30F-8YesR30F-8AYes4.2553.755PD5K
R30F-9YesR30F-9APending5.5055.005PD5K
R30F-10YesR30F-10APending1/4"2.6302.0050.1250.1300.507+0.000
-0.017
0.507+0.000
-0.030
PD5K
R30F-11PendingR30F-11APending4.1303.5050.50000.750P8
R30F-12PendingR30F-12APending5.6305.005P8
R30F-13YesR30F-13AYes3/32"1.2500.9720.19000.2970.0520.0550.250+0.000
-0.012
0.250+0.000
-0.012
0.060
±0.006
KP3AK
R30F-14YesR30F-14APending2.5002.222KP3K
R30F-15YesR30F-15AYes3/16"2.0001.5100.25000.4840.1090.1120.422+0.000
-0.012
0.422+0.000
-0.012
0.086
±0.006
KP4K
R30F-16PendingR30F-16APending3.5003.010KP4K
R30F-17PendingR30F-17APending1/4"5.0004.3740.37500.6200.140.1450.507+0.000
-0.014
0.507+0.000
-0.014
0.092
±0.007
KP6
R30F-18PendingR30F-18AYes6.0005.374KP6

Notes

Dimensions are for size reference only. Contact Ralmark Company for more engineering detail. R30F pulleys are also available with stainless steel CRES bearings, and are designated with “C” suffix, e.g. R30F-13C. Please check our FAA-PMA page for a list of approved CRES bearing pulleys.

Materials

Non-metallic sheaves are machined from an engineered phenolic laminate exceeding the requirements of MIL-I-24768/16. Metallic sheaves are 2024-T351 aluminum alloy conforming to SAE AMS-QQ-A-225/6.

Ralmark Company is a Boeing approved OEM manufacturer for the BACP30F series of pulleys.

Ralmark Company holds FAA-PMA approval for Boeing BACP30F series pulleys. FAA/PMA designated pulleys are intended for MRO aftermarket procurement. The FAA-PMA designation is not applicable when procured for OEM or OEM new equipment sub-contractor requirements.