Century® Pro Master Upgrade Replacement RC Helicopter Parts

A selection of replacement parts for Century®. These parts are not original parts unless otherwise stated in the descriptions. Please check your choices thoroughly.

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Replacement Parts Price Quantity
1043322 | SMR63A-CSN-ZZS-ACO-ECO (Each) --- Single Row Ball Bearings - 3x6x2.5 mm Unflanged - Stainless Steel AISI 440C - Ceramic Si3N4 Balls Bearing Replacement Bearing - Economy Ceramic Hybrid Bearing Shielded Option
Double shielded ceramic-hybrid bearing with light anti-rust lubricant

SMR63A-CSN-ZZS-ACO-ECO (Each)
Double shielded ceramic-hybrid bearing with light anti-rust lubricant

Single Row Ball Bearings - 3x6x2.5 mm Unflanged - Stainless Steel AISI 440C - Ceramic Si3N4 Balls Bearing

$20.77 $24.93
Temporarily Out Of Stock -> Backorder now for delivery around Jul 16, 2026
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1043327 | SFMR63A-CSN-ZZ-ECO (Each) --- Single Row Ball Bearings - 3x6x2.5 mm Flanged - Stainless Steel AISI 440C - Ceramic Si3N4 Balls Bearing - Replaces -
BB 3-6-2.5
Replacement Bearing - Economy Ceramic Hybrid Bearing Shielded Option
Double shielded flanged economy ceramic-hybrid stainless steel bearing

SFMR63A-CSN-ZZ-ECO (Each)
Double shielded flanged economy ceramic-hybrid stainless steel bearing

Single Row Ball Bearings - 3x6x2.5 mm Flanged - Stainless Steel AISI 440C - Ceramic Si3N4 Balls Bearing

$21.77 $43.98
Temporarily Out Of Stock -> Backorder now for delivery around Jul 16, 2026
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Single Row Ball Bearings - 3x6x2.5 mm - Chrome Steel SAE 52100 - Replaces -
BB 3-6-2.5
Bearing - Standard Bearing
Double shielded standard bearing

MR63A-ZZ-MC3 (Each)
Double shielded standard bearing

Single Row Ball Bearings - 3x6x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing

$3.86
38 Available Now -> Orders for more than 38 can be expected around Jul 08, 2026
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Single Row Ball Bearings - 3x6x2.5 mm - Stainless Steel AISI 440C - Replaces -
BB 3-6-2.5
Replacement Bearing - Stainless Flanged Bearing Shielded Option
Double shielded flanged stainless steel bearing

SFMR63A-ZZ-MC3 (Each)
Double shielded flanged stainless steel bearing

Single Row Ball Bearings - 3x6x2.5 mm Flanged - Stainless Steel AISI 440C Bearing

$2.95 $8.22
1 Available Now -> Only the available quantity may be ordered online. No backorders.
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Single Row Ball Bearings - 4x9x4 mm - Stainless Steel AISI 440C Replacement Bearing - Stainless Bearing Shielded Option
Double shielded standard stainless steel bearing

S684A-ZZ-MC3 (Each)
Double shielded standard stainless steel bearing

Single Row Ball Bearings - 4x9x4 mm Unflanged - Stainless Steel AISI 440C Bearing

$3.77
158 Available Now -> Orders for more than 158 can be expected around Jul 08, 2026
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Single Row Ball Bearings - 4x9x4 mm - Chrome Steel SAE 52100 - Replaces -
BB 4-9-4
Bearing - Economy Bearing
Deleted Item. Available while stocks last.

684A-ZZS-ECO (PK-5)
Deleted Item. Available while stocks last.

Single Row Ball Bearings - 4x9x4 mm Unflanged - Chrome Steel SAE 52100 Bearing

$3.49 $5.89
4 (20 pcs) Available Now -> Only the available quantity may be ordered online. No backorders.
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One Way Bearings - 6.35x11.112x12.7 mm - Chrome Steel - Replaces -
BB 6.35-11.11-12.7
Roller Clutch Bearing - One Way Direction
One way direction

OW-0064-0111-0127-R (Each)
One way direction

One Way Bearings - 6.35x11.112x12.7 mm Roller - Chrome Steel Bearing

$20.05
22 Available Now -> Orders for more than 22 can be expected around Jul 02, 2026
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