Hirobo® Seadu 30 Evolution Replacement RC Helicopter Parts

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

Add the quantities required for each item, then click "Add to Cart" before proceeding to the next page

Replacement Parts Price Quantity
Single Row Ball Bearings - 3x7x3 mm - Stainless Steel AISI 440C Replacement Bearing - Stainless Bearing Shielded Option

Replacement Part: S683A-ZZ-MC3 (Each)
Double shielded standard stainless steel bearing

Single Row Ball Bearings - 3x7x3 mm Unflanged - Stainless Steel AISI 440C Bearing

$3.68
160 Available Now -> Orders for more than 160 can be expected around Jul 08, 2026
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Single Row Ball Bearings - 3x7x3 mm - Chrome Steel SAE 52100 - Replaces -
BB 3-7-3
Bearing - Standard Bearing

Replacement Part: 683A-ZZ-MC3 (Each)
Double shielded standard bearing

Single Row Ball Bearings - 3x7x3 mm Unflanged - Chrome Steel SAE 52100 Bearing

$5.86
116 Available Now -> Orders for more than 116 can be expected around Jul 02, 2026
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Single Row Ball Bearings - 4x8x3 mm - Chrome Steel SAE 52100 - Replaces -
BB 4-8-3
Bearing - Economy Bearing

Replacement Part: MR84A-ZZS-ECO (PK-5)
Double shielded economy bearing

Single Row Ball Bearings - 4x8x3 mm Unflanged - Chrome Steel SAE 52100 Bearing

$3.95
33 (165 pcs) Available Now -> Orders for more than 33 can be expected around Jul 02, 2026
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Single Row Ball Bearings - 4x8x3 mm - Stainless Steel AISI 440C Replacement Bearing - Stainless Bearing Shielded Option

Replacement Part: SMR84A-ZZ-MC3 (Each)
Double shielded standard stainless steel bearing

Single Row Ball Bearings - 4x8x3 mm Unflanged - Stainless Steel AISI 440C Bearing

$6.86
163 Available Now -> Orders for more than 163 can be expected around Jul 02, 2026
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Single Row Ball Bearings - 4x9x4 mm - Stainless Steel AISI 440C Replacement Bearing - Stainless Bearing Shielded Option

Replacement Part: 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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Thrust Ball Bearings - 4x9x4 mm / 4.2 mm Grooved - Stainless Steel AISI 440C - Replaces -
BB 4-9-4
Thrust Bearing - Stainless Steel

Replacement Part: T-0040-0090-G-S440 (Each)
Thrust bearing with 2 Grooved Washers and retainerd Balls

Thrust Ball Bearings - 4x9x4 mm / 4.2 mm Grooved - Stainless Steel AISI 440C Bearing

$6.23
23 Available Now -> Orders for more than 23 can be expected around Jul 02, 2026
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Single Row Ball Bearings - 4x9x4 mm - Chrome Steel SAE 52100 - Replaces -
BB 4-9-4
Bearing - Economy Bearing

Replacement Part: 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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Single Row Ball Bearings - 5x13x4 mm - Stainless Steel AISI 440C - Ceramic Si3N4 Balls Replacement Bearing - Economy Ceramic Hybrid Bearing Shielded Option

Replacement Part: S695-CSN-ZZS-ECO (Each)
Double shielded economy ceramic-hybrid stainless steel bearing

Single Row Ball Bearings - 5x13x4 mm Unflanged - Stainless Steel AISI 440C - Ceramic Si3N4 Balls Bearing

$21.14 $25.36
Temporarily Out Of Stock -> Backorder now for delivery around Jul 16, 2026
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Single Row Ball Bearings - 5x13x4 mm - Chrome Steel SAE 52100 - Replaces -
BB 5-13-4
Bearing - Economy Bearing

Replacement Part: 695-ZZS-ECO (PK-5)
Double shielded economy bearing

Single Row Ball Bearings - 5x13x4 mm Unflanged - Chrome Steel SAE 52100 Bearing

$5.05
436 (2180 pcs) Available Now -> Orders for more than 436 can be expected around Jul 02, 2026
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Single Row Ball Bearings - 6x10x3 mm - Stainless Steel AISI 440C Replacement Bearing - Stainless Bearing Shielded Option

Replacement Part: SMR106A-ZZS-MC3 (Each)
Double shielded standard stainless steel bearing

Single Row Ball Bearings - 6x10x3 mm Unflanged - Stainless Steel AISI 440C Bearing

$7.23
206 Available Now -> Orders for more than 206 can be expected around Jul 02, 2026
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Single Row Ball Bearings - 6x10x3 mm - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Replacement Bearing - High Precision Bearing Shielded Option

Replacement Part: SMR106A-ZZS-MC34-GR7-R-G48 (Each)
Deleted Item. Available while stocks last.

Single Row Ball Bearings - 6x10x3 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing

$33.56 $86.47
28 Available Now -> Only the available quantity may be ordered online. No backorders.
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Single Row Ball Bearings - 6x10x3 mm - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Replacement Bearing - High Precision Bearing Shielded Option

Replacement Part: SMR106A-ZZS-MC34-P4P-R-AF12 (Each)
Deleted Item. Available while stocks last.

Single Row Ball Bearings - 6x10x3 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing

$33.19 $85.54
36 Available Now -> Only the available quantity may be ordered online. No backorders.
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Thrust Ball Bearings - 6x12x4.5 mm / 6.2 mm Grooved - Chrome Steel - Replaces -
BB 6-12-4.5
Thrust Bearing - Steel Retainer

Replacement Part: T-0060-0120-G (Each)
Thrust bearing with 2 Grooved Washers and retainerd Balls

Thrust Ball Bearings - 6x12x4.5 mm / 6.2 mm Grooved - Chrome Steel Bearing

$7.86
97 Available Now -> Orders for more than 97 can be expected around Jul 08, 2026
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Single Row Ball Bearings - 6x13x5 mm - Stainless Steel AISI 440C Replacement Bearing - Stainless Bearing Shielded Option

Replacement Part: S686B-ZZ-MC3 (Each)
Double shielded standard stainless steel bearing

Single Row Ball Bearings - 6x13x5 mm Unflanged - Stainless Steel AISI 440C Bearing

$4.14
300 Available Now -> Orders for more than 300 can be expected around Jul 08, 2026
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Single Row Ball Bearings - 6x13x5 mm - Chrome Steel SAE 52100 - Replaces -
BB 6-13-5
Bearing - Economy Bearing

Replacement Part: 686B-ZZ-ECO (Each)
Double shielded economy bearing

Single Row Ball Bearings - 6x13x5 mm Unflanged - Chrome Steel SAE 52100 Bearing

$0.86
Temporarily Out Of Stock -> Backorder now for delivery around Jul 02, 2026
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Single Row Ball Bearings - 8x12x3.5 mm - Stainless Steel AISI 440C Replacement Bearing - Stainless Bearing Shielded Option

Replacement Part: SMR128A-ZZS-MC3 (Each)
Double shielded standard stainless steel bearing

Single Row Ball Bearings - 8x12x3.5 mm Unflanged - Stainless Steel AISI 440C Bearing

$3.77
Temporarily Out Of Stock -> More due: Jun 21, 2026 -> Orders for more than 0 can be expected around Jul 08, 2026
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Single Row Ball Bearings - 8x12x3.5 mm - Chrome Steel SAE 52100 - Replaces -
BB 8-12-3.5
Bearing - Standard Bearing

Replacement Part: MR128A-ZZS-MC3 (Each)
Double shielded standard bearing

Single Row Ball Bearings - 8x12x3.5 mm Unflanged - Chrome Steel SAE 52100 Bearing

$3.23
52 Available Now -> Orders for more than 52 can be expected around Jul 08, 2026
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Single Row Ball Bearings - 8x16x5 mm - Chrome Steel SAE 52100 - Replaces -
BB 8-16-5
Bearing - Economy Bearing

Replacement Part: 688A-ZZS-ECO (PK-5)
Double shielded economy bearing

Single Row Ball Bearings - 8x16x5 mm Unflanged - Chrome Steel SAE 52100 Bearing

$4.86
56 (280 pcs) Available Now -> Orders for more than 56 can be expected around Jul 02, 2026
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Single Row Ball Bearings - 8x16x5 mm - Stainless Steel AISI 440C Replacement Bearing - Stainless Bearing Shielded Option

Replacement Part: S688A-ZZ-MC3 (Each)
Double shielded standard stainless steel bearing

Single Row Ball Bearings - 8x16x5 mm Unflanged - Stainless Steel AISI 440C Bearing

$4.14
269 Available Now -> Orders for more than 269 can be expected around Jul 08, 2026
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Single Row Ball Bearings - 10x19x5 mm - Stainless Steel AISI 440C - Ceramic Si3N4 Balls Replacement Bearing - Economy Ceramic Hybrid Bearing Shielded Option

Replacement Part: S6800-CSN-ZZ-ECO (Each)
Double shielded economy ceramic-hybrid stainless steel bearing

Single Row Ball Bearings - 10x19x5 mm Unflanged - Stainless Steel AISI 440C - Ceramic Si3N4 Balls Bearing

$26.95 $32.35
Temporarily Out Of Stock -> Backorder now for delivery around Jul 16, 2026
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Single Row Ball Bearings - 10x19x5 mm - Chrome Steel SAE 52100 - Replaces -
BB 10-19-5
Replacement Bearing - Standard Bearing Shielded Option

Replacement Part: 6800-ZZ (Each)
Double shielded standard bearing

Single Row Ball Bearings - 10x19x5 mm Unflanged - Chrome Steel SAE 52100 Bearing

$3.59
78 Available Now -> Orders for more than 78 can be expected around Jul 08, 2026
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