BOMwiki

Main Rotor System Assembly

Sourcing — likely vendors

Real suppliers (🇮🇳 🇸🇬 🇨🇳); price, MOQ & lead time are estimates
VendorHQSpecialtyEst. unit priceMOQLead time
🇨🇳Inovance
inovance.com ↗
Shenzhen, CN Drives & motion control $195 500 units 10–14 wks
🇮🇳Sona Comstar
sonacomstar.com ↗
Gurugram, IN EV driveline & motors $170 500 units 10–14 wks
🇨🇳Broad-Ocean
broad-ocean.com ↗
Zhongshan, CN Electric motors $180 500 units 10–14 wks
nidec.com ↗ Singapore Motors — regional ops $179 500 units 10–14 wks
🇮🇳Bosch India
bosch.in ↗
Bengaluru, IN Automotive components $164 500 units 10–14 wks

Articulated four-blade main rotor driving lift and cyclic/collective control. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Build & assembly graph

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Bill of materials

5 top-level lines · 17 rows shown · 42 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 Rotor Head / Hub 6 parts helicopter-rotor-head 1 22 assembly
1.1 Hub Body (Titanium Forging) helicopter-hub-body 1 part
1.2 Flap Hinge helicopter-flap-hinge 4 part
1.3 Lead-Lag Hinge helicopter-lead-lag-hinge 4 part
1.4 Lead-Lag Damper helicopter-lead-lag-damper 4 part
1.5 Ball Bearing ball-bearing 8 part
1.6 Fastener Set fastener-set 1 part
2 Rotor Mast helicopter-rotor-mast 1 part
3 Swashplate Assembly 3 parts helicopter-swashplate 1 3 assembly
3.1 Swashplate Plate Pair helicopter-swashplate-plate 1 part
3.2 Ball Bearing ball-bearing 1 part
3.3 Oil Seal oil-seal 1 part
4 Pitch Link helicopter-pitch-link 4 part
5 Main Rotor Blade 3 parts helicopter-main-blade 4 3 assembly
5.1 Blade Spar helicopter-blade-spar 4 part
5.2 Blade Skin / Aerofoil helicopter-blade-skin 4 part
5.3 Fastener Set fastener-set 4 part

Used in 1 assembly