Other assumptions: Basic VFR helicopter with no optional equipment installed mature helicopter (no warranty considerations) bell list price for spare parts.
Component Overhaul Intervals (Hours) 
M/R Hub  2,500  Swashplate  2,500  K-Flex Drive Shaft  2,500 
Mast Assy  2,500  T/R Gearbox  3,500  Rotor Brake  5,000 
Transmission  3,500  T/R Hub  2,500  Starter Generator  1,000 
Freewheeling Assy  2,500 

Component Overhaul Note:  Analysis of Lead - the - Fleet performance data continues to permit extension of TBO’s beyond 2500 hours for drive train components. 
Speci.cations subject to change without notice. 
Rev. 1, June 2010  34  Bell 407 Product Speci.cation 

Limited Life Components

(1) Applies expected life limit of 39,000 RIN. DOC uses a 1/3 rd penalty of that value assuming 5 RIN per hour = 5,000 hour effective life.
Prices and hours are subject to change without notice. These data are provided for illustration purposes. Consult maintenance documents and BHT spare parts pricing for current, of. cial information.

Paint Schemes

Sample Illustrations of the
Standard Paint Schemes
are available from your
Bell Helicopter Sales Representative

Paint Selection Notes:
1.  
Color renderings (original) must be provided for any deviation to the standard schemes (all models).

2.  
Custom paint schemes to customer speci.cation are available, and a price quote will be provided on request. Please provide as much detail as possible when describing special instructions and custom paint schemes.

3.  
The danger arrow is always applied on the tail boom between the horizontal stabilizer and the tail rotor, not withstanding any other illustrations.

4.  
Unless clearly speci.ed (location, dimension, color), registration markings will be applied per FAA regulations (all models).

5.  
Metallic paint can not be applied over RADOME areas when a radar is installed.

6.  
Placement of Bell model logos is effected by individual paint schemes, and will be applied at the discretion of Bell Helicopter unless otherwise speci.ed by the customer.