Shop by Make & Model

212/412 Tail Rotor Gearbox Wrench

Used to torque check the bottom nut of the tail rotor gearbox without removing the driveshaft.

407 Tail Rotor Gearbox Output Shaft Collet Assembly

Used to check bevel gear backlash   Bell P/N T103217

407 Tail Rotor Gearbox Input Pinion Duplex Bearing Work Aid

Used to remove the duplex bearing from the input pinion of the tail rotor gearbox.   Bell P/N T103344

407 Tail Rotor Gearbox Work Aids #1-8

Work Aids 1-8 for the 407 tail rotor gearbox

206/505 Tail Rotor Static Balance Kit

Static balancing kit for the Bell 206 and 505. This balancing kit is similar to our main rotor kit in that it is hung and not on a table top. 

429 Tail Rotor Driveshaft Hangar Bearing Accelerometer Mount

Accelerometer mount for driveshaft hangar bearings.

407 Tail Rotor Gearbox Wear Sleeve Installation Tool

Used to install the wear sleeve on the output shaft of the tail rotor gearbox. Bell P/N T103303

407 Tail Rotor Gearbox Input Duplex Bearing Nut Lip Seal Tool

This tool is used to remove and install the lip seal on the duplex bearing nut on the input of the tail rotor gearbox. Bell P/N 427-240-155-101   For Carbon Seals click here  

407 Tail Rotor Gearbox Output Shaft Pusher

Used for the installation of the tail rotor gearbox output shaft Bell P/N T103320

407 Tail Rotor Gearbox Input Duplex Bearing Nut Carbon Seal Tool

This tool is used to remove and install the CARBON seal on the duplex bearing nut on the input of the tail rotor gearbox. Bell P/N T103219

407 Tail Rotor Driveshaft Work Aid Kit

This kit contains the following items: Step Plate OTC 8068 Step Plate OTC 8062 Puller OTC 1025 And 4 pressing work aids  

Oil Can Dust Cap

Instead of using a latex glove, we have all seen it, you can now save that half used can of oil with these caps specifically made for the quart cans. The Dust Cap protects your oil cans against dust, dirt and debris It saves money on leftover oil,...

206/505 Transmission & Tail Rotor Gearbox Input Pinion Remover

206/505 Transmission And Tail Rotor Gearbox Input Pinion Remover Bell P/N T101507

407 Tail Rotor Gearbox And Swashplate Vise Mount

This fixture is made to hold both the tail rotor gearbox and the swashplate in a vise. Bell P/N T103220 Tail Rotor Gearbox Work Aid #5 Swashplate Work Aid #1

212/412/205 Tail Rotor Driveshaft Coupling Work Aid

212-412 Repack Tool C-shaped part used to be 3D printed. We have had feedback that the 3D printed part is breaking under pressure. Contact us if you need replacement. We will be sending out replacements soon. (June 10, 2024)

206/505 Tail Rotor Gearbox Pinion Bearing Work Aid

Used to install the bearings on the input pinion of the tail rotor gearbox. Input pinion definitely not included for this price. Helitools P/N 206-TRDS-F-02

206/407/505 Tail Rotor Gearbox Backlash Spline Wrench

This spline wrench is used to measure backlash on the tail rotor gearbox and also to clamp into a vice.   Helitools P/N 206-TRGB-OH-03 Bell P/N T101511

407 Tail Rotor Driveshaft Hanger Bearing Disassembly Work Aid

Provides support to hanger bearing housing while pushing out bearing with arbor press

206/407 Oil Cooler Blower Shaft Spline Wear Pins

These are used to measure the wear on the oil cooler blower drive shaft splines. You get 2 each 0.1080" pins and 2 ea 0.1200" pins Click here for a selection of different size pins

Bolt Extractor

This work aid lets you apply pressure to the bolt while applying penetrating lube. Once the bolt pops loose it can easily be removed. Pressure is applied to the bolt and not to the tail boom fitting. Cracked fittings require tail boom removal at lots of...

206 Transmission Input Flange Wrench

T101555 transmission input flange wrench for the 206.

206/407/505 Oil Cooler Blower Driveshaft Spanner Wrench

Wrench to get off the spanner nut on the oil cooler blower. The L-model wrench will also work on the 407.

206 Oil Cooler Blower Driveshaft Spanner Socket

A better fitting work aid to remove the oil cooler blower driveshaft spanner nut.

206 Air Conditioner Pulley Wrench

This air conditioner pulley wrench avoids elongating the pin hole when using a pin spanner, plus it stays in place when torquing.

206/505 Tail Rotor Gearbox Spanner Nut Wrench

Used to remove or install the locknut on the input side of the tailrotor gearbox. Easier to use than the AN8514-1 spanner wrench.   Helitools P/N 206-TRGB-F-01   As seen with 206/407/505 Tail Rotor Gearbox Backlash Spline Wrench

Bell Sight Glass Remover

Work aid to remove the round Bell sight glass.

Jackscrews 1/4" 28 - 3pcs

Use these on transmission input quills, freewheeling unit, tailrotor gearbox, or any component requiring 1/4" 28 jackscrews. T101308

206 Tail Rotor Gearbox Vise Mount

Mount tail rotor gearbox to shop vise for assembly, disassembly, repairs and backlash check.

212/412 Tail Rotor and IGB Drain

205/212/412 90* and 42* gearbox drain.

222/230/430 Tail Rotor G/box Drain

Tail rotor gearbox drain for all the variations of the 222 airframe as it progressed to the 430.Typical drain with the 7 ft hose.

407 Tail Rotor Gearbox Drain

Tail rotor gearbox drain with a 7 foot hose. Bell P/N H4749

407 Tail Rotor Driveshaft Alignment Work Aid

Complies with ASB-407-16-113 to align driveshafts. T102146-101

407 Tail Rotor Driveshaft Coupling Nut Wrench AD 2018-10-06

We designed this wrench to comply with 407 AD 2018-10-06 for torquing the coupling nuts on the tailrotor driveshaft. With this wrench, there is no need to remove the driveshaft, only the Thomas coupling. This wrench can also be used to torque the...

407 Air Conditioner Spanner Wrench

Facilitates maintenance on air conditioner

407 Air Conditioner Pulley Wrench

This air conditioner pulley wrench avoids elongating the pin hole when using a pin spanner, plus it stays in place when torquing.

407 Tail Rotor Gearbox Output Seal Work Aid

Install or remove the tail rotor gearbox output seal.

407 Tail Rotor Gearbox Input Wear Sleeve Installer - 2pcs set

Tail rotor gearbox input wear sleeve installer

407 Tail Rotor Gearbox Input Lip Seal Work Aids

Tail Rotor Gearbox Input Lip Seal Remover and Installer Work Aid #1 & #2

429 Fan Shaft Assembly Work Aid - 4pcs set

429 Fan shaft assembly work aid per Bell specs.

Air Conditioner Belt Tensiometer

Belt Tensiometer specified by Bell for checking air conditioning belt tension.   Scale reads in pounds and kilograms Measures tension from 30 to 160 lb., and 15 to 75 kg. Die-cast aluminum body, nylon indicator arm and pressure pad Fits in pocket...

412 EPI 42° & 90° Tail Rotor Gearbox Drain

427 Tail Rotor Gearbox Drain

427 tail rotor gearbox drain comes with the 7 foot hose just like the other drains. These are made when ordered. These do not move as fast so we don't keep them in stock.

S76 Tail Rotor/Intermediate Gearbox Input Seal Wrench

1/2 drive, removes retaining nut on the input seal. HWA76700-20100-042

ASB76-66-52 7/16" Socket For Tail Rotor Driveshaft

This socket is required to comply with with the torque check of the flange bolts on the tailrotor driveshafts. It is a real tight area to get into.  Some have suggested to try a torque adapter but there isn't enough clearance. We have also tried a...

S76 Tail Rotor Gearbox Drain

S76 Tail rotor gearbox drain that comes with the usual 7 ft hose.

S58 Tail Rotor Gearbox Drain

BO105 Tail Rotor Gearbox Drain

BO105 Tailrotor Gearbox Drain

BK117 Tail Rotor Gearbox Drain

Tail rotor gearbox drain and hose

AS350 Tail Rotor Gearbox Drain

Not much to say here except that it comes with a 7 ft hose.Stick it in the hole and the oil runs out.

EC135 Tail Rotor Gearbox Drain

Comes with a 7 ft. hose.

EC145 Tail Rotor Gearbox Oil Drain

Comes with a 7 ft. hose

407 Tail Rotor Gearbox Wrench

407 tail rotor gearbox wrench to properly torque the aft left hand nut.

206L4 Kaflex Mounting Wrench

206L4 Kaflex Mounting WrenchIf you have ever installed a Kaflex drive shaft, you know how its practically impossible to actually torque them. We designed these wrenches so you could stop using that calibrated elbow and properly torque them with a torque...

206A/B & TH-67 Bonded Coupling Tail Rotor Drive Shaft Wrench

Used to proof load test installed bonded tail rotor driveshafts to verify the integrity of the bond line. Two required as per ASB 206-20-139 issued 21 July 2020 Also used to comply with AD 2023–06–05

S70/UH-60 Tail Rotor Gear Box Drain

​Comes with 7 foot hose.

S92 Tailrotor Gearbox Oil Drain

S92 intermediate gearbox and tail rotor gearbox drains, 7 ft hose.

Notar Fan Bearing Re-Greasing Disk

Oil Can Opener

One Black Plastic "Church Key" FOD Free Turbine Oil Can Opener

206/407/505 Tail Rotor Gearbox Input/Output Bearing Retaining Nut Wrench

Used to apply torque to the input bearing retaining nut and the output bearing retaining nut. T101512 206-TRGB-F-04  

407 Tailrotor Gearbox Quill Wrench

Used to remove, install or torque the nut from the tail rotor gearbox quills.   T101449   407-TRGB-F-05 407-XMSN-F-03

AS350 Flange Lock Wrench

Has 2 sets of bolt patterns to fit Main Gearbox Input Flange, Brake Disc, Tail Rotor Gearbox Input Flange, and Engine Flanges.    350A93-3205-00

222 Tail Rotor Gearbox Holder

Fixture to hold Tail Rotor Gearbox.   222-TRGB-OH-01 222-TRGB-OH-1B   T103036

222 Tail Rotor Gearbox Locknut Wrench

Used to remove, install and torque locknut on Tail Rotor Gearbox.   222-TRGB-F-02 222-230-TRGB-F-01   T103134

206/407/505 Tail Rotor Output Shaft Nut Work Aid

Used to apply torque to and remove the output shaft inner nut.   T101513   206-TRGB-OH-05

206/505 Tail Rotor Gearbox Backlash Work Aid

Used to hold output shaft so you can check the backlash between the tail rotor gearbox input pinion gear and output bevel gear.   T102093   206-TRGB-OH-06

204/205/210/212/412 Grease Coupling Gauge

A customer was looking through some old Army magazines and found this tool and sent to us. It is for the Bell 204, 205, 210, 212, some early models of 412 & Huey series aircraft.

407 Tail Rotor Drive Shaft Balancing Oil Reservoir Attachment Bracket

Oil Reservoir attachment bracket for the sensor so you can balance the #1 tail rotor driveshaft.