BELL-407

Pin Gauges For Inspecting Splines

All pin gauges are 2 inches long unless otherwise specified.  Pin gauges can be modified for different lengths for $30. If you do not see the diameter pin you need, let us know. We can have them here the very next day. We try to keep all items in...

Pitot Tube Cover

Simple Pitot Tube Cover

10X Magnifying Glass

We chose this model of magnifying glass because the cup is setup for the correct focal distance. Just place the magnifying glass on the object you are trying to inspect and you are focused. No fighting the loupe trying to figure out the correct focus...

Kaflex Drive Shaft Protective Maintenance Cover

Place this pad on the kaflex shaft during maintenance or when removed to protect it from dings and scratches. There are 2 options: 206 and 407. The 206 is a bit longer than the 407. Kaflex definitely not included for this price.

407 Tail Rotor Hub Flapping Bearing Work Aid

Used to apply the force for installation and removal on steel outer race of flapping bearing. That wording is straight from the manual.   Bell P/N T101750

206/407/505 Swashplate Roll Stake Bearing Work Aid

Bearing staking tool for the swashplate bearings. Allows you to perform the maintenance on the aircraft without removing the swashplate.

407 Tail Rotor Gearbox Output Shaft Work Aid #3

Used to hold the tail rotor output shaft during removal and torquing of bolts. 

407 Tail Rotor Gearbox Output Shaft Work Aid #2

This work aid is used to help press the output shaft out of the gearbox housing and for other jobs involving an arbor press and the gearbox housing.

Ultimate Swing Wrench Kit

Ultimate Swing Wrench Kits contains 28 pieces. They are: T-handle, Screwdriver handle, and curved handle Open End: 1/4, 5/16, 5/16 Ratcheting Open End, 3/8, 7/16, 1/2, & 9/16 Regular Box End: 1/4, 5/16, 3/8, 7/16, 1/2, & 9/16 Ratcheting Box End:...

407 Cyclic Rigging Pin

Cyclic rigging pin that gets installed from below the aircraft into that fitting that is plugged up by 5 different paint schemes. You know exactly what I'm talking about.

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

206/407/505 Transmission Accessory Bevel Gear Bearing Work Aid

Used to hold the accessory drive gear while applying torque to the gearshaft spanner nut.   Bell P/N T101504

Spring Scale 0-50lbs

0-50 lbs Spring Scale.  This spring scale is made of brass and will not shatter in your tool box like the cheap plastic spring scales. I've used both, brass and the plastic case spring scales. They both work. I just prefer the brass since they are a...

407 Freewheeling Unit Assembly Aft Adapter Wear Sleeve Installation Tool

Used to install the wear sleeve on the aft adapter of the freewheeling unit. Bell P/N T103311

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

Rolls-Royce 250 Fuel Nozzle Holding Fixture

Another one where the name of the tool describes it beautifully. Rolls-Royce P/N 6897875

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 Freewheeling Assembly Seal Installation/Removal Tool

This tool is used to both remove and install the seal from the freewheeling shaft nut.   Bell P/N T103307

407 Transmission Backlash Bar Assembly

Used to check the backlash in plane of rotation between pinion and gear on the transmission assembly. Bell P/N T103326

407 Transmission Mast Duplex Bearing Nut Wrench

Tool to remove the mast duplex bearing nut from the bottom of the transmission   Bell P/N 407-240-004-101

407 Mast Assembly Overhaul Kit

This kit contains the following items: Mast Assembly Holding Fixture 407-240-008-101 Mast Assembly Nut Wrench 407-240-007-101 Bearing removal plate T103318 Work Aid #1 & #2 Work Aid #3 Foam and case

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  

Rolls-Royce 250 Starter/Generator Seal Remover

Special slide hammer tool used to remove the seal from the starter/generator.

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,...

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

206/407/429/505 Adapter Wrench

206L - Freewheeling Unit 407 - Freewheeling Unit 429 - Clutch Assembly 505 - Transmission Input Seal

Thread Detector

A collection of male and female threads in SAE and Metric. If you are not well versed in thread identification, this is the item you have been looking for.

206 & 407 Tailboom Support Stand

206 & 407 Tailboom Support StandCall for more information.The tailboom can be removed or installed on the aircraft by one person with this stand.​This stand is designed for high skid aircraft. If you have a low skid aircraft contact us so we can...

Dykem Cross Check Torque Stripe

We have this torque stripe in orange only

407 Transmission Carrier Assembly Support

Used to help disassemble and assemble the planetary gears carrier support Bell P/N T101281

206/407 Intake Plugs and Exhaust Cover

Intake plugs come with pitot cover attached together. Your pilot will have to lose the plugs to be able to lose the pitot cover.

ASB 407-23-130 Pilot Cyclic Stick Stop-Drill Work Aid

Work aid for ASB 407-23-130 to stop drill cracks on the cyclic stick. 1st drill bushing of .070" listed on ASB not available,  Comes with 3 removeable drill bushings and 3 drill bits.  #40    .098" #30    .1285" 3/16"  ...

407 Mast Holding Fixture

Used to hold the mast assembly when torque is applied to retaining nut during removal and installation.   Helitool's P/N 407-MAST-01 Bell P/N 407-240-008-101

407 Mast Assembly Seal Work Aids (2pcs)

This is a set of 2 aluminum plates called out in the maintenance manual to remove and the other to install the seal in the mast assembly. One is 4.4 inches in diameter, the other 4.6 inches in diameter.   Helitools P/N 407-MAST-OH-04

205/206/212/407/412/505 Transmission Planetary Install Pin

This pin is used in removing or installing planetary pinions or the spur gear in the planetary assemblies.   Helitools P/N 206-XMSN-OH-10 Bell P/N T101332

205/206/212/407/412/505 Transmission Planetary Guide Shaft

This work aid is used in aligning the pinion assembly inner race during removal and installation of the retaining shaft in lower planetary housing.   Helitools P/N 206-XMSN-OH-11 Bell P/N T101574

206/407/505 Transmission Accessory Gear Backlash Work Aid

Used to check backlash between the transmission main input gear and the accessory drive gear.   Helitools P/N 206-XMSN-OH-07 Bell P/N T101735

407 Freewheeling Unit Bolt Wrench

This "wrench" is used to hold the freewheeling unit adapter bolt. I don't know why the aircraft part is called a bolt or why this tool is called a wrench, but here we are.   Helitools P/N 407-FWU-OH-22 Bell P/N 406-240-012-101

RR250 C20/30/47 Engine Sled

Made to fit the C20/C30/C47. Easy assembly and disassembly for shipping. Rolls-Royce P/N 6891189

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

.020" Spherical Inspection Probe

This is the spherical radius probe the maintenance manual calls for. This probe has a .020 spherical ball on the very end so that you can run it across the shaft splines to check for damage. Use it on: Multiple 206 items not listed...

407 Freewheeling Unit Aft Cap Lip Seal Work Aid

Used to install the lip seal on the freewheeling unit aft cap.   1.98in wide by .500 thick. Updated Manual says to make it .250 thick. We make it .500 because it is easier to manufacture and it also makes it easier for you to grip the work aid and...

407 Main Rotor Hub Assembly Adapter

Adapter is used to maintain alignment of main rotor hub assemblies during teardown and re-assembly for overhaul.   Bell 407-210-005-101

407 Tail Rotor Driveshaft Hanger Bearing Disassembly Work Aid

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

206/407 Airframe Fuel Filter Fixture

Requested by a customer, this is a fixture to hold the Airframe Fuel Filter in a vice. Has 4 tabs on it, so you can put the filter in a position that makes it easier for you to work on.

206/407/505 Freewheeling Unit Cap Restraint Fixture

Fixture used to hold freewheeling unit cap on vice while doing maintenance   Helitools P/N 206-FWU-OH-11 Bell P/N T103308

206/407/429/505 Freewheeling Unit Bearing Installation Sleeve

For pressing the roller bearing during freewheeling unit maintenance. For the "clutch" on the 429.   Helitools 206-FWU-OH-16 Bell T103332

RR250 Spur Adapter Gear Installation Work Aid

P/N: 250SG2 (C20 only) Rolls-Royce P/N 23006778   P/N 250SG3 (C30 & C47) Rolls-Royce P/N 23005426

RR250 Accessory Drive Lip Seal

Installs the Starter/Generator and HMU (Fuel Pump) seals on the C47 gearbox

Engine Wash Bottle

SINGLE BOTTLE: This is a stainless, 2 1/2 gallon bottle that has been used by all the major operators in the Gulf of Mexico for the last 45 years to my knowledge.  I have replaced the short stock hose with 7 ft of high quality chemical resistant...

407 Kaflex Mounting Wrench

If 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 wrench.

206L/407/429 Portable Hydraulic Pump Drive Unit

FOR CUSTOMERS OUTSIDE OF THE UNITED STATES PLEASE CLICK HERE   Remove the hydraulic pump from the transmission with the hoses still connected and bolt hydraulic pump to the red pump drive unit. Plug in the Makita to 110v, and presto, you have...

Rolls-Royce 250 Fuel Nozzle Shimming Gauge

The simplest gauge for calculating the required shims for the fuel nozzle!  We provide instructions that are for reference, but as usual, refer to maintenance manual for latest information.   We also have an excel spreadsheet to make...

Rolls-Royce 250 C47 Ratcheting Open-End Fuel-Control Swing Wrench

Ratcheting open end swing wrench designed to remove that pesky upper 5/16 nut on the fuel control. With a slow and steady control of the swing wrench, I was able to remove the upper nut in approximately three minutes. Compare that to the last time you...

Rolls-Royce 250 Turbine To Gearbox Attach Bolt Wrenches - 3pcs

No longer will you need to use that calibrated elbow. We have designed 3 wrenches to perform the torque checks on the 6 turbine to gearbox attach bolts on the RR250-C30 and C47 engines. A long 1/4" extension will be required to torque the bolt above the...

Rolls-Royce 250 C30/C47 Short Fuel Nozzle Wrench

 RR P/N 23007638

Rolls-Royce 250 C30/C47 Fuel Nozzle Wrench

This fuel nozzle wrench is double sided to give you better access to the fuel nozzle. With the cowling installed, if you place the wrench on the fuel nozzle, it may not sit the way you want because of the limited space, flip it to the other side. The...

Rolls-Royce 250 C30/C47 Medium Fuel Nozzle Wrench

This wrench is usually preferred by the overhaul guys working the engine on a stand.

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...

206/407/505 Transmission Oil Pump Accessory Gear Drive Spanner Nut Socket

Socket specifically designed for the spanner nut on the accessory gear that drives oil pump. Maintenance manual calls out for AN8515-1 Spanner Wrench. Our socket is a better design that won't slip and make you bust your knuckles.

Rolls-Royce C30/C47 Engine Lifting Eye

Engine lifting eye for C30 and C47. Long enough to clear the exhaust stack so it doesn't have to be removed. There are 3  3/8-24 threaded holes so the bolts can be stored when not in use. Rolls-Royce C20 6796963Rolls-Royce C30/C47...

Bypass Spool Check Mount - With Dial Indicator

Bracket held on with nylon screws so as not to damage the servo anodized surface.The bracket also comes with a powder coat finish which gives additional protection to the anodized finish on the servo.   Comes with spare nylon screw.   If...

Rolls-Royce 250 Ignitor Wrench

Ignitors can be hard to remove for several reasons. Someone put it in too tight, didn't use anti-seize or used a 12 point socket and slipped, rounding off the corners. This wrench is made from a 6 point impact socket. Install the wrench and put the...

Rolls-Royce 250 Starter/Generator Spline Turn Wrench

T-handle wrench for turning the N1 wheels while doing maintenance on the RR250 series engines. Starter/generator splines are hard to find, so get yours here   Rolls-Royce P/N 6799790

206 & 407 Free Wheeling Unit Aft Flange Wrench

Use this work aid by attaching it to the aft flange with two bolts. Use a breaker bar to keep shaft from rotating. Through the larger centered hole, use your socket to torque the nut. We can make the square drive hole 1/2in if you prefer.   Bell P/N...

Reversible Swing Wrenches

These reversible swing wrenches are an improvement over our other wrenches. We are using the reversible Gear wrench brand so when you get into a tight spot and can't get the wrench off the nut or bolt you can simply flip the reversing lever and back out...

Brass Screwdriver For Compass Adjustment

No more trying to make a screw driver for adjusting compasses with a hammer and welding rod.This is a quality, solid brass screwdriver made especially for adjusting compasses.It's 4 3/4 inches long and the blade tip is 5/32" wide.

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.

Bell Rotor Brake Bleeder Kit - Adapter and Oil Can

Oil can comes with 6 feet of hose and allows bleeding the brakes to be a one man job. Fits most Bell models. Quickest way to bleed rotor brakes.

KaFlex Compression Kit for 206L and 407

This is the easiest and fastest way to R&R 206L and 407 KaFlex shafts.Simply make 2 wraps on the driveshaft passing through the holes in the aluminum rods, tie a knot and twist the rods until the cord starts to tighten. Tighten just enough to slip...

Swing Wrenches

Don't buy bulky swing wrenches from tool trucks made from the old ratcheting dog bone wrenches that were great 40 years ago. Ours are made with the slimmer profile Gearwrench ratcheting boxends. Rotor brakes, flight controls in the tailboom, or fuel...

Rolls-Royce 250 Exhaust Stack Wrench

Wrench is made for removal of the nuts on the exhaust stack. Keeps nuts from falling into crevices of the engine.

Bell Sight Glass Remover

Work aid to remove the round Bell sight glass.

Composite Tap Hammer

Use the tap hammer on main rotor blades or any other composite material to check for delamination.   You can order somewhere else for $15 + $12 shipping ($27 total) or just bundle with your next order with us.   Equivalent to T75449-2

Grease Fitting - Straight

These are the threaded ones, not the quick disconnect ones that get grease everywhere except the part you want it in.

Grease Fitting - 90°

These are the threaded ones, not the quick disconnect ones that get grease everywhere except the part you want it in.

90° Grease Coupler

I recently found this 90 degree grease coupler that works great on hard to access grease fittings.Works really well on the oil cooler blower bearings on the Bell 407. It slides in from the side when straight on access is difficult or next to impossible.

Jackscrews 1/4" 28 - 3pcs

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

Swashplate Shim Alignment Studs

Holds the shims in position when doing the swashplate friction check. The hex head is 5/32" drive.An allen wrench is easier to get in to tight areas than a long phillips screwdriver. Can also be used as jack screws on the 206 and 407 transmission input...

Rolls-Royce 250 C30/C47 Gearbox PTO Seal Installer

This installer works on the C30 and C47 engines.  You can install one seal at a time or both at once. This is the best seal installer you will find for the gearbox seals.

Rolls-Royce 250 C30/C47 Gearbox PTO Seal Remover

Removes rear gearbox seal.

Rolls-Royce 250 C30/C47 Bleed Valve Shop Air Adapter

Quick disconnect so that you can use shop air to close the Bleed valve.

Rolls-Royce 250 Quick Disconnect Coupling For Engine Rinse

Name says it all.

Saft Battery Cap Pressure Tester

This manifold is for pressure testing the saft battery caps. We will need you to send us the caps you want the manifold manufactured for.

206 & 407 Tailboom Maintenance Stand

206 & 407 Tailboom Maintenance StandCall for more information.Maintains tailboom at chest level for maintenance. Able to rotate 360 degrees.

Rolls-Royce 250 Power Turbine Support Cleaning Kit

Kit comes in a foam insert for easy storage and handling. Keep the cardboard box it comes in for added protection.

Torque Adapters 1/4" Drive

Hard to find 1/4" drive torque adapters. Most torque adapters you will find are 3/8" drive. These will allow you to use that low torque 1/4" torque wrench without the 3/8" to 1/4" adapter.   SAE: The standard set consists of 1/4", 5/16", 3/8", &...

206 & 407 Transmission Oil Pump Puller