ATK405: 684ZZ Bearing

684ZZ Deep Groove Ball Bearing 4x9x4mm Double Shielded

  • Manufacturer: Various
  • Product ID: 684ZZ

These are just right for an M4 screw and are used in the P-51D pedestal and Mosquito throttle.

Supplier Links

https://www.amazon.co.uk/dp/B07FXXLRGD/ref=pe_27063361_487055811_TE_dp_1

Indicative Pricing With Allowance for P&P

The above link is for a pack of 20 but these aren’t used much. I’ve seen them on eBay at £3 for four, so assuming you may use four the individual price is £0.75

£0.75

Substitutions

None found yet. There is probably a 2RS version that would be fine.

ATK404: MR52 Bearing

MR52ZZ Deep Groove Ball Bearing 2x5x2.5mm Double Shielded

  • Manufacturer: Various
  • Product ID: MR52ZZ

These bearings are sooo tiny! They are used in the mClick component used by flaps levers and other multi-posittion levers.

Supplier Links

https://www.amazon.co.uk/gp/product/B07TKWK9D2/

Indicative Pricing With Allowance for P&P

I’ve seen these on eBay for £2.50 individually but you will get a better deal buying a pack of 10.

£2.50

Substitutions

There is an MR52-2RS version that can also be used but they are much harder to find and more expensive.

ATK403: 6700 Bearing

6700ZZ Steel Thin Wall Section Ball Bearing Deep Groove Double Shield 10mm x 15mm x 4mm

  • Manufacturer: Various
  • Product ID: 6700ZZ

A small bearing used by the Spitfire brake lever. It’s pretty much the smallest bearing you can fit a 5mm3 cubed magnet inside.

Supplier Links

https://www.amazon.co.uk/6700ZZ-Section-Bearing-Groove-Double/dp/B078NW3XRC

Indicative Pricing With Allowance for P&P

These can be expensive individually, but if you buy a few you can get them for about £2 or a little less

£2

Substitutions

The dimensions are critical but the ZZ steel format isn’t. A 6700-2RS will also work.

ATK402: 6803 Bearing

6803-2RS Deep Groove Ball Bearing 17x26x5mm Double Sealed

  • Manufacturer: Various
  • Product ID: 6803-2RS

A medium sized bearing used for AuthentiKit throttle quadrant designs.

Supplier Links

https://www.amazon.co.uk/sourcing-map-6803-2RS-17x26x5mm-Bearings/dp/B07TRQ1Q7S

Indicative Pricing With Allowance for P&P

These can be expensive individually, but if you buy a few you can get them for about £2 or a little less

£2

Substitutions

The dimensions are critical but the rubber seal isn’t. A 6803Z will also work.

ATK401: 6003 Bearing

6003-2RS Ball Bearings (17x35x10mm) Double Rubber Black Seal Bearing

  • Manufacturer: Various
  • Product ID: 6003-2RS

A very strong bearing (used in washing machines!) used in many AuthentiKit parts such as trim wheels and the Spitfire flight stick.

Supplier Links

https://www.amazon.co.uk/sourcingmap-6003-2RS-Groove-Bearing-Double/dp/B07FDYGH4R/ref=sr_1_4

Indicative Pricing With Allowance for P&P

These can be expensive individually, but if you buy a few you can get them for about £2 or a little less

£2

Substitutions

The dimensions are critical but the rubber seal isn’t. A 6003-2Z will also work.