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Air Speed Indicators in MPH
The RAF, with the exception of Coastal Command, used MPH throughout WW2 only changing to Knots in 1946/47.
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF6241.JPG.opt428x354o00s428x354.jpg)
Canadian Air Speed Indicator 6AA/360
Serial Number 504706. Possibly Mosquito.
PRICE: £75 P230207
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF6244.JPG.opt243x202o00s243x202.jpg)
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/asi400mph-2.JPG.opt378x374o00s378x374.jpg)
Air Speed Indicator 60-400 MPH – Mk9E
Fitted to early Mk. Spitfires and all British made Lancasters
SOLD OUT – More Wanted
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF6541.JPG.opt405x393o00s405x393.jpg)
REPRODUCTION Air Speed Indicator 60-400 MPH
Represents those used in the Spitfire and Hurricane during the Battle of Britain
PRICE: £200 P230313
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/asi480mph-01.JPG.opt372x351o00s372x351.jpg)
Air Speed Indicator 60-480 MPH – Mk9F
Fitted to later Mks of Spitfire
SOLD OUT – More Wanted
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF6458.JPG.opt405x390o00s405x390.jpg)
REPRODUCTION Air Speed Indicator 60-480 MPH.
Represents that used in the later marks of the Spitfire – Mk9 Onwards
PRICE: £200
Air Speed Indicators in Knots
The Royal Navy used ASIs in Knots during WW2, but the RAF did not, except in Coastal Command. Knots were not adopted by the RAF until 1946/47.
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/asi210kts-pic01.jpg)
Air Speed Indicator 20-210 Knots – Mk9A* 6A/1543
Low reading ASI suitable for the Tiger Moth and Auster light aircraft.
PRICE: £50
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/asi260k-01.JPG.opt353x347o00s353x347.jpg)
Air Speed Indicator 50-280 Knots – Mk9D* 6A/422
PRICE: £35 P190329
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/asi350kts-pic01.jpg)
Air Speed Indicator 50-350 Knots – Mk9E* 6A/585
Fitted to many WW2 types including the Seafire, Sea Hurricane, Firefly and Barracuda.
PRICE: £35
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF6065.JPG.opt428x408o00s428x408.jpg)
Air Speed Indicator Type 175AS-PC 6A/4133
Serial number 29332/56
PRICE: £30 P221031
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF6067.JPG.opt277x235o00s277x235.jpg)
Altimeters
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF6217.JPG.opt428x422o00s428x422.jpg)
Altimeter Mk14A 6A/1273
Serial Number 1773/49. Dated 1949.
PRICE: £95 P230201
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF6218.JPG.opt364x272o00s364x272.jpg)
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF7087.JPG.opt428x418o00s428x418.jpg)
Altimeter Mk14B(P) 6A/1213
Serial number 2453/52.
PRICE: £95 P231006
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF7092.JPG.opt314x271o00s314x271.jpg)
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF5833.JPG.opt428x441o00s428x441.jpg)
Altimeter Mk20A 6A/3155
Serial Number 1568/54. Dated 1954. Reads to 35,000 feet. Smiths reference KAA1501K.
PRICE: £80 P220924
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF5834.JPG.opt327x275o00s327x275.jpg)
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF6900.JPG.opt428x447o00s428x447.jpg)
Altimeter Mk20(P) 6A/3156
Serial number 2222/55. Dated 1955. Reads to 50,000 feet.
SOLD P230808
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF6904.JPG.opt368x275o00s368x275.jpg)
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF7093.JPG.opt405x420o00s405x420.jpg)
Altimeter Type KB25/01
Serial number J2183/49
PRICE: £95 P231006
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF7096.JPG.opt323x266o00s323x266.jpg)
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF6057.JPG.opt405x420o00s405x420.jpg)
Altimeter Mk19B 6A/5040
Smiths reference KAA0806A. Serial number NS2309. Reds to 60,000 feet.
SOLD P221031
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF6060.JPG.opt405x303o00s405x303.jpg)
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF5020.JPG.opt382x390o00s382x390.jpg)
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF5022.JPG.opt211x209o00s211x209.jpg)
Altimeter Mk13D 6A/1743 dated 1943
Serial Number 895/43. Cover missing from adjuster.
SOLD
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF5021.JPG.opt428x431o00s428x431.jpg)
Artificial Horizons
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/ah-01.JPG.opt342x395o00s342x395.jpg)
Artificial Horizon Mk1B 6A/1519
Introduced in 1940, but not in common use until 1941.
Some examples dated after 1945.
PRICE: £55
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF1227.JPG.opt405x402o00s405x402.jpg)
American Gyro Horizon 106A/700
PRICE: £30 – UK SALE ONLY
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF1230.JPG.opt393x268o00s393x268.jpg)
Direction Indicators
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF4877.JPG.opt428x397o00s428x397.jpg)
Direction Indicator Mk1A 6A/1298 dated 1951
PRICE: £125
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF4878.JPG.opt251x277o00s251x277.jpg)
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF6525.JPG.opt428x423o00s428x423.jpg)
Direction Indicator Mk1A 6A/1298
Dated 1943. Once fitted to Balliol WN164. Serial number 19014/43
SOLD P230313
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF6527.JPG.opt280x238o00s280x238.jpg)
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF4692.JPG.opt427x423o00s427x423.jpg)
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF4695.JPG.opt408x373o00s408x373.jpg)
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF4697.JPG.opt428x320o00s428x320.jpg)
Direction Indicator Mk1 6A/1297 dated 1942.
This is the older style Mk1 D.I. with the square body and bottom mounted air intake.
Adjuster Knob lacks the rubber cover. Dial rotates when knob is turned, but will not “uncage”
PRICE: £125
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF4696.JPG.opt261x138o00s261x138.jpg)
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF4698.JPG.opt428x373o00s428x373.jpg)
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF4694.JPG.opt321x318o00s321x318.jpg)
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF3374.JPG.opt405x386o00s405x386.jpg)
Direction Indicator Mk1A 6A/1298
Adjuster knob missing
PRICE: £95
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF3376.JPG.opt216x210o00s216x210.jpg)
Rate of Climb Indicators
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF5891.JPG.opt428x398o00s428x398.jpg)
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF5895.JPG.opt428x305o00s428x305.jpg)
Rate of Climb Indicator Mk1B 6A/1301
Appears to be unissued and unused. Serial number 16294/42. Dated 1942.
SOLD
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF5892.JPG.opt304x227o00s304x227.jpg)
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF5894.JPG.opt239x309o00s239x309.jpg)
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF4432.JPG.opt405x396o00s405x396.jpg)
Rate of Climb Indicator Mk1B* 6A/942
Long cased, first pattern gauge dated 1942.
SOLD
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF4434.JPG.opt277x237o00s277x237.jpg)
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF5694.JPG.opt405x392o00s405x392.jpg)
Rate of Climb Indicator Mk1B 6A/942
Short case, second pattern. Dated 1940
Serial number 23724/40
PRICE: £150
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF5896.JPG.opt428x423o00s428x423.jpg)
Rate of Climb Indicator Mk3Q 6A/7677
Smiths reference KR1001K. Serial Number OP764.
PRICE: £40
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF5899.JPG.opt359x252o00s359x252.jpg)
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF4440.JPG.opt405x389o00s405x389.jpg)
Rate of Climb Indicator Mk1C(P) 6A/2171
Dated 1950
SOLD
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF4442.JPG.opt256x231o00s256x231.jpg)
Turn & Slip Indicators
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF4869.JPG.opt428x415o00s428x415.jpg)
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF4871.JPG.opt384x460o00s384x460.jpg)
Turn & Slip Indicator Mk1A 6A/675
White marks on dial.
PRICE: £200
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF4870.JPG.opt262x254o00s262x254.jpg)
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF4873.JPG.opt405x480o00s405x480.jpg)
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF5752a.JPG.opt428x369o00s428x369.jpg)
Turn & Slip Indicator Mk1A 6A/675
Bakelite Case. Serial Number 30068/41
PRICE: £185
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF5755a.JPG.opt196x223o00s196x223.jpg)
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF5757a.JPG.opt428x406o00s428x406.jpg)
Turn & Slip Indicator Mk1A 6A/1302
Serial Number 2343/51 dated 1951
PRICE: £185
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF5760a.JPG.opt250x259o00s250x259.jpg)
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF5904.JPG.opt428x415o00s428x415.jpg)
Turn and Bank Indicator 24 Volt 6A/2672
Serial Number 10768.
PRICE: £35 P220926
![](https://www.eazywebz.co.uk/raf-surplus/wp-content/uploads/2024/02/DSCF5907.JPG.opt358x268o00s358x268.jpg)