Jaeger LeCoultre® calibre # 8NR winding pinion with square hole Fits calibers: 402, 427, 496, 8NR, 8RF, 8RFO Omega® case springs for waterproof cases 4mm has a diameter of

4mm has a diameter of 1

height of crown 5

1980038169

Tall Case Spike & Hex Nut is a solid brass spike and hex nut measuring 6 1/2" specifically for Tall Case clocks

070 is not interchangeable with the old plastic execution

Jaeger LeCoultre® calibre # 8NR winding pinion with square hole Fits calibers: 402, 427, 496, 8NR, 8RF, 8RFO Omega® case springs for waterproof cases 4mm has a diameter ofJaeger LeCoultre winding pinion with square hole, part # 411, calibre # 8NR winding pinion with square hole to fit Jaeger LeCoultre calibres: 8NR, 8RF, 8RFO, 402, 427, 496 *Perrin Supply Ltd is independent of and not affiliated with or sponsored by Jaeger LeCoultre. Jaeger LeCoultre warranty does not apply to parts supplied byPerrin Supply Ltd. Using generic parts may devalue your watch.