Oscillator

I am looking to purchase fuel nozzles for R175 diesel engines.  
I require a quantity of one dozen units.  
Please provide details based on this requirement.

I need one set of Toshiba 8T87RB oscillation tube for high frequency welding machines.  

I need to purchase 1 unit of GPS disciplined oscillator for product testing purposes. The device must support 10Mhz frequency output with 1PPS synchronization capability, capable of generating both square and sine wave signals. Required delivery timeframe is approximately one month after order confirmation. Please provide your best offer.