Up for sale are 6 NOS MATCHED Western Electric 336A Tubes.
All identically constructed with a black plate and bottom D getter.
 All date codes matched 1959. All tubes tested at 34.
Original boxes show wear/age-some with torn or missing tops.
Tested on our calibrated TV-7A/U at 34, 34, 34, 34, 34, & 34 where 16 is the minimum.
Free domestic shipping included. 
We combine shipping cost for international shipping.  
Wait for updated invoice after making purchase.