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technics:hummer [2018/08/09 17:08] – [mcmaster Hummer VI] mcmastertechnics:hummer [2018/08/21 06:50] – [mcmaster Hummer VI] mcmaster
Line 131: Line 131:
   * Threads had eroded on pedestal clamp. I tried to shore them up with PTFE tape, but maybe not enough   * Threads had eroded on pedestal clamp. I tried to shore them up with PTFE tape, but maybe not enough
   * Ordered "PARKER P8MC6 Connector, Poly, CompxM, 1/2Inx3/8In" to replace it   * Ordered "PARKER P8MC6 Connector, Poly, CompxM, 1/2Inx3/8In" to replace it
 +    * Looks like want P8MC8
  
 2018-08-08: 2018-08-08:
Line 145: Line 146:
     * ~0.073" thick     * ~0.073" thick
     * Bell jar L gasket     * Bell jar L gasket
 +
 +2018-08-20
 +  * Install banana plug to ground pedestal
 +  * Order cap to attach to pedestal
 +    * Shaft is about 0.37"
 +    * Something like: https://www.rfparts.com/plcap2.html
 +  * Install metal backing plate into TITE connector
 +    * Much stiffer now
 +    * Scratching post a little...don't move it
 +    * Didn't grease o-ring or post. Maybe should have?
 +  * Was able to sputter coat a sample!
 +    * First time in several years
 +
  
 ====== mcmaster Hummer VI ====== ====== mcmaster Hummer VI ======
Line 259: Line 273:
     * HW237670     * HW237670
     * $239     * $239
 +
 +Custom glass quotes
 +  * http://www.sci-techglassblowing.com/
 +    * "1 to 2 ea  #STG-2376570-95  Clear Pyrex glass cylinders, 5" O.D. x .25" wall thickness x 3.75" long. both ends open, cut straight, flat, parallel, fire polished and furnace annealed  @ $120.00 ea, can ship 2 to 3 days ARO"
 +  * stemmerich.com
 +    * $29 each
 +    * 3 wk LT
 +  * http://www.newportglass.com/
 +    * Pending
  
  
Line 267: Line 290:
   * Glass order placed w/ stemmerich.com   * Glass order placed w/ stemmerich.com
     * $29 each, no MOQ     * $29 each, no MOQ
 +      * ...actually they called me weeks later and said $70 each
     * Ordered 1     * Ordered 1
     * 3 wk LT     * 3 wk LT
   * Summary: a lot of sleuthing, but around $100 to fully replace a chamber   * Summary: a lot of sleuthing, but around $100 to fully replace a chamber
 +
 +
  
  
 
 
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