Crystals

Crystals need to be inserted with a crystal press. If you need instructions, take a look at page 15.

• Indicators beginning with the letter "A" use crystal W250 ... $4.50
• Indicators beginning with the letter "B" use crystal W430 ... $5.50
• Indicators beginning with the letter "C" use crystal W645 ... $6.00
• Indicators beginning with the letter "D" (bezel OD 2.75") crystal W835 ... $12.00

• Bezel screw for all the above SW380 ... $6.20

Miniature Indicators Size "A" Group 0

Unless otherwise noted, these parts fit all Federal indicator models beginning with the letter "A" such as A6Q.

• Dial A1/2Q balanced reading (minus) 0-2-0 (plus) ... $15.00
• Dial A3Q balanced reading (minus) 0-10-0 (plus) ... $15.00
• Dial A3Q counter-clockwise reading 20-0 ... $15.00
• Crystal (will require a press for insertion) W250 ... $4.50
• Bezel spring SP-76 ... $7.00
• Hand HD-97 ... $12.00
• Rack spring SP-79 ... $8.50
• Screw for back cover SW-85 ... $6.25
• Contact points ... see page 133

Old Style Mahr Compramess and Milimess

The crystals are no longer available for the old style Mahr Compramess or Milimess and the new crystals won't fit. You will have to purchase a new cover which comes with the crystal installed. This generic cover will fit on the old models. MF4334062 ... $60.00

New Style Mahr Federal Indicator

Snap-on bezel assembly (new style black plastic bezel, with crystal installed and 2 tolerance markers installed) for C size indicators (57 mm outside diameter) such as model 22IN BZ-2503 ... $47.00

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This page's most recent revision: 8 April 2008
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