A---First determine the measurement from the
inside of the piston to the front of the end cap with the piston
in it's Latched back position. |
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B---Deduct the thickness of the rear spring
guide seat flange if applicable. |
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C---Deduct the thickness of the tophat if
applicable. Now calculate the stacked height of the spring. |
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D---Calculate the stacked height of the
spring by measuring the wire diameter of the spring wire and
multiply it by the number of coils. |
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E---Now subtract (A), the maximum allowable
from the the stacked spring height from the (D) |
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ENTER |
ENTER |
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TOTAL |
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inset # coils |
insert wire Dia. |
Stacked is |
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33 |
0.119 |
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3.927 |
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ENTER |
ENTER |
ENTER |
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TOTAL |
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A-Max Allowable |
B-guide seat |
C-TH seat |
D-Stacked |
E-Max Spacing |
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4.62 |
0 |
0.109 |
3.927 |
0.459 |
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This is the maximum spacing allowable less
.125 for error allowance and to prevent future cocking issues. |
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If the total max spacing is a negative
number, you must reduce the spacing. |
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Washers Used |
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NOTE:
A stainless steel washer = .070. Use in Gamo and B-19 or
equivalent |
6.00 |
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Total spacing added up
using the washers used. |
0.420 |
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Balance of space left to
space |
0.039 |
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Charlie
E-mail:
CharlieDaTuna@Charter.net
Web Site:
http://charliedatuna.com |
