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Stamped Contacts >> Duell Head Composite Contacts
Duell Head Composite Contacts
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The Duell Head composite contact is a contact for double-use in double throw applications. This type of contact has the economic advantage of replacing silver with less expensive copper. How much silver is saved depends upon the size and configuration of the particular contact.
| Head: |
Flat, radius. Certain head configurations will require a tapered sidewall |
 |
| Shank: |
Solid |
| Facing: |
Silver, coin silver or other silver alloys |
| Backing: |
Copper | |
Duell Head Composite Contacts - Radius Face
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| Deringer Number |
H.D. Head Diameter +.005 |
H.T. Head Thickness +.005 |
R. Radius +.031 |
M.T. Material Thickness Min |
S.D. Shank Diameter +.002 |
S.L. Shank Length +.003 |
| DHR-R-125-1* |
.125 |
.031 |
.250 |
.015 |
.060 |
.125 |
| DHR-R-156-1* |
.156 |
.040 |
.375 |
.015 |
.078 |
.145 |
| DHR-R-187-1 |
.187 |
.040 |
.500 |
.020 |
.091 |
.161 |
| DHR-R-218-1 |
.218 |
.046 |
.625 |
.025 |
.109 |
.176 |
| DHR-R-250-1 |
.250 |
.060 |
.750 |
.040 |
.122 |
.236 |
| DHR-R-312-1 |
.312 |
.060 |
.875 |
.020 |
.156 |
.237 | | |
