COMMON PARTS - DSP


Springs

The items shown on this page are related to customer apparatus only.  The diagram numbers are DSP/xxxx where xxxx is the number following.  The prefix number may increment if there is more than one variation.

The description of the contacts on auxiliary contact spring-sets are for when the handset goes off hook.

Contact set types:-
B = Break.
C = Changeover.
K = make before break.
M = Make.

See also Switches
 

   
1/DSP/505

This was called a Spring, Clamping, Button and was used to hold Button, Dummies, Parts 2/DBU/258 (706) and 1/DBU/367 (746) in place.

 


 

1/DSP/510

This was called a Spring, Clamping and was used to hold Button, Dummies, Parts 1/DBU/270 and 1/DBU/271 in place in a Telephone No. 711.

 

 
1/DSP/1233

Auxiliary gravity switch springset.

1 x C contact set.

Used in Telephone No. 706.

Ericsson Part N94749.
 

 
1/DSP/1234

Auxiliary gravity switch springset.

1 x C and 1 x M contact sets.

Used in Telephone No. 706.

Ericsson Part N92169.
 

 
1/DSP/1235

Gravity switch springset which is permanently soldered to the telephone circuit board.

1 x C and 1 x M contact sets.

Used in Telephone No. 706 Mark 2.

Made by Siemens Brothers.

 

 
1/DSP/1236

Gravity switch springset.

3 x M contact sets.

Used in the Bellset No. 47 Mark 1.
 

 
1/DSP/1242

Auxiliary gravity switch springset.

1 x C contact sets.

Used in Telephone No. 710.

Ericsson Part N95550.
 


 

1/DSP/1243

Switch springset.

4 x C contact sets.

Used in Telephone No. 710, 711, 740, 741 and 746.

Ericsson Part N95551.
 


 
1/DSP/1244

Switch springset.

4 x K contact sets.

Used in Telephone No. 710, 711, 740, 741 and 746.

Ericsson Part N95552.
 


 

1/DSP/1245

Switch springset.

1 x C using springs 2, 3 and 4, and, 1 x K using springs 1, 2 and 3.

Used in Telephone No. 710, 711, 740, 741 and 746.

Ericsson Part N95553.
 


 
1/DSP/1247

Auxiliary gravity switch springset.

3 x K and 2 x M contact sets.

Used in Telephone No. 710, 711, 740, 741 and 746.

Ericsson Part N96059.
 

 
1/DSP/1252

Auxiliary gravity switch springset.

1 x B contact set.

Used in Telephone No. 706.

Ericsson Part N95573.
 


 

1/DSP/1255

Auxiliary gravity switch springset.

1 x M and 1 x C contact sets.

Used on Telephone No. 710.

Ericsson Part N98100.


 

1/DSP/1256

Auxiliary gravity switch springset.

1 x M contact set.

Used in Telephone No. 706.

Ericsson Part N100112.
 

 
1/DSP/1258

Auxiliary gravity switch springset.

2 x C contact sets.

Used in Telephone No. 710.

Ericsson Part N100133.
 

 
1/DSP/1264

Auxiliary gravity switch springset.

1 x C and 2 x M contact sets.

Used in Telephone No. 710.

Ericsson Part N101512.

 


 
1/DSP/1269

Auxiliary gravity switch springset.

1 x C contact set.

Used in Telephone No. 711.

Made by GEC.

 


 

1/DSP/1501

Auxiliary gravity switch springset.

1 x C and 2 x M contact sets.

Used in Telephone No. 711.

Made by GEC.
 


 
1/DSP/1507

These are springs that are used to hold the switch frame 1/DSP1507 in place on Telephone No's 711 and 741.
 

 
1/DSP/3125

Switch springset.

2 x C contact sets.

Used in Telephone No.s 710, 740, 746 and Telephone, Intercom No. 4/1.

Ericsson Part N113194.
 

 
1/DSP/3126

Switch springset.

1 x M contact sets.

Used in Telephone, Intercom No. 4/1.

Ericsson Part N109796.
 

 

 
   

 

 
 
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FM2