Test Connections Inc.

2" SOLID TRANSLATION PINS 

SERIES 71S 

Tool Bar

Translation pins are used in bare board test systems
to minimize the dedicated test fixture cost and to
facilitate testing of bare PC boards not laid out on a
standard .100 x .100 grid pattern. Test connections
offers pins of several sizes and materials with a number of tip configurations. Custom designs can
also be supplied.

Materials and Finishes
MATERIAL:
Hardened Beryllium Copper, (except where noted)
PLATING:
Standard, Gold Plated. 

RECOMMENDED HOLE SIZES:
FOR 1/8" TOP PLATE
-007,-015,-021,-022,-035,-069,-070,-071 

#56/.0465 
-033 

#61/.0390
-038

#64/.0360 
-098,-102,-111 

#68/.0310 
-034,-065,-066,-081,-110 

#69/.0292
-092,-099,-104 

#71/.0260 
-096,-100 

#77/.0180 
 UNIVERSAL GRID PLATE THICKNESS: 1/4"

   

 

 TAPERED POINTS WITH CUP   

PART NO. 

DIA. "A" 

DIA. "B" 

71S-100
71S-104 

.023 (.58)
.029 (.74) 

.016 (.41)
.023 (.58) 
Can be tilted without touching.
Cup tip assures hitting pad. 

 SMALL PYRAMIDS   

PART NO. 

DIA. "A" 

DIA. "B" 
71S-092  .029 (.74)  .023 (.58) 
71S-034  .033 (.84) .024 (.61) 
71S-066  .035 (.89)  .024 (.61)  
71S-098  .035 (.89)   .026 (.66) 
71S-033  .042 (1.07)  .034 (.86) 
71S-110  .040 (1.02)  .024 (.61) 
71S-111  .042 (1.07)  .026 (.66) 

 STANDARD PYRAMIDS 

 

71S-007

 LARGE PYRAMIDS

PART NO. 

DIA. "A" 

71S-035
71S-015
71S-021
71S-022 

.080 (2.03)
.100 (2.54)
.130 (3.30)
.156 (3.96) 

 SMALL PYRAMIDS WITH FLAT

PART NO. 

DIA. "A" 

DIA. "B" 

71S-065
71S-102 

.033 (.84)
.035 (.89) 

.024 (.61)
.026 (.66) 

 EXTRA LARGE PYRAMIDS

PART NO. 

DIA. "A" 

71S-069
71S-070
71S-071 

.187 (4.75)
.230 (5.84)
.265 (6.73) 
 Material: Brass

Test Connections Inc.

2" SOLID TRANSLATION PINS 

SERIES 71S 

Tool Bar

Translation pins are used in bare board test systems
to minimize the dedicated test fixture cost and to
facilitate testing of bare PC boards not laid out on a
standard .100 x .100 grid pattern. Test connections
offres pins of several sizes and materials with a number of tip configurations. Custom designs can
also be supplied.

Material and Finishes
MATERIAL:
Hardeened Beryllium Copper, (except where noted)
PLATING:
Standard, Gold Plated. 

RECOMMENDED HOLE SIZES:
FOR 1/8" TOP PLATE
-006,-012,-014,-068,-073,-094 

#56/.0465 
-091,-113 

#68/.0310
-072,-123

#69/.0292 
-067,-074,-087,-105 

#71/.0260 
-088

#75/.0210
-107

#54/.0550 
 UNIVERSAL GRID PLATE THICKNESS: 1/4"

   

CONES

PART NO. 

DIA. "A" 

DIA. "B" 

71S-087
71S-072
71S-073 

.029 (.74)
.035 (.89)
.060 (1.52) 

.023 (.58)
.024 (.61)
.040 (1.02) 

SERRATED

PART NO. 

DIA. "A" 

DIA. "B" 

71S-067
71S-094 

.029 (.74)
.060 (1.52) 

.023 (.58)
.040 (1.02) 

DOMES

PART NO. 

DIA.
"A" 

DIA.
"B" 

RAD.
"R"

71S-105 

.029
(.74) 

.023
(.58) 

.019
(.48) 

71S-091 

.035
(.89) 

.026
(.040) 

.022
(.56) 

71S-014 

.060
(1.52) 

.040
(1.02) 

.077
(1.96) 


FLUTED

71S-123 

CUPS

 

PART NO. 

DIA. "A" 

71S-006
71S-068 

.060 (1.52)
.078 (1.98) 

MUSIC WIRE PINS
CONICAL W/RADIUS

PART NO. 

DIA. "A" 

71S-074
71S-107 

.023 (.58)
.051 (1.30) 

 
DIMPLED MUSIC WIRE PINS CONICAL WITH RADIUS 
 

 PART NO.

 DIA. "A"

 DIA. "B"

 71D-090
71D-108

 .023 (.58)
.051 (1.30)

 .030 (.76)
.060 (1.52)


MUSIC WIRE PIN
POINTED ONE END

71S-088