SMT & THRU HOLE
LOADED BOARD TEST PROBES

.050 (1.27) CENTERS / .160 (4.06) STROKE

SERIES 33

Tool Bar

Probe Technical Data
Mechanical
MINIMUM CENTERS:
.050 (1.27)
FULL TRAVEL: .160 (4.06)
WORKING TRAVEL: Up to .160 (4.06)
OPERATING LIFE: 1,000,000 cycles

Electrical
MAXIMUM CURRENT:
3 amps continuous
at working travel, non-inductive
RESISTANCE: At 35 mA test current,
20 mOHMS mean

Materials and Finishes
PLUNGER:
Heat treated beryllium
copper, 24Kt gold plated over nickel
BARREL: Nickel silver with precious
metal clad ID.
SPRING: Music wire, silver plated

Spring Force +/- 20% oz. (grams)

 Type

Preload

@ 2/3 Travel

@ Full Travel

Std.

2.0 (57)

4.0 (113)

5.0 (141)

-1

2.7 (173)

6.1 (173)

7.8 (221)

 

 

 

 

 

 

 


Receptacle Technical Data

The top of the barrel sets flush with the top of the receptacle.
MOUNTING HOLE SIZE: .0368/.0378
(.935/.960) diameter
STYLE:
R33-1 Single press ring
R33-3 Double press ring

Material and Finishes
TUBE:
Beryllium copper, nickel
clad ID and OD
PLUG HOUSING: Stainless
steel, precious metal clad ID

 

 

Wire Plug Technical Data
CONNECTIONS:
WT33-28
Accepts 28 AWG wire wrap wire
WT33-30 Accepts 30 AWG wire wrap wire

Material and Finishes
gold plated brass with insulator

 

To Order
PROBE:

Select tip style and spring force
EXAMPLE: 33-A has a cup style tip
with a 4.0 oz. (113 grams) spring
33-A-1 has a 6.1 oz. (173 grams) spring
RECEPTACLE & WIRE PLUG:
Order part number as shown