Model 600340 µHELIX^® Test Probes

Ordering Part Number	600340
Descriptive Model Name	S500*4500/900/30@450/S1300r/S1300f
material	tube & spring (body): 304SS Plunger: S20AP steel Pin2: SS20AP steel
length	body: 4500 µm (0.177 inches) plunger: 1300 µm (0.051 inches) pin2: 1300 µm (0.051 inches)
Length Over All (LOA)	7,10 mm (0.280 inches)
alternate lengths in the S500 Series (µHELIX® probes with 20 mil diameter)	3,05 mm LOA, S500*2440-P1 Group 3,74 mm LOA, S500*2440-P1 Group 5,10 mm LOA, S500*3800-P1 Group 6.50 mm LOA, Model 600462 7,10 mm LOA, S500*4500-P2 Group 8,25 mm LOA, S500*6350-P1 Group 10,15 mm LOA, S500*6350-P2 Group 10,40 mm LOA, S500*6600-P1 Group 14,10 mm LOA, S500*9500-P2 Group
diameter	body: 508 µm (0.020 inches) plunger: 356 µm (0.014 inches) pin2: 356 µm (0.014 inches)
plunger tip shape: round
pin2 tip shape: flat
alternate pin tips for P1/P2 in the S500*4500-P2 Group	Model 600373 with sharp/sharp pin tips Model 600321 with crown/round pin tips Model 600421 with crown/flat pin tips Model 600336 with crown/crown pin tips Model 600337 with sharp/sharp pin tips Model 600324 with sharp/round pin tips Model 600339 with sharp/flat pin tips Model 600341 with round/round pin tips Model 600340 with round/flat pins Model 600355 with flat/flat pins Model 600462 with shorter flat/flat pins
spring type	rectangular helix integral to tube
spring force	30 grams (1.1 oz) at 450  µm
spring compliance	900 µm (0.035") maximum 450 µm (0.018 inches) recommended
plating	body: 35 µinches Type II Gold plunger & pin2: 35 µinches Type II Gold
lubricant between plunger and probe body	none: gold on gold wiping contact
probe resistance	< 100 milliohms
µHELIX® spring life	> 106cycles at recommended compression
installed pointing accuracy	drill accuracy ±20 µm (0.0008")
INSTALLATION NOTES:
probe-guide drill size	#74; 572 µm (0.0225")
plunger-guide drill size	1/64" 397 µm (0.0156")

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