Ono Sokki Digital Linear Gages &  Probes with High Resolution and Accuracies -Ono Sokki 


Ono Sokki EG 225 DG 525 Ono Sokki Gages Sensors Digital Linear Gauges Ono Sokki

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GS-251/GS-251W Compact Gauge Sensors

The GS-251 is a compact, lightweight gauge sensor designed for use in tight spaces.

The dust-proof/splash-proof design of the GS-251W conforms to protection class IP64 making these sensors suitable for use in harsh environments subject to heavy dust, dripping, or splashing.

Ono Sokki


  • Compact round design

  • Lightweight measuring force

  • Water Resistant Model GS-251W


Model GS-251 Digital Gauge Sensor
Measuring Range 1" / 25mm
Resolution 0.0004" / 0.01mm
Response Speed 39.4 in/s
Measuring Force 260gf / 9.2 oz.
Operating Temperature 41 to 104F/ 5 to 40C
Weight 11.6 oz./ 330g (including cable)
Stem Diameter 8mm (10mm GS-251W)
Thread Size ISO M2.5
Dimensions 4.4"(L) x 2"(W) x 1.3"(TH)
Cable 1.9 meter (integral)


Standard Accessories

Optional Accessories





Integral Signal Cable (1.9 meters)

Dustproof Rubber Boot

Lug Back

Contact Tip









Finger Lifter

Gauge Stand (4.7" height)

Gauge Stand (9.8" height)

Extension Cable, 5m

Extension Cable, 10m

Extension Cable, 20m

Extension Cable, 30m


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