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    • Meaurement Guide

    dzusbuttonmeasurement.jpg
    How Quarter Turn button length is measured

     

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    How to find Quarter Turn button length

    Quarter Turn button length is calculated by adding the total thickness plus the spring height

     

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    1” Spring

    Button Grip

    .400

    .450

    *.500

    .550

    .600

    .650

    Spring Height .200”

    .223 - .258

    .273 - .308

    .323 - .358

    .373 - .408

    .425 - .458

    .473 - .508

    Spring Height .225”

    .198 - .233

    .248 - .283

    .298 - .333

    .348 - .383

    .398 - .433

    .448 - .483

    Spring Height .250”

    .173 - .208

    .223 - .258

    .273 - .308

    .323 - .358

    .373 - .408

    .423 - .458

    Spring Height .275”

    .148 - .183

    .198 - .233

    .248 - .283

    .298 - .333

    .348 - .383

    .398 - .433

    Spring Height .300”

    .123 - .158

    .173 - .208

    .223 - .258

    .273 - .308

    .323 - .358

    .373 - .408

    Spring Height .325”

    .098 - .133

    .148 - .183

    .198 - .233

    .248 - .283

    .298 - .333

    .348 - .383

    Spring Height .350”

    .073 - .108

    .123 - .158

    .173 - .208

    .223 - .258

    .273 - .308

    .323 - .358

    *Spring Height .375”

    .048 - .083

    .098 - .133

    *.148 - .183

    .198 - .233

    .248 - .283

    .298 - .333

    *Most common size combination

     

    1-3/8” Spring

    Button Grip

    .400

    .450

    *.500

    .550

    .600

    .650

    Spring Height .225”

    .205-.248

    .255-.298

    .305-.348

    .355-.398

    .405-.448

    .455-.498

    Spring Height .250”

    .180-.223

    .230-.273

    .280-.323

    .330-.373

    .380-.423

    .430-.473

    Spring Height .275”

    .155-.198

    .205-.248

    .255-.298

    .305-.348

    .355-.398

    .405-.448

    Spring Height .300”

    .130-.173

    .180-.223

    .230-.273

    .280-.323

    .330-.373

    .380-.423

    Spring Height .325”

    .105-.148

    .155-.198

    .205-.248

    .255-.298

    .305-.348

    .355-.398

    Spring Height .350”

    .080-.123

    .130-.173

    .180-.223

    .230-.273

    .280-.323

    .330-.373

    *Spring Height .375”

    .055-.098

    .105-.148

    *.155-.198

    .205-.248

    .255-.298

    .305-.348

    Spring Height .400”

    .030-.073

    .080-.123

    .130-.173

    .180-.223

    .230-.273

    .280-.323

    Spring Height .425”

    .005-.048

    .055-.098

    .105-.148

    .155-.198

    .205-.248

    .255-.298

    *Most common size combination

     

     

    EXAMPLE:

    Installing a panel using a weld plate

    Panel thickness: .045
    Weld Plate thickness: .060
    Total Thickness: .105

    From the chart above using a 1-3/8" spring I can see I am going to need a .325 spring and .400 button. I could also use a .425 spring and .500 button.