G-Series – GA Model Key Features.

Standard Design Features:

  • Interchangeable with the gas compression couplings from Rexnord Thomas and TB Woods with similar mass, inertia, and stiffness
  • Stainless steel discs and alloy steel hubs are standard
  • Improved ease of installation with unitized disc packs
  • Reduced disc flaring and disc flexing forces with scalloped discs

Custom Design Options:

  • Ability to tune mass, inertia, and stiffness with custom design options
  • API compliant versions available
Download G Series Installation Manual

Diagram G-Series – GA Model

G-Series – GA Model  Competitive Replacement Guides.

G-Series Competitive Replacement Guide for GA/GC

View the guide to properly identifying the PSC Coupling size to replace your current disc coupling brand. Custom options are also available to meet your exact needs.

View Replacement Guide

G-Series – GA Model Specific Details.

Ratings

Coupling SizeContinuous TorquePeak TorqueMax. RPMMax. Bore KeyedMax. Bore KeylessMisalignment Capacity 1Weight 2Inertia 2
(in-lbs)(Nm)(in-lbs)(Nm)(in.)(mm)(in.)(mm)Angular (deg)Axial (in)Axial (mm)(lbs.)(kg)(lb-in^2)(kg-m^2)
GA26221,0002,37325,2002,8472,5003.25082.63.62592.10.33±0.043±1.0930141650.048
GA31236,0004,06743,2004,8812,5003.87598.44.375111.10.33±0.051±1.3049223750.110
GA35052,8005,96663,4007,1632,3004.250108.04.750120.70.33±0.056±1.4269316730.197
GA37579,4008,97195,30010,7672,2004.625117.55.250133.40.33±0.062±1.5789401,0200.298
GA42588,0009,943105,60011,9312,0005.000127.05.625142.90.33±0.067±1.70116531,6000.468
GA450136,10015,377163,40018,4621,9005.250133.46.00152.40.33±0.072±1.83143652,2900.670
GA500200,80022,687240,90027,2181,8006.000152.46.750171.50.33±0.082±2.08211964,1201.21
GA550275,10031,082330,10037,2961,8006.750171.57.500190.50.33±0.092±2.343041387,2402.12
GA600358,90040,550430,70048,6631,8007.375187.38.250209.60.33±0.102±2.5939417912,3003.60
GA700456,50051,578547,80061,8931,5008.375212.79.375238.10.33±0.115±2.9264529324,4007.14
GA750644,90072,864773,90087,4391,5009.000228.610.125257.20.33±0.125±3.1874133635,90010.5
GA800813,80091,947976,500110,3301,2009.750247.711.000279.40.33±0.136±3.4595643453,80015.7
GA850898,700101,5391,078,400121,8431,10010.250260.411.625295.30.33±0.144±3.66118053576,70022.4
GA9251,281,300144,7671,537,500173,7141,00011.250285.812.750323.90.33±0.156±3.961,510685117,00034.2
1 Angular values represent misalignment per disc pack. Axial values represent misalignment for double flexing coupling.
2 Weight and inertia values represent total coupling assembly with maximum keyed bore diameter in both hubs.

Dimensional Data

Coupling SizeABHLCOL
(in)(mm)(in)(mm)(in)(mm)(in)(mm)(in)(mm)
GA2626.88174.84.50114.32.8873.23.5189.29.27235.5
GA3128.12206.25.44138.23.3885.94.14105.210.90276.9
GA3509.12231.66.00152.43.7595.34.58116.312.08306.8
GA37510.06255.56.50165.14.00101.65.18131.613.18334.8
GA42511.00279.47.00177.84.25108.05.55141.014.05356.9
GA45011.88301.87.44189.04.50114.35.93150.614.93379.2
GA50013.44341.48.38212.95.00127.06.81173.016.81427.0
GA55015.00381.09.44239.85.50139.77.70195.618.70475.0
GA60016.75425.510.31261.96.00152.48.43214.120.43518.9
GA70018.94481.111.75298.57.00177.89.66245.423.66601.0
GA75020.62523.712.62320.57.25184.210.54267.725.04636.0
GA80022.38568.513.75349.37.75196.911.36288.526.86682.2
GA85023.75603.314.50368.38.25209.612.18309.428.68728.5
GA92525.75654.115.88403.49.00228.613.25336.631.25793.8

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  • Alloy hub and stainless steel disc are standard
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What Sets Us Apart.

Alignment Driven Success.

Our expertise in flexible disc couplings resolves the challenges of your demanding applications. We bring innovation to disc coupling design, integration, and customer support that make your life easier.

Why PSC?