ISO Non Rotatable Flanges

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Specifications

MODEL NUMBERDIAGRAMNOMINAL IDABCDEF
ISO-63-0R-BA5.1180.7424.331
ISO-63-250NB2 1/25.1180.7422.4382.5100.2504.331
ISO-80-000NA5.7090.7424.921
ISO-80-300NB3 1/25.7090.7422.9383.0100.2504.921
ISO-100-000NA6.4960.7425.709
ISO-100-400NB46.4960.7423.9104.0100.2505.709
ISO-160-000NA8.8580.6307.874
ISO-160-600NB68.8580.6305.8756.0200.3757.874
ISO-200-000NA11.2200.63010.236
ISO-200-800NB811.2200.6307.8758.0200.37510.236
ISO-250-000NA13.1890.63012.205
ISO-250-1000NB1013.1890.7879.87510.0200.37512.205
ISO-320-000NA16.7320.78715.551
ISO-320-1200NB1216.7320.78711.76012.0200.37515.551
ISO-320-1275NB1216.7320.78712.42012.7700.37515.551
ISO-400-000NA20.0790.78718.898
ISO-400-1600NB1620.0790.78715.64216.0200.37518.898
ISO-500-000NA24.0160.78722.835
ISO-500-2000NB2024.0160.78719.64220.0200.37522.835

 

MODEL NUMBERBOLT HOLESBOLT DIAMETER
ISO-63-0R-B40.359
ISO-63-250N40.359
ISO-80-000N80.359
ISO-80-300N80.359
ISO-100-000N80.359
ISO-100-400N80.359
ISO-160-000N80.359
ISO-160-600N80.359
ISO-200-000N120.438
ISO-200-800N120.438
ISO-250-000N120.438
ISO-250-1000N120.438
ISO-320-000N120.551
ISO-320-1200N120.551
ISO-320-1275N120.551
ISO-400-000N160.551
ISO-400-1600N160.551
ISO-500-000N160.551
ISO-500-2000N160.551

Specifications - ISO Non Rotatable Flanges

General: Optional fastener or nonrotatable flanges with clearance bolt holes
Nominal OD sizes: ISO-63 to ISO-500
Tube sizes: 2-1/2 to 20 inches
Materials
Flange: 304 or 316L stainless steel
O-rings: Viton, Buna
Bolts: 18-8 stainless steel
Vacuum range:
Elastomer seal: >= 1 x 10-8 Torr – High vacuum
EVAC metal seal: >= 1 x 10-11 Torr – UHV
Temperature range:
Viton: -20°C to 200°C
Buna: -30°C to 110°C
EVAC metal seal: -270°C to 150°C