  
Long Butt Flange
• NW (KF, QF) Series
• 6061 T6 Aluminum
• Solid Piece (No Welds)
• 1.58" OAL
• Used as Half Nipple
NW, KF, QF Series High Vacuum Flange OD
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NW10 (KF10) OD: 1.18" – Centering
Ring Counter Bore: 0.48"
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NW16 (KF16) OD: 1.18" – Centering
Ring Counter Bore: 0.68"
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NW25 (KF25) OD: 1.57"
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NW40 (KF40) OD: 2.18"
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NW50 (KF50) OD: 2.95"
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