![Ideal Vacuum | ASA 9.0 / ANSI 4 Bored Flange, with O-Ring Groove, Not Rotatable, 9 in OD, 7.5 in BCD, Eight 0.75 in ID Bolts Holes, 304 Stainless Steel Ideal Vacuum | ASA 9.0 / ANSI 4 Bored Flange, with O-Ring Groove, Not Rotatable, 9 in OD, 7.5 in BCD, Eight 0.75 in ID Bolts Holes, 304 Stainless Steel](https://www.idealvac.com/files/images/ASA-4-Grooved-Flange-4in-Bore_P107771_01.jpg)
Ideal Vacuum | ASA 9.0 / ANSI 4 Bored Flange, with O-Ring Groove, Not Rotatable, 9 in OD, 7.5 in BCD, Eight 0.75 in ID Bolts Holes, 304 Stainless Steel
![ANSI B16.5 Classe di flessione delle viti di saldatura di classe 1500 specificate dai costruttori e fornitori dell'acquirente - China Factory - EO FLANGES ANSI B16.5 Classe di flessione delle viti di saldatura di classe 1500 specificate dai costruttori e fornitori dell'acquirente - China Factory - EO FLANGES](http://it.eoflanges.com/uploads/201715176/ansi-b16-5-class-1500-welding-neck-flanges58341171497.jpg)
ANSI B16.5 Classe di flessione delle viti di saldatura di classe 1500 specificate dai costruttori e fornitori dell'acquirente - China Factory - EO FLANGES
![Ideal Spectroscopy | Bolt Kit for ASA 9.0 / ANSI 4 Smooth or Grooved Flanges, Includes Eight Stainless Steel 5/8-11 x 2 in. Long Bolts & Washers Ideal Spectroscopy | Bolt Kit for ASA 9.0 / ANSI 4 Smooth or Grooved Flanges, Includes Eight Stainless Steel 5/8-11 x 2 in. Long Bolts & Washers](https://www.idealvac.com//files/images/MatingASA_Flanges_1.gif)