For Tube

OD Flange

OD High-Vacuum

Flange Size High Vacuum

Connection Type Bolt Circle

Dia. Dia. No.

of Bolts

Included No. of Bolt

Kits Required Lg. Max. Vacuum Material Appearance Each

Fixed

3/4" 1 21/64" 16 CF 1 1/16" 11/64" 6 No 1 5/16" 1 × 10 -13 torr @72° F 304 Stainless Steel Polished 9088K11 $11.39

1 1/2" 2 3/4" 40 CF 2 5/16" 17/64" 6 No 1 1/2" 1 × 10 -13 torr @72° F 304 Stainless Steel Polished 9088K14 26.41

2 1/2" 4 1/2" 63 CF 3 5/8" 21/64" 8 No 1 11/16" 1 × 10 -13 torr @72° F 304 Stainless Steel Polished 9088K17 82.61

4" 6" 100 CF 5 1/8" 21/64" 16 No 2 25/32" 1 × 10 -13 torr @72° F 304 Stainless Steel Polished 9088K21 129.70

Gaskets

Gasket

For Tube

OD For Flange

OD Gasket

Material Specifications

Met Each

3/4" 1 21/64" Copper ASTM F68 9088K51 $3.68

1 1/2" 2 3/4" Copper ASTM F68 9088K52 5.30

2 1/2" 4 1/2" Copper ASTM F68 9088K53 8.90

4" 6" Copper ASTM F68 9088K54 13.20

Bolt Kits

Bolt Kit

For Flange

OD For High-Vacuum

Flange Size Bolt Dia. Thread

Size No. of Bolts

Included No. of Nuts

Included No. of Washers

Included Bolt Material Each

1 21/64" 16 0.167" 8-32 6 6 12 18-8 Stainless Steel 9088K71 $9.60

2 3/4" 40 1/4" 1/4"-28 6 6 12 18-8 Stainless Steel 9088K72 12.80

4 1/2" 63 5/16" 5/16"-24 8 8 16 18-8 Stainless Steel 9088K73 16.00

6" 100 5/16" 5/16"-24 8 8 16 18-8 Stainless Steel 9088K74 20.80