Close

Please select your country or region to be
directed to the appropriate Lesker site.

RF450X337M FLANGE, ZERO-LENGTH REDUCING, 4.5"CF (FIXED THRU) TO 3.37"CF (METRIC TAPPED), 2.00" BORE

SKU: SKU0193502
Unit Price:
P.O.R.
Availability:
KJLC will contact you.
Quantity:
Product VacuCAD Files
Corrosion Resistant Coatings
Learn more about corrosion and wear resistant coating options tailored to solve material compatibility problems in industries including semiconductor, oil and gas, and chemical processing.
Flanges and Components FAQ
Click here for answers to some of the most common questions we are asked.
Contact Us
Contact Us
Questions? Let's Talk!
Contact your dedicated Lesker sales team today.
+1 800 245 1656

Specifications

All dimensions listed in the table below, unless otherwise stated, are in inches.

Flange Style Conflat (CF)
Flange Size/OD DN63CF (4.50 in / 114.30 mm OD)
Flange Size/OD (Large) DN63CF (4.50 in / 114.30 mm OD)
Flange Size/OD (Small) DN50CF (3.38 in / 85.73 mm OD)
Type Zero-Length Reducer
Flange Material 304L SS
Bore 2.00
Bore (Metric) 50.800
Thickness 0.68
Thickness (Metric) 17.272
Bolt Circle Dia. (Large) 3.628
Bolt Circle Dia. (Large) (Metric) 92.151
Hole/Thread Size (Large) 0.332
Hole/Thread Size (Large) (Metric) 8.433
# of Bolt Holes (Large) 8
Bolt Circle Dia. (Small) 2.850
Bolt Circle Dia. (Small) (Metric) 72.390
Thread Size (Small) M8 X 1.25P
# of Bolt Holes (Small) 8

Dimensional Drawings

Accessories Table

More
Info
Description For Per Package
VacuCADSM
Part Number Price Ready to Ship Add Item Combine Tooltip How to Combine - Click the checkboxes of the parts you would like to purchase and then click the button below to add all parts selected into your Cart.
Description For Per Package
VacuCADSM
Part Number Price Ready to Ship Add Item Combine
Gasket, Copper, DN50CF (3.375" OD) Flange, 2.425" OD, 2.010" ID, (10) Per Package All 3.38" (DN50CF) Flanges 10
GA-0337View GA-0337 Specific Information
$37.15
In Stock Add Item
Gasket, Copper, DN63CF (4.50" OD) Flange, 3.243" OD, 2.506" ID, (10) Per Package All 4.50" (DN63CF) Flanges 10
GA-0450View GA-0450 Specific Information
$58.90
In Stock
Add Item
Hex Bolt & Washer Kit, Stainless Steel, (25) 5/16-24 x 1.25" Long Hex Bolts & (25) Flat Washers 6.00" (DN100CF) Larger CF to Tapped Hole CF 25
HBK31224125
$31.10
In Stock
Add Item
Hex Bolt & Washer Kit, Stainless Steel, (25) M8 x 35mm Long Hex Bolts & (25) Flat Washers 4.50" (DN63CF), 4.62" (DN75CF), 6.00" (DN100CF), or 6.75" (DN125CF) Larger CF to Tapped Hole CF 25
HBKM8X35
$16.10
In Stock
Add Item
Hex Bolt, Nut & Washer Set, Stainless Steel, (25) 5/16-24 x 2.00" Long Hex Bolts, (25) Hex Nuts, & (50) Flat Washers 4.50" (DN63CF) Larger CF to Clearance Hole CF 25
HBS31224200View HBS31224200 Specific Information
$33.20
In Stock
Add Item
Hex Bolt, Nut & Washer Set, Stainless Steel, (25) M8 x 50mm Long Hex Bolts, (25) Hex Nuts, & (50) Flat Washers 4.50" (DN63CF) Larger CF to Clearance Hole CF 25
HBSM8X50
$38.20
In Stock
Add Item
Metric Stud, Nut, & Washer Set for Blind Tapped Conflat (CF) Flanges 3.37" (DN50CF) Smaller CF to Clearance Hole CF
N/A
HSSM8X40P-9View HSSM8X40P-9 Specific Information
$38.75
In Stock
Add Item
Gasket Removal Tool, For All Conflat (CF) Flange Sizes All CF Flanges 1
N/A
VZGRT
$38.50
In Stock
Add Item
Thread Lubricant, 4 Ounce Tube All CF Flanges 1
N/A
VZTL-4OZ
$113.00
In Stock
Add Item
No items have been selected Include Main Part:  RF450X337M
How to Combine Click the checkboxes of the parts you would like to purchase and then click the button below to add all parts selected into your Cart.
Contact Us - RF450X337M - FLANGE, ZERO-LENGTH REDUCING, 4.5"CF (FIXED THRU) TO 3.37"CF (METRIC TAPPED), 2.00" BORE