ISO-LF Socket Weld Flange

Socket Weld Flanges are designed with a tube counterbore for internal welds.

  • High Vacuum Rated to 1×10-8 Torr
  • Bakeable to 200°C
  • Compatible with all ISO standard vacuum flanges and fittings
  • Quick Sealing and disassembly
  • Internal weld
  • Self-aligning
  • Designed to fit standard inch tubing O.D.’s
  • To simplify aluminum welding, ANCORP also offers an aluminum ISO-LF stub weld flange
  • Standard Material:
    • 304L Stainless Steel
    • 316 Stainless Steel
    • 6061 Aluminum

*Dimensions are in inches unless otherwise specified

Part IDReference NumberABCDMaterialTube O.D.3D CADDrawingUnit PriceIn StockQty, Add To Cart
Part ID4500069Reference NumberLF63-250-SFA 2.51B 2.37C 3.74D 0.25Material 304L SSTube O.D. 2.53D CADLoginDrawingLoginUnit Price$62.003
Part ID4503069Reference NumberLF63-250-SF-316A 2.51B 2.37C 3.74D 0.25Material 316 SSTube O.D. 2.53D CADLoginDrawingLoginUnit PriceRequest a Quote18
Part ID4500070Reference NumberLF80-300-SFA 3.01B 2.87C 4.33D 0.25Material 304L SSTube O.D. 33D CADLoginDrawingLoginUnit Price$73.5010
Part ID4506070Reference NumberLF80-300-SF-316A 3.01B 2.87C 4.33D 0.25Material 316 SSTube O.D. 33D CADLoginDrawingLoginUnit PriceRequest a QuoteContact
Part ID4500071Reference NumberLF100-400-SFA 4.01B 3.87C 5.12D 0.25Material 304L SSTube O.D. 43D CADLoginDrawingLoginUnit Price$85.00162
Part ID4506071Reference NumberLF100-400-SF-316A 4.01B 3.87C 5.12D 0.25Material 316 SSTube O.D. 43D CADLoginDrawingLoginUnit PriceRequest a Quote4
Part ID4500072Reference NumberLF160-600-SFA 6.02B 5.83C 7.09D 0.25Material 304L SSTube O.D. 63D CADLoginDrawingLoginUnit Price$118.5026
Part ID4500073Reference NumberLF200-800-SFA 8.02B 7.76C 9.45D 0.25Material 304L SSTube O.D. 83D CADLoginDrawingLoginUnit Price$185.0028
Part ID4500074Reference NumberLF250-1000-SFA 10.02B 9.75C 11.42D 0.25Material 304L SSTube O.D. 103D CADLoginDrawingLoginUnit Price$295.0051
Part ID4500075Reference NumberLF320-1275-SFA 12.77B 12.42C 14.57D 0.38Material 304L SSTube O.D. 12.753D CADLoginDrawingLoginUnit Price$585.003
Part ID4500076Reference NumberLF400-1600-SFA 16.03B 15.62C 17.72D 0.38Material 304L SSTube O.D. 163D CADLoginDrawingLoginUnit PriceRequest a Quote3
Part ID4500077Reference NumberLF500-2000-SFA 20.04B 19.62C 21.65D 0.38Material 304L SSTube O.D. 203D CADLoginDrawingLoginUnit PriceRequest a Quote6 Weeks