Type BF - Bulkhead Fitting
Available on 1/2" and 5/8" cartridge heaters only.
A 5/8"-18 UNF brass fitting is silver brazed to the cartridge for mounting the heater to the wall of a tank or enclosure. Includes a copper washer and jam nut. The lead wires are internally connected. To prevent moisture or contamination, the bushing cavity can be filled with various materials. For liquid immersion heating applications only.

BFA - Low temperature epoxy potting - 350 degrees F (176 deg. C)
BFB - Silicone rubber potting - 450 degrees F (232 deg. C)
BFC - High temperature epoxy potting - 450 degrees F (232 deg. C)
Standard - 10" leads. If longer leads are required - Specify.

SCREW TERMINAL TERMINATION

Type T2 - Screw Terminals
Available on 5/8" and 3/4" diameter heaters.
Standard - #8-32 screw thread, 7/8" long


MOUNTING AND REMOVAL

Type MFR - Mounting Flange ­p; Round
Recommended for applications where excessive vibration exists and may cause the heater to back out of its mounting hole. The flange is used as a means of securing the cartridge heater in place.
Standard - 10" externally connected leads. If longer leads are required - Specify.

Type MFH - Mounting Flange - Hex
A hex shape to allow the possibility of using a wrench when removal is tight. The flange is used as a means of securing the cartridge heater in place.
Standard - 10" externally connected leads. If longer leads are required - Specify.

Standard Hex Mounting Flanges
Heater Diameter F C H
in.mm in.mm in.mm in.mm
1/4(6.35)125.403/419.05.1443.66
5/16(7.94)125.40 3/419.05.1443.66
3/8(9.53)125.403/419.05.1443.66
1/2(12.70)1 3/835.0315/3229.37.1874.76
5/8(15.88)1 3/835.0315/3229.37 .1874.76
3/4(19.05)1 3/835.0315/3229.37.1874.76