Pennybottom Cartridge Heater Specifications and Tolerances

Nominal Diameter	1/4"		3/8"		1/2"
Nominal Diameter	in	(mm)	in	(mm)	in	(mm)
Actual Diameter	0.246	(6.30)	0.371	(9.42)	0.496	(12.60)
Diameter Tolerance	±.002	(0.051)	±.002	(0.051)	±.002	(0.051)
Minimum Length	1	(25.40)	1	(25.40)	1-1/4	(31.75)
Maximum Length	36	(914)	48	(1219)	60	(1524)
Length Tolerance Heaters up to 5" (127 mm) long	±3/32	(2.4)	±3/32	(2.4)	±3/32	(2.4)
Length Tolerance Heaters over 5" (127 mm) long Camber Tolerance	±2% of Sheath Length
Heaters to 12" (305 mm) long Camber Tolerance	.010" (.254 mm) per Foot of Length
Heaters over 12" (305 mm) long	.020" (.508 mm) per Foot of Length