Thread Size	M5x0.5	M7x0.75	1/4-20	3/8-24	M10	3/8-24	M10
Model Number	AutoPSI-S AutoPSI-TC C11294-Q C41294-Q C21294-Q D21294-Q C31294-Q D31294-Q	AutoPSI-S AutoPSI-TC C11239-Q C41239-Q C21239-Q D21239-Q C31239-Q D31239-Q	AutoPSI-S AutoPSI-TC C11224-Q C41224-Q C21224-Q D21224-Q C31224-Q D31224-Q	AutoPSI-S AutoPSI-TC C21273-Q D21273-Q C31273-Q D31273-Q	AutoPSI-S AutoPSI-TC C21283-Q D21283-Q C31283-Q D31283-Q	AutoPSI-S AutoPSI-TC C21271-Q D21271-Q C31271-Q D31271-Q C71271-Q D71271-Q	AutoPSI-S AutoPSI-TC C21281-Q D21281-Q C31281-Q D31281-Q C71281-Q D71281-Q
Pressure Range	0-7 bar (~100 psi) 0-14 bar (~200 psi) 0-70 bar (~1,000 psi) 0-200 bar (~3,000 psi)	0-7 bar (~100 psi) 0-14 bar (~200 psi) 0-70 bar (~1,000 psi) 0-200 bar (~3,000 psi)	0-7 bar (~100 psi) 0-14 bar (~200 psi) 0-70 bar (~1,000 psi) 0-200 bar (~3,000 psi)	0-70 bar (~1,000 psi) 0-200 bar (~3,000 psi)	0-70 bar (~1,000 psi) 0-200 bar (~3,000 psi)	0-70 bar (~1,000 psi) 0-200 bar (~3,000 psi) 0-700 bar (~10,000 psi)	0-70 bar (~1,000 psi) 0-200 bar (~3,000 psi) 0-700 bar (~10,000 psi)
Pressure Sealing	Flange	Shoulder	Flange	Shoulder	Shoulder	118° Conical Tip	118° Conical Tip
Features	Package equivalent to    Kistler sensor Model    6051B Mountable in third party    sensing spark plugs that   accept the M5 sensor    package Suitable for direct    mounting in cylinder    heads	Package equivalent to    Kistler sensor Model    6001 Suitable for direct    mounting in cylinder    heads	Suitable for direct    mounting in cylinder    heads	Package equivalent to    Kistler sensor Model    6121, 6123, or 6125 Suitable for direct    mounting in cylinder    heads 3/8-24 Rotating Nut	Package equivalent to    Kistler sensor Model    6121, 6123, or 6125 Suitable for direct    mounting in cylinder    heads M10 Rotating Nut	Suitable for direct    mounting in cylinder    heads 3/8-24 Rotating Nut	Suitable for direct    mounting in cylinder    heads M10x1.25 Rotating Nut
Diagrams