| Company | Mat'l | Color | Application Notes |
| BMW | HNBR | Green | |
| Chrysler | HNBR
HNBR
Neopr | Green
Red
Black | Green in most applications. Red on
new minivan. Black in new Neon. |
| Ford | HNBR
HNBR
HNBR | Green
Black
Tan | Green in most applications. Black on
some orifice tubes for similar size
differentiation. Tan on one switch seal for
similar size differentiation. |
| General Motors | Neopr | Black | |
| Honda | HNBR | Black | |
| Mercedes | HNBR
Nitrile | Green
Black | HNBR on the high side of the
Nitrile in the other sections. |
| Nissan | Nitrile | Black | |
| Toyota | HNBR | Black | |
| Volvo | HNBR
HNBR | Yellow
Black | Predominately yellow. A few black
applications. |
| | | | |
| Cal Sonic | HNBR | Black | |
| Chrysler | HNBR
HNBR | Green
Black | Green for service applications
Black in internal applications. |
Climate Control
CCI | Neopr
Nitrile | Black
Black | Compressor is only used in truck, bus,
and agriculture applications under 200 F |
| Diesel Kiki | HNBR
Nitrile | Black
Black | HNBR where units see high heat
Nitrile in shell seals |
| Ford | HNBR
Nitrile | Green
Black | Green for service applications
Black Nitrile for shell on FX15(FS10) |
| General Motors | HNBR
Neopr | Black
Black | HNBR for high pressure switch R4, HR6,
and V5. Neoprene all other applications. |
| Nippondenso | HNBR
Nitrile | Black
Red | HNBR (RBR) for R134a applications
Nitrile for R12 applications |
| Sanden | HNBR
HNBR
Nitrile | Black
Green
Black | HNBR for R134a applications. Some
HNBR is black and some green.
Nitrile for R12 applications |
| | | | |
A/C O-Rings
