WESPC Exhaust Valve Seat T406545 For Perkins T4.236 and AT4.236
Diesels Engine
| Brand Name | WESPC |
| Place of Origin | China |
Part Number | T406545 |
| After-sales Service Provided | Video Technical Support, Online Support |
| Marketing Type | Ordinary Product |
| Certificate | ISO9001 |
| Warranty | 1 Year |
| Stock | Yes |
Application:
The T406545 exhaust valve seat is produced for Perkins T4.236 and
AT4.236 turbo-charged 4.0 L diesels, so it is fitted to
agricultural tractors, combine harvesters, 60-120 kVA generator
sets and compact wheel loaders that use these engines; the same
insert is also specified for select Caterpillar C7.1 and 1204/1206
Series builds, giving one reference across construction, farming
and power-generation fleets.
Technical specifications:
OD 43.1 mm, ID 33.0 mm, height 7.5 mm, 40° seat angle, 1.8 mm
seating width; interference 0.06-0.08 mm for cast-iron heads,
concentricity within 0.02 mm to prevent valve run-out under 220 bar
peak pressure.
Material & performance features:
Vacuum-sintered Co-Cr-Mo cast iron, tempered to 45-50 HRC, with 30
% Cr, 1.2 % Mo, 0.8 % V for hot hardness of 38 HRC at 700 °C;
lapped seat face Ra 0.6 µm beds in within 15 min and resists
low-sulphur diesel, biodiesel and 20 % HVO, giving >12 000 h
service before re-cut.
Interchange part numbers:
4307240R91, 4307315R91, KMP T406545.
