NUT 4M2347 - Caterpillar

Illustration 1 g03353669
Table 1
Specification for 418-9804 Cylinder Head As, and 220-0694 Cylinder Head Gp
Item Qty Part Specification Description
1 4 316-5977 Spring Length under test force is 57.5 mm (2.26 inch).
Test force is 248.0 12.4 N (55.8 2.8 lb).
Free length after test is 71.4 mm (2.81 inch).
2 4 316-5976 Spring Length under test force is 60.29 mm (2.374 inch).
Test force is 460 23 N (103 5 lb).
Free length after test is 74.8 mm (2.94 inch).
3 4 395-4262 Valve Stem Seal Install the valve stem seal to the inlet and exhaust valves.
Install the valve stem seal after valves are placed.
4 4 395-4263 Valve Before assembly, coat the valve stems with engine oil.
Stem diameter is 9.427 0.010 mm (0.3711 0.0004 inch).
Valve head diameter is 56.00 0.15 mm (2.205 0.006 inch).
Valve face angle is 70.75 0.25 degrees.
Illustration 2 g03353677
Table 2
Item Qty Part Specification Description
5 4 308-7100 Valve Seat Insert Shrink the valve seat inserts by reducing the temperature. Shrinking the valve seat inserts allows placement into the counterbore.
Outside diameter is 60.115 0.015 mm (2.3667 0.0006 inch).
Bore in the cylinder head for valve seat insert (D) is 60.000 0.025 mm (2.3622 0.0010 inch).
Face angle is 20.25 0.25 degrees.
6 2 184-5494 Valve Guide Bore in intake and exhaust valve guides after installation of valve guides into cylinder head assembly is 9.467 0.013 mm (0.3727 0.0005 inch).
Height (C) from the top of the cylinder head to the top of the valve guides is 26.0 0.5 mm (1.02 0.02 inch).
7 2 184-5495 Valve Guide