SPRING 6B1909 - Caterpillar

6B1909 SPRING Caterpillar parts 955C, 977D, D315

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Alternative (cross code) number:
CA6B1909
6B-1909
6B1909

Weight: 0.03 pounds 0 kg.

Information:

ACTUAL RATE 13.484 N/MM

FREE LENGTH 52.324 mm

OD 9.652 mm

SOLID LENGTH 36.576 mm

WIRE DIAMETER 1.829 mm

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MARINE ENGINE, TRACK LOADER,

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#1456797 6B1909

2024-11-14

#307837 6B1909

2019-05-09

Compatible equipment models: 6B1909:

MARINE ENGINE D315

TRACK LOADER 955C 977D Caterpillar

Number on catalog scheme: None

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Information:

Illustration 1 g06001077
Table 1
Specification for 462-4739 Cylinder Head Gp
Item Qty Part Specification Description
1 4 450-0908 Spring Length under test force is 60.29 mm (2.373 inch).
Test force is 510 26 N m (376 19 lb ft).
Approximate free length after test is 76.15 mm (2.998 inch).
2 4 450-0909 Spring Length under test force is 57.5 mm (2.26 inch).
Test force is 275.0 13.8 N m (202.8 10.2 lb ft).
Approximate free length after test is 72.1 mm (2.83 inch).
A - - Height from top of the cylinder head to the top of the valve guide is 26.0 1.0 mm (1.02 0.04 inch).
3 2 449-7117 Valve Guide Apply clean engine oil to the bore before assembly.
Bore in the cylinder head for intake valve guides is 11.042 0.025 mm (0.4347 0.0010 inch).
4 2 449-7118 Valve Guide Apply clean engine oil to the bore before assembly.
Bore in the cylinder head for exhaust valve guide is 12.619 0.025 mm (0.4968 0.0010 inch).
5 2 450-4379 Exhaust Valve Apply clean engine oil to the valve stems prior to installation in the cylinder head.
Face angle is 45.60 0.25 degrees.
Stem diameter is 12.573 0.010 mm (0.4950 0.0004 inch).
Valve head diameter is 56.00 0.15 mm (2.205 0.006 inch).
6 2 452-5415 Inlet Valve Apply clean engine oil to the valve stems prior to installation in the cylinder head.
Face angle is 19.40 0.25 degrees.
Stem diameter is 11.000 0.010 mm (0.4330 0.0004 inch).
Valve head diameter is 56.00 0.15 mm (2.205 0.006 inch).
7 2 456-0780 Valve Seat Angle of valve seat face is 20.00 0.25 degrees.
Outside diameter is 60.627 0.015 mm (2.3868 0.0006 inch).
Bore in the cylinder head for seat insert is 60.508 0.025 mm (2.3822 0.0010 inch).
Depth of bore in the cylinder head for seat insert is 15.25 0.15 mm (0.600 0.006 inch).
8 2 456-0411 Valve Seat Angle of valve seat face is 45.00 0.25 degrees.
Outside diameter is 60.119 0.015 mm (2.3668 0.0006 inch).
Bore in the cylinder head for valve seat insert is 60.000 0.025 mm (2.3622 0.0010 inch).
Depth of bore in the cylinder head for seat insert is 14.50 0.15 mm (0.571 0.006 inch).