Flare Nut Wrenches Available
Usage:
Three new wrenches are available to remove and install flared tubing assemblies, which use hexagonal nuts in special sizes (see illustration). These sizes are not available commercially (in shops) in this type of wrench.
The 5P7254 is 13/32" on one end and 15/32" on the other; the 5P7255 is 17/32" and 19/32", and the 5P7256 Wrench is 25/32" and 29/32".
Flare Nut Wrench.
Caterpillar Information System:
1977/05/25 Shorter Bolts Now Used In Exhaust Manifold Support
1977/05/25 New Rotor Assembly For Engine Oil Pump Has A Drilled Passage For Better Lubrication Of Oil Pump Bearing
1977/05/13 New Fuel Nozzle Assembly Available
1977/05/13 Gasket For Water Temperature Regulator Now Has Larger Vent Passage
1977/05/13 Improved Keystone Piston Assembly
1977/05/13 Improved Air Cleaner Group
1977/05/13 Guide Assembly For Dipstick (Oil Level Gauge) Now Has Thicker Walls
1977/05/13 New Crankshaft Front Seal And Wear Sleeve Permit Crankshafts With Seal Wear To Be Used Again
1977/05/13 New Information On Caterpillar Cooling System Inhibitor
1977/05/13 New 5P4185 Fuel Pump Timing Pin To Be Used Only On 3408 And 3412 Engines
1977/05/03 New Socket Assembly To Tighten The Bolts That Fasten The Sleeve Levers To The Sleeve Shaft
1977/05/03 Improved Cylinder Block With Spacer Plate Used With New Cylinder Heads, Cylinder Head Gaskets, Cylinder Liners And Timing Gear Housing
1977/05/25 Self Locking Bolts Or Hardened Washers Used In Place Of Sheet Metal Locks
1977/05/25 Orifice In Oil Supply Passages Of BrakeSaver Stator Prevent Seal Leakage
1977/05/25 Correct Installation Of Valve Lifters On The Camshaft Is Very Important To Prevent Failures
1977/05/25 Parts In 1P3075 Seal Puller Group Available Separately
1977/06/08 Improvements To Fuel Injection Pump And Governor
1977/06/22 Water Pump Has Stronger Pulley
1977/06/22 New Adapter Group For Use With Fuel Injection Test Bench
1977/06/22 List Of Service Publications
1977/06/22 Fabricated Tools For Assembly And Disassembly Of 7271 Marine Transmission
1977/06/22 New Gasket Used At The Outlet Flange On Heavy-Duty Air Cleaner Group
1977/06/22 Stronger Guide Assembly For Oil Level Gauge Used On Caterpillar-Built Engines In Massey-Ferguson Tractors
1977/06/29 5P7333 Tool Group Available For The Repair Of Loose Bridge Dowels On Cylinder Heads