NT4642 SLEEVE. Top link CAT 2 hardened bush/sleeve pressed in to ATJ6492 SWIVEL BALL JOINT.
Interchangeable with NT8363 SLEEVE, CAT 1.
Dimensions: 1" inch inside diameter by 13/8" inch outside diameter by 13/4" inch long.
Used as the drop arm sleeve for standard lift rod assembly and levelling box assembly on Nuffield tractors with 12 inch diameter top link arm pins, up to Nuffield 10/42 and 10/60 and serial number 71451 (For tractors with serial number 71452 onwards with A 2500 psi lift assembly use ATJ6394 SLEEVE).