Unit of Measure
Items
PCI LBRA Track Roller NCTR BB Closed

Crowned Track Roller

PCI LBRA Track Roller NCTR BB Closed

Crowned Track Roller

PCI LBRA Track Roller NCTR BB Closed

Crowned Track Roller

PCI LBRA Track Roller NCTR BB Closed

Crowned Track Roller

PCI LBRA Track Roller NCTR BB Closed

Crowned Track Roller
UPC Code N/A 00841946135407 N/A 00841946124890 N/A 00841946124906 N/A 00841946124937 N/A 00841946124951
Description N/A NCTR-1.00 (NON METALLIC - CROWNED TRACK ROLLER) N/A NCTR-1.125 (NON METALLIC - CROWNED TRACK ROLLER) N/A NCTR-1.25 (NON METALLIC - CROWNED TRACK ROLLER) N/A NCTR-1.375 (NON METALLIC - CROWNED TRACK ROLLER) N/A NCTR-1.50 (NON METALLIC - CROWNED TRACK ROLLER)
Features N/A Crowned Track Rollers have a spherical body profile and are used to reduce the effects of misalignment by better distributing load. Crowned rollers are also used in rotary applications to minimize scrubbing or skidding.
Thread Type Description N/A
Line Drawing (Dimensions Tab) N/A
CTR-MED
Roller Dia. (A) N/A 1.000 in25.4 mm N/A 1.125 in28.6 mm N/A 1.250 in31.8 mm N/A 1.375 in34.9 mm N/A 1.500 in38.1 mm
Stud Dia. (C) N/A 0.437 in11.1 mm N/A 0.437 in11.1 mm N/A 0.500 in12.7 mm N/A 0.500 in12.7 mm N/A 0.625 in15.9 mm
Series N/A NCTR
Outside Ring Shape N/A Crowned - Spherical
Type N/A Crowned / Spherical
Material N/A Non-Metallic
Roller Material N/A Non-Metallic
Stud Material N/A Carbon Steel
Lubrication Type N/A Sealed for Life
Stud Type N/A Standard
Dynamic Load N/A 860 lbf3825 N N/A 860 lbf3825 N N/A 1430 lbf6361 N N/A 1430 lbf6361 N N/A 2660 lbf11832 N
Static Load Rating N/A 430 lbf1912 N N/A 430 lbf1912 N N/A 750 lbf3336 N N/A 750 lbf3336 N N/A 1400 lbf6227 N
Axial Dynamic Load Rating N/A 220 lbf978 N N/A 220 lbf978 N N/A 360 lbf1601 N N/A 360 lbf1601 N N/A 670 lbf2980 N
Axial Static Load Rating N/A 110 lbf489 N N/A 110 lbf489 N N/A 190 lbf845 N N/A 190 lbf845 N N/A 350 lbf1556 N
Max Speed Rating N/A 24,000 rpm N/A 24,000 rpm N/A 19,000 rpm N/A 19,000 rpm N/A 15,000 rpm
Stud Capacity N/A 500 lb2241 N N/A 500 lb2241 N N/A 900 lb4034 N N/A 900 lb4034 N N/A 1,570 lb7037 N
Retaining Ring Capacity N/A 470 lb2092 N N/A 470 lb2092 N N/A 470 lb2092 N N/A 470 lb2092 N N/A 550 lb2448 N
Maximum Clamping Torque N/A 180 in·lb20 N·m N/A 180 in·lb20 N·m N/A 180 in·lb20 N·m N/A 180 in·lb20 N·m N/A 350 in·lb40 N·m
Enclosure N/A Rubber Lip
Bearing Type N/A SKF Deep Groove Ball
Weight N/A 0.110 lb0.050 kg N/A 0.120 lb0.054 kg N/A 0.200 lb0.091 kg N/A 0.210 lb0.095 kg N/A 0.420 lb0.191 kg
Width (B) N/A 0.751 in19.1 mm N/A 0.751 in19.1 mm N/A 0.810 in20.6 mm N/A 0.810 in20.6 mm N/A 1.130 in28.7 mm
Bore Diameter (C) N/A
Stud Length (D) N/A 1.000 in25.4 mm N/A 1.000 in25.4 mm N/A 1.250 in31.8 mm N/A 1.250 in31.8 mm N/A 1.500 in38.1 mm
Eccentric Diameter (ED) N/A
Eccentric Length (EL) N/A
Eccentric Offset (EO) N/A
Thread (F) N/A 7/16 - 20 N/A 7/16 - 20 N/A 1/2- 20 N/A 1/2- 20 N/A 5/8 - 18
Groove Center (G) N/A
Groove Center (G) N/A
Hex Size (H) N/A 0.188 in4.8 mm N/A 0.188 in4.8 mm N/A 0.188 in4.8 mm N/A 0.188 in4.8 mm N/A 0.313 in7.9 mm
Flange Diameter (L) N/A
Flange Width (M) N/A
Point Diameter (P) N/A
Crown Radius (R) N/A 12.000 in304.8 mm N/A 12.000 in304.8 mm N/A 14.000 in355.6 mm N/A 14.000 in355.6 mm N/A 20.000 in508.0 mm
Shoulder Diameter (SD) N/A 0.500 in12.7 mm N/A 0.500 in12.7 mm N/A 0.600 in15.2 mm N/A 0.600 in15.2 mm N/A 0.800 in20.3 mm
Shoulder Length (SL) N/A 0.030 in0.8 mm N/A 0.030 in0.8 mm N/A 0.030 in0.8 mm N/A 0.030 in0.8 mm N/A 0.060 in1.5 mm
Total Width (T) N/A 0.781 in19.8 mm N/A 0.781 in19.8 mm N/A 0.840 in21.3 mm N/A 0.840 in21.3 mm N/A 1.190 in30.2 mm
Thread Length (TL) N/A 0.500 in12.7 mm N/A 0.500 in12.7 mm N/A 0.625 in15.9 mm N/A 0.625 in15.9 mm N/A 0.750 in19.1 mm
Tread Width (W) N/A
Wrench Flat (Y) N/A
Wrench Flat Length (YL) N/A
Lube Size (Z) N/A