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Yoke Type Track Rollers

Yoke type track rollers are heavy-duty bearings designed to guide and support loads in linear motion systems. They feature a sturdy yoke design for easy mounting and can handle high radial loads in applications like conveyor systems and cam drives. Their sealed construction protects against contaminants, making them suitable for harsh industrial environments.

Search for the bearing model you need

Standard

GB,ASTM/AISI,ГОСТ,BS,JIS,NF,DIN / VDEh

Material

52100/100Cr6/SUJ2/Stainless Steel

Brand

QIBR/OEM/Neutral

Package

QIBR/Standard Industrial Package/OEM

Outer diameter

16~90mm

Total length

28~100mm

Applications

Automotive Industry, Material Handling Equipment, Construction Machinery, Agricultural Equipment, etc

QIBR Model Selection

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Outer diameter (D)

NO.	Product Number	Outer diameter (D)
1	PWTR2526-2RS	62 mm
2	NUTR30	62 mm
3	PWTR30-2RS	62 mm
4	NUTR3072	72 mm
5	PWTR3072-2RS	72 mm
6	NUTR35	72 mm
7	PWTR35-2RS	72 mm
8	NUTR3580	80 mm
9	PWTR3580-2RS	80 mm
10	NUTR40	80 mm
11	PWTR40-2RS	80 mm
12	NUTR45	85 mm
13	PWTR45-2RS	85 mm
14	NUTR4090	90 mm
15	PWTR4090-2RS	90 mm
16	NUTR50	90 mm
17	PWTR50-2RS	90 mm
18	NUTR45100	100 mm
19	PWTR45100-2RS	100 mm
20	NUTR50110	110 mm
21	PWTR50110-2RS	110 mm
22	NA22/6-2RSR	19 mm
23	NA22/8-2RSR	24 mm
24	NA2200-2RSR	30 mm
25	NA2201-2RSR	32 mm
26	NA2202-2RSR	35 mm
27	NA2203-2RSR	40 mm
28	NA2204-2RSR	47 mm
29	NA2205-2RSR	52 mm
30	NA2206-2RSR	62 mm
31	NA2207-2RSR	72 mm
32	NA2208-2RSR	80 mm
33	NA2210-2RSR	90 mm
34	NATR5-PP	16 mm
35	NATV5-PP	16 mm
36	NATR6-PP	19 mm
37	NATV6-PP	19 mm
38	NATR8-PP	24 mm
39	NATV8-PP	24 mm
40	NATR10-PP	30 mm
41	NATV10-PP	30 mm
42	NATR12-PP	32 mm
43	NATV12-PP	32 mm
44	NATR15-PP	35 mm
45	NATV15-PP	35 mm
46	NATR17-PP	40 mm
47	NATV17-PP	40 mm
48	NATR20-PP	47 mm
49	NATV20-PP	47 mm
50	NATR25-PP	52 mm
51	NATV25-PP	52 mm
52	NATR30-PP	62 mm
53	NATV30-PP	62 mm
54	NATR35-PP	72 mm
55	NATV35-PP	72 mm
56	NATR40-PP	80 mm
57	NATV40-PP	80 mm
58	NATR50-PP	90 mm
59	NATV50-PP	90 mm
60	NUTR15	35 mm
61	PWTR15-2RS	35 mm
62	NUTR17	40 mm
63	PWTR17-2RS	40 mm
64	NUTR1542	42 mm
65	PWTR1542-2RS	42 mm
66	NUTR1747	47 mm
67	PWTR1747-2RS	47 mm
68	NUTR20	47 mm
69	PWTR20-2RS	47 mm
70	NUTR2052	52 mm
71	NUTR2052-2RS	52 mm
72	NUTR25	52 mm
73	NUTR25-2RS	52 mm
74	NUTR2526	62 mm
75	RSTO6-TV	19 mm
76	RSTO8-TV	24 mm
77	RSTO10	30 mm
78	RSTO12	32 mm
79	RSTO15	35 mm
80	RSTO17	40 mm
81	RSTO20	47 mm
82	RSTO25	52 mm
83	RSTO30	62 mm
84	RSTO35	72 mm
85	RSTO40	80 mm
86	RSTO45	85 mm
87	RSTO50	90 mm
88	STO6-TV	19 mm
89	STO8-TV	24 mm
90	STO10	30 mm
91	STO12	32 mm
92	STO15	35 mm
93	STO17	40 mm
94	STO20	47 mm
95	STO25	52 mm
96	STO30	62 mm
97	STO35	72 mm
98	STO40	80 mm
99	STO45	85 mm
100	STO50	90 mm

Features and Advantages of QIBR Yoke Type Track Rollers

Yoke type track rollers address critical challenges in industrial applications through these key benefits:

1. Simplified Mounting

With integrated yoke designs, these rollers enable tool-free installation and removal. This eliminates alignment hassles and reduces downtime during maintenance – ideal for heavy machinery and high-uptime systems.

2. Exceptional Load Capacity

Engineered with robust construction, yoke rollers maintain stable operation under extreme radial loads. Their optimized roller-path geometry minimizes edge stresses, delivering 30% longer service life than conventional designs in shock-load conditions.

3. Space-Efficient Profile

The compact yoke housing allows direct mounting in confined spaces where traditional bearing housings won't fit, particularly valuable in material handling equipment.

4. Low-Maintenance Operation

Pre-lubricated and featuring replaceable roller assemblies, these units cut maintenance labor by 50% compared to sleeve-bearing alternatives. Inspection ports allow quick condition checks without disassembly.

Performance Enhancements for QIBR Yoke Type Track Rollers

1. Advanced Lubrication Systems: Optional automatic grease replenishment ports and polymer-retention seals ensure optimal lubricant distribution, even in high-speed applications up to 3m/s.

2. Precision Raceway Grinding: Micro-finish grinding (Ra 0.2μm) on hardened raceways reduces rolling resistance by 15%, with proprietary crowning profiles that prevent false brinelling during static periods.

3. Environmental Sealing Packages

Triple-labyrinth seals with HNBR scrapers provide IP67 protection against particulate ingress, while high-temperature fluoroelastomers maintain sealing integrity up to 150°C.

4. Corrosion Management: Martensitic stainless steel variants (440C) with passivation treatment achieve 1000+ salt spray hours, while zinc-nickel plating offers cost-effective protection for moderate environments.

Key Application Fields for QIBR Yoke Type Track Rollers

1. Overhead Conveyors

As guiding wheels in power-and-free systems, these rollers support loads up to 5 tons while withstanding lateral forces from chain drives in automotive paint shops.

2. Pallet Handling Systems

Their yoke-mounted design proves essential in roller-top chain conveyors, providing smooth pallet transfers between production cells in food processing plants.

3. Construction Machinery

In crawler crane track systems, hardened yoke rollers distribute ground reaction forces across 270° contact areas, preventing premature wear in abrasive environments.

4. Automated Storage/Retrieval

Precision-ground versions (ISO P5 class) enable ±0.5mm positioning accuracy in AS/RS shuttle cars operating at 5m/s speeds.