Cartridge Units
UELC3 Series Eccentric Collar Cartridge Units (Heavy Series)
Cylindrical cartridge housing that slides into a bored or fabricated mounting, with a eccentric locking collar insert bearing in a cast iron housing. The eccentric locking collar grips the shaft by turning the collar, which suits shafts that run in one direction and need no set screws. Shaft sizes 25mm – 110mm; each size is listed with its dimensions below.
Dimensions & Part Numbers
| Shaft Dia. (mm) | Unit Number | H (mm) | A (mm) | r (mm) | B1 (Inner Ring Width) (mm) | S (mm) | Bearing Insert No. | Housing No. |
|---|---|---|---|---|---|---|---|---|
| 25 | UELC305 | 90 | 26 | 2.5 | 46.8 | 16.7 | UEL305 | C305 |
| 30 | UELC306 | 100 | 28 | 2.5 | 50 | 17.5 | UEL306 | C306 |
| 35 | UELC307 | 110 | 32 | 3 | 51.6 | 18.3 | UEL307 | C307 |
| 40 | UELC308 | 120 | 34 | 3 | 57.1 | 19.8 | UEL308 | C308 |
| 45 | UELC309 | 130 | 38 | 3.5 | 58.7 | 19.8 | UEL309 | C309 |
| 50 | UELC310 | 140 | 40 | 3.5 | 66.6 | 24.6 | UEL310 | C310 |
| 55 | UELC311 | 150 | 44 | 3.5 | 73 | 27.8 | UEL311 | C311 |
| 60 | UELC312 | 160 | 46 | 3.5 | 79.4 | 30.95 | UEL312 | C312 |
| 65 | UELC313 | 170 | 50 | 3.5 | 85.7 | 32.55 | UEL313 | C313 |
| 70 | UELC314 | 180 | 52 | 4 | 92.1 | 34.15 | UEL314 | C314 |
| 75 | UELC315 | 190 | 55 | 4 | 100 | 37.3 | UEL315 | C315 |
| 80 | UELC316 | 200 | 60 | 4 | 106.4 | 40.5 | UEL316 | C316 |
| 85 | UELC317 | 215 | 64 | 4 | 109.5 | 42.05 | UEL317 | C317 |
| 90 | UELC318 | 225 | 66 | 4 | 115.9 | 43.65 | UEL318 | C318 |
| 95 | UELC319 | 240 | 72 | 4 | 122.3 | 38.9 | UEL319 | C319 |
| 100 | UELC320 | 260 | 75 | 4 | 128.6 | 50 | UEL320 | C320 |
| 105 | UELC321 | 260 | 75 | 4 | 139.7 | 48.4 | UEL321 | C321 |
| 110 | UELC322 | 300 | 80 | 5 | 141.3 | 49.2 | UEL322 | C322 |
Dimensions and part numbers per manufacturer technical catalogue; confirm the exact unit and brand with us before ordering.
Inch Shaft Sizes
The same UELC3 housings are also supplied with inch-bore insert bearings. The unit number carries a suffix for the shaft size (for example -104 is 1-1/4 inch), and the housing dimensions are the same as the metric unit in the table above.
| Shaft Dia. (in) | Unit Number | H (mm) | A (mm) | r (mm) | B1 (Inner Ring Width) (mm) | S (mm) | Bearing Insert No. | Housing No. |
|---|---|---|---|---|---|---|---|---|
| 13/16 in (20.6 mm) | UELC305-013 | 90 | 26 | 2.5 | 46.8 | 16.7 | UEL305-013 | C305 |
| 7/8 in (22.2 mm) | UELC305-014 | 90 | 26 | 2.5 | 46.8 | 16.7 | UEL305-014 | C305 |
| 15/16 in (23.8 mm) | UELC305-015 | 90 | 26 | 2.5 | 46.8 | 16.7 | UEL305-015 | C305 |
| 1 in (25.4 mm) | UELC305-100 | 90 | 26 | 2.5 | 46.8 | 16.7 | UEL305-100 | C305 |
| 1-1/16 in (27 mm) | UELC306-101 | 100 | 28 | 2.5 | 50 | 17.5 | UEL306-101 | C306 |
| 1-1/8 in (28.6 mm) | UELC306-102 | 100 | 28 | 2.5 | 50 | 17.5 | UEL306-102 | C306 |
| 1-3/16 in (30.2 mm) | UELC306-103 | 100 | 28 | 2.5 | 50 | 17.5 | UEL306-103 | C306 |
| 1-1/4 in (31.8 mm) | UELC307-104 | 110 | 32 | 3 | 51.6 | 18.3 | UEL307-104 | C307 |
| 1-5/16 in (33.3 mm) | UELC307-105 | 110 | 32 | 3 | 51.6 | 18.3 | UEL307-105 | C307 |
| 1-3/8 in (34.9 mm) | UELC307-106 | 110 | 32 | 3 | 51.6 | 18.3 | UEL307-106 | C307 |
| 1-7/16 in (36.5 mm) | UELC307-107 | 110 | 32 | 3 | 51.6 | 18.3 | UEL307-107 | C307 |
| 1-1/2 in (38.1 mm) | UELC308-108 | 120 | 34 | 3 | 57.1 | 19.8 | UEL308-108 | C308 |
| 1-9/16 in (39.7 mm) | UELC308-109 | 120 | 34 | 3 | 57.1 | 19.8 | UEL308-109 | C308 |
| 1-5/8 in (41.3 mm) | UELC309-110 | 130 | 38 | 3.5 | 58.7 | 19.8 | UEL309-110 | C309 |
| 1-11/16 in (42.9 mm) | UELC309-111 | 130 | 38 | 3.5 | 58.7 | 19.8 | UEL309-111 | C309 |
| 1-3/4 in (44.5 mm) | UELC309-112 | 130 | 38 | 3.5 | 58.7 | 19.8 | UEL309-112 | C309 |
| 1-13/16 in (46 mm) | UELC310-113 | 140 | 40 | 3.5 | 66.6 | 24.6 | UEL310-113 | C310 |
| 1-7/8 in (47.6 mm) | UELC310-114 | 140 | 40 | 3.5 | 66.6 | 24.6 | UEL310-114 | C310 |
| 1-15/16 in (49.2 mm) | UELC310-115 | 140 | 40 | 3.5 | 66.6 | 24.6 | UEL310-115 | C310 |
| 2 in (50.8 mm) | UELC311-200 | 150 | 44 | 3.5 | 73 | 27.8 | UEL311-200 | C311 |
| 2-1/16 in (52.4 mm) | UELC311-201 | 150 | 44 | 3.5 | 73 | 27.8 | UEL311-201 | C311 |
| 2-1/8 in (54 mm) | UELC311-202 | 150 | 44 | 3.5 | 73 | 27.8 | UEL311-202 | C311 |
| 2-3/16 in (55.6 mm) | UELC311-203 | 150 | 44 | 3.5 | 73 | 27.8 | UEL311-203 | C311 |
| 2-1/4 in (57.2 mm) | UELC312-204 | 160 | 46 | 3.5 | 79.4 | 30.95 | UEL312-204 | C312 |
| 2-5/16 in (58.7 mm) | UELC312-205 | 160 | 46 | 3.5 | 79.4 | 30.95 | UEL312-205 | C312 |
| 2-3/8 in (60.3 mm) | UELC312-206 | 160 | 46 | 3.5 | 79.4 | 30.95 | UEL312-206 | C312 |
| 2-7/16 in (61.9 mm) | UELC312-207 | 160 | 46 | 3.5 | 79.4 | 30.95 | UEL312-207 | C312 |
| 2-1/2 in (63.5 mm) | UELC313-208 | 170 | 50 | 3.5 | 85.7 | 32.55 | UEL313-208 | C313 |
| 2-9/16 in (65.1 mm) | UELC313-209 | 170 | 50 | 3.5 | 85.7 | 32.55 | UEL313-209 | C313 |
| 2-5/8 in (66.7 mm) | UELC314-210 | 180 | 52 | 4 | 92.1 | 34.15 | UEL314-210 | C314 |
| 2-11/16 in (68.3 mm) | UELC314-211 | 180 | 52 | 4 | 92.1 | 34.15 | UEL314-211 | C314 |
| 2-3/4 in (69.9 mm) | UELC314-212 | 180 | 52 | 4 | 92.1 | 34.15 | UEL314-212 | C314 |
| 2-13/16 in (71.4 mm) | UELC315-213 | 190 | 55 | 4 | 100 | 37.3 | UEL315-213 | C315 |
| 2-7/8 in (73 mm) | UELC315-214 | 190 | 55 | 4 | 100 | 37.3 | UEL315-214 | C315 |
| 2-15/16 in (74.6 mm) | UELC315-215 | 190 | 55 | 4 | 100 | 37.3 | UEL315-215 | C315 |
| 3 in (76.2 mm) | UELC315-300 | 190 | 55 | 4 | 100 | 37.3 | UEL315-300 | C315 |
| 3-1/16 in (77.8 mm) | UELC316-301 | 200 | 60 | 4 | 106.4 | 40.5 | UEL316-301 | C316 |
| 3-1/8 in (79.4 mm) | UELC316-302 | 200 | 60 | 4 | 106.4 | 40.5 | UEL316-302 | C316 |
| 3-3/16 in (81 mm) | UELC316-303 | 200 | 60 | 4 | 106.4 | 40.5 | UEL316-303 | C316 |
| 3-1/4 in (82.6 mm) | UELC317-304 | 215 | 64 | 4 | 109.5 | 42.05 | UEL317-304 | C317 |
| 3-5/16 in (84.1 mm) | UELC317-305 | 215 | 64 | 4 | 109.5 | 42.05 | UEL317-305 | C317 |
| 3-7/16 in (87.3 mm) | UELC317-307 | 215 | 64 | 4 | 109.5 | 42.05 | UEL317-307 | C317 |
| 3-7/16 in (87.3 mm) | UELC318-307 | 225 | 66 | 4 | 115.9 | 43.65 | UEL318-307 | C318 |
| 3-1/2 in (88.9 mm) | UELC318-308 | 225 | 66 | 4 | 115.9 | 43.65 | UEL318-308 | C318 |
| 3-5/8 in (92.1 mm) | UELC319-310 | 240 | 72 | 4 | 122.3 | 38.9 | UEL319-310 | C319 |
| 3-11/16 in (93.7 mm) | UELC319-311 | 240 | 72 | 4 | 122.3 | 38.9 | UEL319-311 | C319 |
| 3-3/4 in (95.3 mm) | UELC319-312 | 240 | 72 | 4 | 122.3 | 38.9 | UEL319-312 | C319 |
| 3-13/16 in (96.8 mm) | UELC320-313 | 260 | 75 | 4 | 128.6 | 50 | UEL320-313 | C320 |
| 3-7/8 in (98.4 mm) | UELC320-314 | 260 | 75 | 4 | 128.6 | 50 | UEL320-314 | C320 |
| 3-15/16 in (100 mm) | UELC320-315 | 260 | 75 | 4 | 128.6 | 50 | UEL320-315 | C320 |
| 4 in (101.6 mm) | UELC320-400 | 260 | 75 | 4 | 128.6 | 50 | UEL320-400 | C320 |
Typical Applications
- Tube or pipe-stand mounted shafts
- Rollers and idlers
- Agricultural implements
- Compact drives needing a cylindrical fit
Frequently Asked Questions
What sizes are available in the UELC3 series?
UELC3 units are available from 25mm – 110mm bore, as listed in the dimension table below. Each size has its own part number for ordering.
What is the housing material and locking type for UELC3?
UELC3 uses a cast iron housing with eccentric locking collar locking, sourced from NTN, FAG, SKF, FYH, Asahi, DTC and SLS.
What is UELC3 typically used for?
Common applications include tube or pipe-stand mounted shafts and rollers and idlers, and similar general industrial shaft-support duties.
Can’t find your size?
We supply sizes, brands and special versions of mounted bearing units that are not listed on this page. Type the exact size or designation you need and send it to us for a quote.
Need pricing on UELC3 units?
Share your shaft size and quantity — our technical team will confirm availability and pricing within one business day.