Flanged Units
UELFU2 Series Eccentric Collar Square Flange Units (Narrow)
Four-bolt square flange housing that bolts against a flat machine face, 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 20mm – 75mm; each size is listed with its dimensions below.
Dimensions & Part Numbers
| Shaft Dia. (mm) | Unit Number | L (mm) | J (Bolt Hole Spacing) (mm) | A2 (mm) | A1 (mm) | A (mm) | N (Bolt Hole Dia.) (mm) | A0 (mm) | B1 (Inner Ring Width) (mm) | S (mm) | Bolt Size | Bearing Insert No. |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 20 | UELFU204 | 86 | 63.5 | 19 | 15 | 29.5 | 11.5 | 45.6 | 43.7 | 17.1 | M10 | UEL204 |
| 25 | UELFU205 | 96 | 70 | 19 | 15 | 30 | 11.5 | 45.95 | 44.4 | 17.45 | M10 | UEL205 |
| 30 | UELFU206 | 109 | 82.5 | 20 | 16 | 33 | 11.5 | 50.15 | 48.4 | 18.25 | M10 | UEL206 |
| 35 | UELFU207 | 118 | 92 | 21 | 17 | 36 | 14 | 53.3 | 51.1 | 18.8 | M12 | UEL207 |
| 40 | UELFU208 | 131 | 101.5 | 24 | 17 | 39 | 14 | 58.9 | 56.3 | 21.4 | M12 | UEL208 |
| 45 | UELFU209 | 137 | 105 | 24 | 18 | 40 | 16 | 58.9 | 56.3 | 21.4 | M14 | UEL209 |
| 50 | UELFU210 | 144 | 111 | 28 | 20 | 46 | 18 | 66.1 | 62.7 | 24.6 | M16 | UEL210 |
| 55 | UELFU211 | 163 | 130 | 31 | 21 | 49 | 18 | 74.65 | 71.4 | 27.75 | M16 | UEL211 |
| 60 | UELFU212 | 175 | 143 | 34 | 21 | 53 | 18 | 80.85 | 77.8 | 30.95 | M16 | UEL212 |
| 65 | UELFU213 | 187 | 149 | 38 | 22 | 59 | 20.5 | 89.55 | 85.7 | 34.15 | M18 | UEL213 |
| 70 | UELFU214 | 193 | 152 | 38 | 22 | 62 | 20.5 | 89.55 | 85.7 | 34.15 | M18 | UEL214 |
| 75 | UELFU215 | 200 | 159 | 41 | 22 | 64 | 20.5 | 95.7 | 92 | 37.3 | M18 | UEL215 |
Dimensions and part numbers per manufacturer technical catalogue; confirm the exact unit and brand with us before ordering.
Inch Shaft Sizes
The same UELFU2 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 | L (mm) | J (Bolt Hole Spacing) (mm) | A2 (mm) | A1 (mm) | A (mm) | N (Bolt Hole Dia.) (mm) | A0 (mm) | B1 (Inner Ring Width) (mm) | S (mm) | Bolt Size | Bearing Insert No. |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3/4 in (19.1 mm) | UELFU204-012 | 86 | 63.5 | 19 | 15 | 29.5 | 11.5 | 45.6 | 43.7 | 17.1 | M10 | UEL204-012 |
| 13/16 in (20.6 mm) | UELFU205-013 | 96 | 70 | 19 | 15 | 30 | 11.5 | 45.95 | 44.4 | 17.45 | M10 | UEL205-013 |
| 7/8 in (22.2 mm) | UELFU205-014 | 96 | 70 | 19 | 15 | 30 | 11.5 | 45.95 | 44.4 | 17.45 | M10 | UEL205-014 |
| 15/16 in (23.8 mm) | UELFU205-015 | 96 | 70 | 19 | 15 | 30 | 11.5 | 45.95 | 44.4 | 17.45 | M10 | UEL205-015 |
| 1 in (25.4 mm) | UELFU205-100 | 96 | 70 | 19 | 15 | 30 | 11.5 | 45.95 | 44.4 | 17.45 | M10 | UEL205-100 |
| 1-1/16 in (27 mm) | UELFU206-101 | 109 | 82.5 | 20 | 16 | 33 | 11.5 | 50.15 | 48.4 | 18.25 | M10 | UEL206-101 |
| 1-1/8 in (28.6 mm) | UELFU206-102 | 109 | 82.5 | 20 | 16 | 33 | 11.5 | 50.15 | 48.4 | 18.25 | M10 | UEL206-102 |
| 1-3/16 in (30.2 mm) | UELFU206-103 | 109 | 82.5 | 20 | 16 | 33 | 11.5 | 50.15 | 48.4 | 18.25 | M10 | UEL206-103 |
| 1-1/4 in (31.8 mm) | UELFU206-104 | 109 | 82.5 | 20 | 16 | 33 | 11.5 | 50.15 | 48.4 | 18.25 | M10 | UEL206-104 |
| 1-1/4 in (31.8 mm) | UELFU207-104 | 118 | 92 | 21 | 17 | 36 | 14 | 53.3 | 51.1 | 18.8 | M12 | UEL207-104 |
| 1-5/16 in (33.3 mm) | UELFU207-105 | 118 | 92 | 21 | 17 | 36 | 14 | 53.3 | 51.1 | 18.8 | M12 | UEL207-105 |
| 1-3/8 in (34.9 mm) | UELFU207-106 | 118 | 92 | 21 | 17 | 36 | 14 | 53.3 | 51.1 | 18.8 | M12 | UEL207-106 |
| 1-7/16 in (36.5 mm) | UELFU207-107 | 118 | 92 | 21 | 17 | 36 | 14 | 53.3 | 51.1 | 18.8 | M12 | UEL207-107 |
| 1-1/2 in (38.1 mm) | UELFU208-108 | 131 | 101.5 | 24 | 17 | 39 | 14 | 58.9 | 56.3 | 21.4 | M12 | UEL208-108 |
| 1-9/16 in (39.7 mm) | UELFU208-109 | 131 | 101.5 | 24 | 17 | 39 | 14 | 58.9 | 56.3 | 21.4 | M12 | UEL208-109 |
| 1-5/8 in (41.3 mm) | UELFU209-110 | 137 | 105 | 24 | 18 | 40 | 16 | 58.9 | 56.3 | 21.4 | M14 | UEL209-110 |
| 1-11/16 in (42.9 mm) | UELFU209-111 | 137 | 105 | 24 | 18 | 40 | 16 | 58.9 | 56.3 | 21.4 | M14 | UEL209-111 |
| 1-3/4 in (44.5 mm) | UELFU209-112 | 137 | 105 | 24 | 18 | 40 | 16 | 58.9 | 56.3 | 21.4 | M14 | UEL209-112 |
| 1-13/16 in (46 mm) | UELFU210-113 | 144 | 111 | 28 | 20 | 46 | 18 | 66.1 | 62.7 | 24.6 | M16 | UEL210-113 |
| 1-7/8 in (47.6 mm) | UELFU210-114 | 144 | 111 | 28 | 20 | 46 | 18 | 66.1 | 62.7 | 24.6 | M16 | UEL210-114 |
| 1-15/16 in (49.2 mm) | UELFU210-115 | 144 | 111 | 28 | 20 | 46 | 18 | 66.1 | 62.7 | 24.6 | M16 | UEL210-115 |
| 2 in (50.8 mm) | UELFU210-200 | 144 | 111 | 28 | 20 | 46 | 18 | 66.1 | 62.7 | 24.6 | M16 | UEL210-200 |
| 2 in (50.8 mm) | UELFU211-200 | 163 | 130 | 31 | 21 | 49 | 18 | 74.65 | 71.4 | 27.75 | M16 | UEL211-200 |
| 2-1/16 in (52.4 mm) | UELFU211-201 | 163 | 130 | 31 | 21 | 49 | 18 | 74.65 | 71.4 | 27.75 | M16 | UEL211-201 |
| 2-1/8 in (54 mm) | UELFU211-202 | 163 | 130 | 31 | 21 | 49 | 18 | 74.65 | 71.4 | 27.75 | M16 | UEL211-202 |
| 2-3/16 in (55.6 mm) | UELFU211-203 | 163 | 130 | 31 | 21 | 49 | 18 | 74.65 | 71.4 | 27.75 | M16 | UEL211-203 |
| 2-1/4 in (57.2 mm) | UELFU212-204 | 175 | 143 | 34 | 21 | 53 | 18 | 80.85 | 77.8 | 30.95 | M16 | UEL212-204 |
| 2-5/16 in (58.7 mm) | UELFU212-205 | 175 | 143 | 34 | 21 | 53 | 18 | 80.85 | 77.8 | 30.95 | M16 | UEL212-205 |
| 2-3/8 in (60.3 mm) | UELFU212-206 | 175 | 143 | 34 | 21 | 53 | 18 | 80.85 | 77.8 | 30.95 | M16 | UEL212-206 |
| 2-7/16 in (61.9 mm) | UELFU212-207 | 175 | 143 | 34 | 21 | 53 | 18 | 80.85 | 77.8 | 30.95 | M16 | UEL212-207 |
| 2-1/2 in (63.5 mm) | UELFU213-208 | 187 | 149 | 38 | 22 | 59 | 20.5 | 89.55 | 85.7 | 34.15 | M18 | UEL213-208 |
| 2-9/16 in (65.1 mm) | UELFU213-209 | 187 | 149 | 38 | 22 | 59 | 20.5 | 89.55 | 85.7 | 34.15 | M18 | UEL213-209 |
| 2-5/8 in (66.7 mm) | UELFU214-210 | 193 | 152 | 38 | 22 | 62 | 20.5 | 89.55 | 85.7 | 34.15 | M18 | UEL214-210 |
| 2-11/16 in (68.3 mm) | UELFU214-211 | 193 | 152 | 38 | 22 | 62 | 20.5 | 89.55 | 85.7 | 34.15 | M18 | UEL214-211 |
| 2-3/4 in (69.9 mm) | UELFU214-212 | 193 | 152 | 38 | 22 | 62 | 20.5 | 89.55 | 85.7 | 34.15 | M18 | UEL214-212 |
| 2-13/16 in (71.4 mm) | UELFU215-213 | 200 | 159 | 41 | 22 | 64 | 20.5 | 95.7 | 92 | 37.3 | M18 | UEL215-213 |
| 2-7/8 in (73 mm) | UELFU215-214 | 200 | 159 | 41 | 22 | 64 | 20.5 | 95.7 | 92 | 37.3 | M18 | UEL215-214 |
| 2-15/16 in (74.6 mm) | UELFU215-215 | 200 | 159 | 41 | 22 | 64 | 20.5 | 95.7 | 92 | 37.3 | M18 | UEL215-215 |
| 3 in (76.2 mm) | UELFU215-300 | 200 | 159 | 41 | 22 | 64 | 20.5 | 95.7 | 92 | 37.3 | M18 | UEL215-300 |
Typical Applications
- Machine frames and end plates
- Conveyor drive ends
- Fans, pumps and mixers
- General industrial shafting
Frequently Asked Questions
What sizes are available in the UELFU2 series?
UELFU2 units are available from 20mm – 75mm 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 UELFU2?
UELFU2 uses a cast iron housing with eccentric locking collar locking, sourced from NTN, FAG, SKF, FYH, Asahi, DTC and SLS.
What is UELFU2 typically used for?
Common applications include machine frames and end plates and conveyor drive ends, 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 UELFU2 units?
Share your shaft size and quantity — our technical team will confirm availability and pricing within one business day.