Logass Trade Centre — Industrial Bearing & Engineering Solutions

Flanged Units

UCFX Series Square Flange Units (X Series)

Four-bolt square flange housing that bolts against a flat machine face, with a set screw insert bearing in a cast iron housing. Shaft sizes 25mm – 100mm; each size is listed with its dimensions below.

Bore range: 25mm – 100mmLocking type: Set screwHousing: Cast ironBrands: NTN, FAG, SKF, FYH, Asahi, DTC, SLS

Dimensions & Part Numbers

Shaft Dia. (mm)Unit NumberL (mm)J (Bolt Hole Spacing) (mm)A2 (mm)A1 (mm)A (mm)N (Bolt Hole Dia.) (mm)A0 (mm)B (Inner Ring Width) (mm)S (mm)Bolt SizeBearing Insert No.
25UCFX05108831813301240.238.115.9M10UCX05
30UCFX06117921914341644.442.917.5M14UCX06
35UCFX071301022114381651.249.219M14UCX07
40UCFX081371052214401952.249.219M16UCX08
45UCFX091431112314401955.651.619M16UCX09
50UCFX101621302620441959.455.622.2M16UCX10
55UCFX111751432920491968.765.125.4M16UCX11
60UCFX121871493421591973.765.125.4M16UCX12
65UCFX131871493421591978.474.630.2M16UCX13
70UCFX141971523724602381.577.833.3M20UCX14
75UCFX151971524024682389.382.633.3M20UCX15
80UCFX162141714024702391.685.734.1M20UCX16
85UCFX172141714024702396.39639.7M20UCX17
90UCFX1821417145247623106.110442.9M20UCX18
100UCFX2026821159319731127.3117.549.2M27UCX20

Dimensions and part numbers per manufacturer technical catalogue; confirm the exact unit and brand with us before ordering.

Inch Shaft Sizes

The same UCFX 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 NumberL (mm)J (Bolt Hole Spacing) (mm)A2 (mm)A1 (mm)A (mm)N (Bolt Hole Dia.) (mm)A0 (mm)B (Inner Ring Width) (mm)S (mm)Bolt SizeBearing Insert No.
13/16 in (20.6 mm)UCFX05-013108831813301240.238.115.9M10UCX05-013
7/8 in (22.2 mm)UCFX05-014108831813301240.238.115.9M10UCX05-014
15/16 in (23.8 mm)UCFX05-015108831813301240.238.115.9M10UCX05-015
1 in (25.4 mm)UCFX05-100108831813301240.238.115.9M10UCX05-100
1-1/16 in (27 mm)UCFX06-101117921914341644.442.917.5M14UCX06-101
1-1/8 in (28.6 mm)UCFX06-102117921914341644.442.917.5M14UCX06-102
1-3/16 in (30.2 mm)UCFX06-103117921914341644.442.917.5M14UCX06-103
1-1/4 in (31.8 mm)UCFX06-104117921914341644.442.917.5M14UC207-104
1-5/16 in (33.3 mm)UCFX07-1051301022114381651.249.219M14UCX07-105
1-3/8 in (34.9 mm)UCFX07-1061301022114381651.249.219M14UCX07-106
1-7/16 in (36.5 mm)UCFX07-1071301022114381651.249.219M14UCX07-107
1-1/2 in (38.1 mm)UCFX08-1081371052214401952.249.219M16UCX08-108
1-9/16 in (39.7 mm)UCFX08-1091371052214401952.249.219M16UCX08-109
1-5/8 in (41.3 mm)UCFX09-1101431112314401955.651.619M16UCX09-110
1-11/16 in (42.9 mm)UCFX09-1111431112314401955.651.619M16UCX09-111
1-3/4 in (44.5 mm)UCFX09-1121431112314401955.651.619M16UCX09-112
1-13/16 in (46 mm)UCFX09-1131431112314401955.651.619M16UC210-113
1-7/8 in (47.6 mm)UCFX10-1141621302620441959.455.622.2M16UCX10-114
1-15/16 in (49.2 mm)UCFX10-1151621302620441959.455.622.2M16UCX10-115
2 in (50.8 mm)UCFX10-2001621302620441959.455.622.2M16UC211-200
2-1/16 in (52.4 mm)UCFX11-2011751432920491968.765.125.4M16UCX11-201
2-1/8 in (54 mm)UCFX11-2021751432920491968.765.125.4M16UCX11-202
2-3/16 in (55.6 mm)UCFX11-2031751432920491968.765.125.4M16UCX11-203
2-1/4 in (57.2 mm)UCFX11-2041751432920491968.765.125.4M16UC212-204
2-5/16 in (58.7 mm)UCFX11-2051751432920491968.765.125.4M16UC212-205
2-3/8 in (60.3 mm)UCFX12-2061871493421591973.765.125.4M16UCX12-206
2-7/16 in (61.9 mm)UCFX12-2071871493421591973.765.125.4M16UCX12-207
2-1/2 in (63.5 mm)UCFX13-2081871493421591978.474.630.2M16UCX13-208
2-9/16 in (65.1 mm)UCFX13-2091871493421591978.474.630.2M16UCX13-209
2-5/8 in (66.7 mm)UCFX14-2101971523724602381.577.833.3M20UCX14-210
2-11/16 in (68.3 mm)UCFX14-2111971523724602381.577.833.3M20UCX14-211
2-3/4 in (69.9 mm)UCFX14-2121971523724602381.577.833.3M20UCX14-212
2-13/16 in (71.4 mm)UCFX15-2131971524024682389.382.633.3M20UCX15-213
2-7/8 in (73 mm)UCFX15-2141971524024682389.382.633.3M20UCX15-214
2-15/16 in (74.6 mm)UCFX15-2151971524024682389.382.633.3M20UCX15-215
3 in (76.2 mm)UCFX15-3001971524024682389.382.633.3M20UCX15-300
3-1/16 in (77.8 mm)UCFX16-3012141714024702391.685.734.1M20UCX16-301
3-1/8 in (79.4 mm)UCFX16-3022141714024702391.685.734.1M20UCX16-302
3-3/16 in (81 mm)UCFX16-3032141714024702391.685.734.1M20UCX16-303
3-1/4 in (82.6 mm)UCFX16-3042141714024702391.685.734.1M20UC217-304
3-5/16 in (84.1 mm)UCFX17-3052141714024702396.39639.7M20UCX17-305
3-7/16 in (87.3 mm)UCFX17-3072141714024702396.39639.7M20UCX17-307
3-7/16 in (87.3 mm)UCFX18-30721417145247623106.110442.9M20UCX18-307
3-1/2 in (88.9 mm)UCFX18-30821417145247623106.110442.9M20UCX18-308
3-13/16 in (96.8 mm)UCFX20-31326821159319731127.3117.549.2M27UCX20-313
3-7/8 in (98.4 mm)UCFX20-31426821159319731127.3117.549.2M27UCX20-314
3-15/16 in (100 mm)UCFX20-31526821159319731127.3117.549.2M27UCX20-315
4 in (101.6 mm)UCFX20-40026821159319731127.3117.549.2M27UCX20-400
Request Quote for UCFX

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 UCFX series?

UCFX units are available from 25mm – 100mm 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 UCFX?

UCFX uses a cast iron housing with set screw locking, sourced from NTN, FAG, SKF, FYH, Asahi, DTC and SLS.

What is UCFX 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 UCFX units?

Share your shaft size and quantity — our technical team will confirm availability and pricing within one business day.