• KOYO UCFS Square Flanged Units with Spigot Joint
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KOYO UCFS Square Flanged Units with Spigot Joint

KOYO UCFS Square Flanged Units with Spigot Joint

Cast iron square flanged units with spigot (pilot) joint for accurate centering, UC insert bearings, with optional covers.

Key features

  • Pre-lubricated sealed ball bearing insert
  • Spherical seating compensates for shaft misalignment
  • Housing and insert replaceable separately
  • Unit number, housing number and insert bearing listed
  • Shaft diameter given in mm

Specifications

Product type Ball bearing unit
Series UCFS Spigot Flange Units
Seal Insert bearing sealed both sides
Source KOYO Ball & Roller Bearings catalogue (Bearing specification tables), p. B496-B499
UCFS305 Shaft d: 25 mm | Housing: FS305 | Bearing: UC305 | Cr: 21.2 kN
UCFS305C Shaft d: 25 mm | Base unit: UCFS305 | Cover, open end | Bearing: UC305 | Cr: 21.2 kN
UCFS305D Shaft d: 25 mm | Base unit: UCFS305 | Cover, closed end | Bearing: UC305 | Cr: 21.2 kN
UCFS306 Shaft d: 30 mm | Housing: FS306 | Bearing: UC306 | Cr: 26.7 kN
UCFS306C Shaft d: 30 mm | Base unit: UCFS306 | Cover, open end | Bearing: UC306 | Cr: 26.7 kN
UCFS306D Shaft d: 30 mm | Base unit: UCFS306 | Cover, closed end | Bearing: UC306 | Cr: 26.7 kN
UCFS307 Shaft d: 35 mm | Housing: FS307 | Bearing: UC307 | Cr: 33.4 kN
UCFS307C Shaft d: 35 mm | Base unit: UCFS307 | Cover, open end | Bearing: UC307 | Cr: 33.4 kN
UCFS307D Shaft d: 35 mm | Base unit: UCFS307 | Cover, closed end | Bearing: UC307 | Cr: 33.4 kN
UCFS308 Shaft d: 40 mm | Housing: FS308 | Bearing: UC308 | Cr: 40.7 kN
UCFS308C Shaft d: 40 mm | Base unit: UCFS308 | Cover, open end | Bearing: UC308 | Cr: 40.7 kN
UCFS308D Shaft d: 40 mm | Base unit: UCFS308 | Cover, closed end | Bearing: UC308 | Cr: 40.7 kN
UCFS309 Shaft d: 45 mm | Housing: FS309 | Bearing: UC309 | Cr: 48.9 kN
UCFS309C Shaft d: 45 mm | Base unit: UCFS309 | Cover, open end | Bearing: UC309 | Cr: 48.9 kN
UCFS309D Shaft d: 45 mm | Base unit: UCFS309 | Cover, closed end | Bearing: UC309 | Cr: 48.9 kN
UCFS310 Shaft d: 50 mm | Housing: FS310 | Bearing: UC310 | Cr: 62.0 kN
UCFS310C Shaft d: 50 mm | Base unit: UCFS310 | Cover, open end | Bearing: UC310 | Cr: 62.0 kN
UCFS310D Shaft d: 50 mm | Base unit: UCFS310 | Cover, closed end | Bearing: UC310 | Cr: 62.0 kN
UCFS311 Shaft d: 55 mm | Housing: FS311 | Bearing: UC311 | Cr: 71.6 kN
UCFS311C Shaft d: 55 mm | Base unit: UCFS311 | Cover, open end | Bearing: UC311 | Cr: 71.6 kN
UCFS311D Shaft d: 55 mm | Base unit: UCFS311 | Cover, closed end | Bearing: UC311 | Cr: 71.6 kN
UCFS312 Shaft d: 60 mm | Housing: FS312 | Bearing: UC312 | Cr: 81.9 kN
UCFS312C Shaft d: 60 mm | Base unit: UCFS312 | Cover, open end | Bearing: UC312 | Cr: 81.9 kN
UCFS312D Shaft d: 60 mm | Base unit: UCFS312 | Cover, closed end | Bearing: UC312 | Cr: 81.9 kN
UCFS313 Shaft d: 65 mm | Housing: FS313 | Bearing: UC313 | Cr: 92.7 kN
UCFS313C Shaft d: 65 mm | Base unit: UCFS313 | Cover, open end | Bearing: UC313 | Cr: 92.7 kN
UCFS313D Shaft d: 65 mm | Base unit: UCFS313 | Cover, closed end | Bearing: UC313 | Cr: 92.7 kN
UCFS314 Shaft d: 70 mm | Housing: FS314 | Bearing: UC314 | Cr: 104 kN
UCFS314C Shaft d: 70 mm | Base unit: UCFS314 | Cover, open end | Bearing: UC314 | Cr: 104 kN
UCFS314D Shaft d: 70 mm | Base unit: UCFS314 | Cover, closed end | Bearing: UC314 | Cr: 104 kN
UCFS315 Shaft d: 75 mm | Housing: FS315 | Bearing: UC315 | Cr: 113 kN
UCFS315C Shaft d: 75 mm | Base unit: UCFS315 | Cover, open end | Bearing: UC315 | Cr: 113 kN
UCFS315D Shaft d: 75 mm | Base unit: UCFS315 | Cover, closed end | Bearing: UC315 | Cr: 113 kN
UCFS316 Shaft d: 80 mm | Housing: FS316 | Bearing: UC316 | Cr: 123 kN
UCFS316C Shaft d: 80 mm | Base unit: UCFS316 | Cover, open end | Bearing: UC316 | Cr: 123 kN
UCFS316D Shaft d: 80 mm | Base unit: UCFS316 | Cover, closed end | Bearing: UC316 | Cr: 123 kN
UCFS317 Shaft d: 85 mm | Housing: FS317 | Bearing: UC317 | Cr: 133 kN
UCFS317C Shaft d: 85 mm | Base unit: UCFS317 | Cover, open end | Bearing: UC317 | Cr: 133 kN
UCFS317D Shaft d: 85 mm | Base unit: UCFS317 | Cover, closed end | Bearing: UC317 | Cr: 133 kN
UCFS318 Shaft d: 90 mm | Housing: FS318 | Bearing: UC318 | Cr: 143 kN
UCFS318C Shaft d: 90 mm | Base unit: UCFS318 | Cover, open end | Bearing: UC318 | Cr: 143 kN
UCFS318D Shaft d: 90 mm | Base unit: UCFS318 | Cover, closed end | Bearing: UC318 | Cr: 143 kN
UCFS319 Shaft d: 95 mm | Housing: FS319 | Bearing: UC319 | Cr: 153 kN
UCFS319C Shaft d: 95 mm | Base unit: UCFS319 | Cover, open end | Bearing: UC319 | Cr: 153 kN
UCFS319D Shaft d: 95 mm | Base unit: UCFS319 | Cover, closed end | Bearing: UC319 | Cr: 153 kN
UCFS320 Shaft d: 100 mm | Housing: FS320 | Bearing: UC320 | Cr: 173 kN
UCFS320C Shaft d: 100 mm | Base unit: UCFS320 | Cover, open end | Bearing: UC320 | Cr: 173 kN
UCFS320D Shaft d: 100 mm | Base unit: UCFS320 | Cover, closed end | Bearing: UC320 | Cr: 173 kN
UCFS321 Shaft d: 105 mm | Housing: FS321 | Bearing: UC321 | Cr: 184 kN
UCFS321C Shaft d: 105 mm | Base unit: UCFS321 | Cover, open end | Bearing: UC321 | Cr: 184 kN
UCFS321D Shaft d: 105 mm | Base unit: UCFS321 | Cover, closed end | Bearing: UC321 | Cr: 184 kN
UCFS322 Shaft d: 110 mm | Housing: FS322 | Bearing: UC322 | Cr: 205 kN
UCFS322C Shaft d: 110 mm | Base unit: UCFS322 | Cover, open end | Bearing: UC322 | Cr: 205 kN
UCFS322D Shaft d: 110 mm | Base unit: UCFS322 | Cover, closed end | Bearing: UC322 | Cr: 205 kN
UCFS324 Shaft d: 120 mm | Housing: FS324 | Bearing: UC324 | Cr: 207 kN
UCFS324C Shaft d: 120 mm | Base unit: UCFS324 | Cover, open end | Bearing: UC324 | Cr: 207 kN
UCFS324D Shaft d: 120 mm | Base unit: UCFS324 | Cover, closed end | Bearing: UC324 | Cr: 207 kN
UCFS326 Shaft d: 130 mm | Housing: FS326 | Bearing: UC326 | Cr: 229 kN
UCFS326C Shaft d: 130 mm | Base unit: UCFS326 | Cover, open end | Bearing: UC326 | Cr: 229 kN
UCFS326D Shaft d: 130 mm | Base unit: UCFS326 | Cover, closed end | Bearing: UC326 | Cr: 229 kN
UCFS328 Shaft d: 140 mm | Housing: FS328 | Bearing: UC328 | Cr: 253 kN
UCFS328C Shaft d: 140 mm | Base unit: UCFS328 | Cover, open end | Bearing: UC328 | Cr: 253 kN
UCFS328D Shaft d: 140 mm | Base unit: UCFS328 | Cover, closed end | Bearing: UC328 | Cr: 253 kN
Mounted Bearing UnitsKOYO
63 product codes available in this family
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KOYO UCFS Square Flanged Units with Spigot Joint

Brand KOYO·Mounted Bearing Units

Available part numbers (63)

UCFS305, UCFS305C, UCFS305D, UCFS306, UCFS306C, UCFS306D, UCFS307, UCFS307C, UCFS307D, UCFS308 + 53 more — see full table ↓

How to order

Send the KOYO part numbers and quantities through our RFQ form or to info@prosourcemro.com. We confirm price, availability and lead time within 1 business day — no account needed.

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Product codes & specifications
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Product codeSpec
UCFS305Shaft d: 25 mm | Housing: FS305 | Bearing: UC305 | Cr: 21.2 kN
UCFS305CShaft d: 25 mm | Base unit: UCFS305 | Cover, open end | Bearing: UC305 | Cr: 21.2 kN
UCFS305DShaft d: 25 mm | Base unit: UCFS305 | Cover, closed end | Bearing: UC305 | Cr: 21.2 kN
UCFS306Shaft d: 30 mm | Housing: FS306 | Bearing: UC306 | Cr: 26.7 kN
UCFS306CShaft d: 30 mm | Base unit: UCFS306 | Cover, open end | Bearing: UC306 | Cr: 26.7 kN
UCFS306DShaft d: 30 mm | Base unit: UCFS306 | Cover, closed end | Bearing: UC306 | Cr: 26.7 kN
UCFS307Shaft d: 35 mm | Housing: FS307 | Bearing: UC307 | Cr: 33.4 kN
UCFS307CShaft d: 35 mm | Base unit: UCFS307 | Cover, open end | Bearing: UC307 | Cr: 33.4 kN
UCFS307DShaft d: 35 mm | Base unit: UCFS307 | Cover, closed end | Bearing: UC307 | Cr: 33.4 kN
UCFS308Shaft d: 40 mm | Housing: FS308 | Bearing: UC308 | Cr: 40.7 kN
UCFS308CShaft d: 40 mm | Base unit: UCFS308 | Cover, open end | Bearing: UC308 | Cr: 40.7 kN
UCFS308DShaft d: 40 mm | Base unit: UCFS308 | Cover, closed end | Bearing: UC308 | Cr: 40.7 kN
UCFS309Shaft d: 45 mm | Housing: FS309 | Bearing: UC309 | Cr: 48.9 kN
UCFS309CShaft d: 45 mm | Base unit: UCFS309 | Cover, open end | Bearing: UC309 | Cr: 48.9 kN
UCFS309DShaft d: 45 mm | Base unit: UCFS309 | Cover, closed end | Bearing: UC309 | Cr: 48.9 kN
UCFS310Shaft d: 50 mm | Housing: FS310 | Bearing: UC310 | Cr: 62.0 kN
UCFS310CShaft d: 50 mm | Base unit: UCFS310 | Cover, open end | Bearing: UC310 | Cr: 62.0 kN
UCFS310DShaft d: 50 mm | Base unit: UCFS310 | Cover, closed end | Bearing: UC310 | Cr: 62.0 kN
UCFS311Shaft d: 55 mm | Housing: FS311 | Bearing: UC311 | Cr: 71.6 kN
UCFS311CShaft d: 55 mm | Base unit: UCFS311 | Cover, open end | Bearing: UC311 | Cr: 71.6 kN
UCFS311DShaft d: 55 mm | Base unit: UCFS311 | Cover, closed end | Bearing: UC311 | Cr: 71.6 kN
UCFS312Shaft d: 60 mm | Housing: FS312 | Bearing: UC312 | Cr: 81.9 kN
UCFS312CShaft d: 60 mm | Base unit: UCFS312 | Cover, open end | Bearing: UC312 | Cr: 81.9 kN
UCFS312DShaft d: 60 mm | Base unit: UCFS312 | Cover, closed end | Bearing: UC312 | Cr: 81.9 kN
UCFS313Shaft d: 65 mm | Housing: FS313 | Bearing: UC313 | Cr: 92.7 kN
UCFS313CShaft d: 65 mm | Base unit: UCFS313 | Cover, open end | Bearing: UC313 | Cr: 92.7 kN
UCFS313DShaft d: 65 mm | Base unit: UCFS313 | Cover, closed end | Bearing: UC313 | Cr: 92.7 kN
UCFS314Shaft d: 70 mm | Housing: FS314 | Bearing: UC314 | Cr: 104 kN
UCFS314CShaft d: 70 mm | Base unit: UCFS314 | Cover, open end | Bearing: UC314 | Cr: 104 kN
UCFS314DShaft d: 70 mm | Base unit: UCFS314 | Cover, closed end | Bearing: UC314 | Cr: 104 kN
UCFS315Shaft d: 75 mm | Housing: FS315 | Bearing: UC315 | Cr: 113 kN
UCFS315CShaft d: 75 mm | Base unit: UCFS315 | Cover, open end | Bearing: UC315 | Cr: 113 kN
UCFS315DShaft d: 75 mm | Base unit: UCFS315 | Cover, closed end | Bearing: UC315 | Cr: 113 kN
UCFS316Shaft d: 80 mm | Housing: FS316 | Bearing: UC316 | Cr: 123 kN
UCFS316CShaft d: 80 mm | Base unit: UCFS316 | Cover, open end | Bearing: UC316 | Cr: 123 kN
UCFS316DShaft d: 80 mm | Base unit: UCFS316 | Cover, closed end | Bearing: UC316 | Cr: 123 kN
UCFS317Shaft d: 85 mm | Housing: FS317 | Bearing: UC317 | Cr: 133 kN
UCFS317CShaft d: 85 mm | Base unit: UCFS317 | Cover, open end | Bearing: UC317 | Cr: 133 kN
UCFS317DShaft d: 85 mm | Base unit: UCFS317 | Cover, closed end | Bearing: UC317 | Cr: 133 kN
UCFS318Shaft d: 90 mm | Housing: FS318 | Bearing: UC318 | Cr: 143 kN
UCFS318CShaft d: 90 mm | Base unit: UCFS318 | Cover, open end | Bearing: UC318 | Cr: 143 kN
UCFS318DShaft d: 90 mm | Base unit: UCFS318 | Cover, closed end | Bearing: UC318 | Cr: 143 kN
UCFS319Shaft d: 95 mm | Housing: FS319 | Bearing: UC319 | Cr: 153 kN
UCFS319CShaft d: 95 mm | Base unit: UCFS319 | Cover, open end | Bearing: UC319 | Cr: 153 kN
UCFS319DShaft d: 95 mm | Base unit: UCFS319 | Cover, closed end | Bearing: UC319 | Cr: 153 kN
UCFS320Shaft d: 100 mm | Housing: FS320 | Bearing: UC320 | Cr: 173 kN
UCFS320CShaft d: 100 mm | Base unit: UCFS320 | Cover, open end | Bearing: UC320 | Cr: 173 kN
UCFS320DShaft d: 100 mm | Base unit: UCFS320 | Cover, closed end | Bearing: UC320 | Cr: 173 kN
UCFS321Shaft d: 105 mm | Housing: FS321 | Bearing: UC321 | Cr: 184 kN
UCFS321CShaft d: 105 mm | Base unit: UCFS321 | Cover, open end | Bearing: UC321 | Cr: 184 kN
UCFS321DShaft d: 105 mm | Base unit: UCFS321 | Cover, closed end | Bearing: UC321 | Cr: 184 kN
UCFS322Shaft d: 110 mm | Housing: FS322 | Bearing: UC322 | Cr: 205 kN
UCFS322CShaft d: 110 mm | Base unit: UCFS322 | Cover, open end | Bearing: UC322 | Cr: 205 kN
UCFS322DShaft d: 110 mm | Base unit: UCFS322 | Cover, closed end | Bearing: UC322 | Cr: 205 kN
UCFS324Shaft d: 120 mm | Housing: FS324 | Bearing: UC324 | Cr: 207 kN
UCFS324CShaft d: 120 mm | Base unit: UCFS324 | Cover, open end | Bearing: UC324 | Cr: 207 kN
UCFS324DShaft d: 120 mm | Base unit: UCFS324 | Cover, closed end | Bearing: UC324 | Cr: 207 kN
UCFS326Shaft d: 130 mm | Housing: FS326 | Bearing: UC326 | Cr: 229 kN
UCFS326CShaft d: 130 mm | Base unit: UCFS326 | Cover, open end | Bearing: UC326 | Cr: 229 kN
UCFS326DShaft d: 130 mm | Base unit: UCFS326 | Cover, closed end | Bearing: UC326 | Cr: 229 kN
UCFS328Shaft d: 140 mm | Housing: FS328 | Bearing: UC328 | Cr: 253 kN
UCFS328CShaft d: 140 mm | Base unit: UCFS328 | Cover, open end | Bearing: UC328 | Cr: 253 kN
UCFS328DShaft d: 140 mm | Base unit: UCFS328 | Cover, closed end | Bearing: UC328 | Cr: 253 kN

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