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UCT205 bearing dimensions & suffix variants

Look up recorded dimensions for designations beginning with UCT205. The table retains complete manufacturer designations so special suffixes and different dimensional variants remain visible.

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Find by measured dimensions

Enter bore d, outside diameter D and width B. Use decimals or inch fractions such as 1/2 or 1 1/4.

For tapered assemblies use total width T; for units or flanged bearings also check the mounting drawing.

Exact model evidence

UCT205 dimensions and recorded technical data

Use the named dimensions for each complete record below. A generic d×D×B answer is not asserted where the base record is missing, dimension symbols are unverified, or the product uses a different geometry such as a housing or thrust assembly. Suffix records are not substituted for a missing base specification.

The numeric series boundary is preserved: a longer number is not included merely because its first digits match. 7 recorded variants are listed. A dash means the value is missing, not zero.

Measurement details

Read the original dimensions for UCT205

Boundary size alone does not describe every ring, shoulder or assembled unit. These tables retain the recorded manufacturer labels, symbols, units and limits for each complete marking. Expand a record to check its detailed measurements.

Important: an approximate value, a minimum or a maximum keeps that qualifier. These reference extracts are not CAD drawings, fit recommendations or replacement approvals.

FAG UCT205 — 20 dimension fields

Take-up housing unit. Source: Schaeffler medias — FAG; recorded snapshot 2026-09-02.

This record can describe a housed unit rather than a loose bearing. Housing length, bolt spacing and centre height must be checked separately from shaft bore; do not interpret them as bearing outside diameter.

Minimum and maximum mounting dimensions are limits, not nominal bearing dimensions. Check shaft/housing shoulders and fillets against the current drawing before designing a seat.

Bearing and component measurements

MeasurementSource symbolRecorded value
Bore diameterd25 mm
HeightH89 mm
Length totalL97 mm
Distance shaft axisL162 mm
Length fixed linkL210 mm
Length guidance grooveL351 mm
Width housing fixing sideA32 mm
Width recessN116 mm
Height recessN232 mm
Width inner ringB34.1 mm
Distance of raceway to locking collarS119.8 mm
Height housing fixing sideT51 mm
Width housingA224 mm

Mounting limits and abutments

MeasurementSource symbolRecorded value
Width guidance grooveA112 mm
Upper width guidance groove toleranceNot supplied separately0.2 mm
Lower width guidance groove toleranceNot supplied separately0 mm
Distance guidance groovesH176 mm
Upper distance guidance groove toleranceNot supplied separately0 mm
Lower distance guidance groove toleranceNot supplied separately-0.5 mm
Fixing boreN19 mm
Open the complete FAG UCT205 record →
Exact designation reference

Catalogue parameters for UCT205

Choose the complete brand and marking before reading a value. These source-labelled records add dimensions, construction and engineering properties where they were recorded; a shared model number does not establish interchangeability.

Units, ranges and minimum/maximum qualifiers are retained. The data is a dated catalogue reference, not a certified drawing, a complete current specification or an operating approval.

KOYO UCT205 — 21 recorded parameters

Ball bearing unit

Reference: JTEKT / Koyo catalogue; source snapshot 2026-09-02.

This can be a unit or housing record. Bolt spacing, housing envelope, centre height and the insert identity need separate checks; do not interpret every outside dimension as bearing D.

Values shown are retained from the recorded source. Zero boundary dimensions and zero load ratings from incomplete legacy feeds are withheld rather than presented as usable specifications.

Technical Data

ParameterSource symbolRecorded value
dNot separately recorded25 mm
ANot separately recorded32 mm
A1Not separately recorded12 mm
A2Not separately recorded24 mm
HNot separately recorded89 mm
H1Not separately recorded76 mm
H2Not separately recorded51 mm
LNot separately recorded97 mm
L1Not separately recorded62 mm
L2Not separately recorded10 mm
L3Not separately recorded51 mm
NNot separately recorded19 mm
N1Not separately recorded16 mm
N2Not separately recorded32 mm
BNot separately recorded34.1 mm
SNot separately recorded14.3 mm
Basic Load Ratings : CrNot separately recorded14.0 kN
Basic Load Ratings : C0RNot separately recorded7.85 kN
Fatigue Load Limit : CuNot separately recorded0.357 kN
Factor : F0Not separately recorded13.9
Nipple SizeNot separately recorded1/4-28UNF
Open KOYO UCT205 product record →
NTN UCT205 — 19 recorded parameters

Bearing units

Reference: NTN Europe public product catalogue; source snapshot 2026-10-02.

The original dimension names below control this record. Component, washer and assembly measurements must not be substituted for each other.

Recorded closure for UCT205: seal with slinger. Match the entire marking, including one-sided versus two-sided closure. A shared base number does not establish the same seal or shield across brands.

Use grease- and oil-qualified speed entries only for the named lubrication condition. Dynamic C and static C0 are catalogue ratings, not a universal safe load or installation approval; shoulder and fillet limits are separate from boundary size.

Dimensions and properties

ParameterSource symbolRecorded value
Housing width (HB2, C) (A)Not separately recorded32 mm
Guidance groove width (T) (A1)Not separately recorded12 mm
Housing width (T) (A2)Not separately recorded24 mm
Insert IR width (B)Not separately recorded34.1 mm
Bore diameter (shaft diameter)Not separately recorded25 mm
Overall height (T) (H)Not separately recorded89 mm
Distance between bottom of guidance grooves (T) (H1)Not separately recorded76 mm
Height of attachment end (T) (H2)Not separately recorded51 mm
Housing length (T) (L)Not separately recorded97 mm
Distance to bearing center line (T) (L1)Not separately recorded62 mm
Thickness of attachment end (T) (L2)Not separately recorded12 mm
Length of guidance groove (T) (L3)Not separately recorded51 mm
Dia. of attachment bolt hole (T, T2) (N)Not separately recorded19 mm
Length of attachment slotN116 mm
Height of attachment slotN232 mm
Radius (T) (r)Not separately recorded35 mm
middle of bearing raceway (S)Distance IR face14.3 mm

Product characteristics

ParameterSource symbolRecorded value
Catalogue constructionNot separately recordedGrey cast housing, radial insert ball bearing with socket set screws,seal with slinger
Closure constructionNot separately recordedseal with slinger
Open NTN UCT205 product record →
Brand / full designationNamed dimensions (mm / in)Dynamic C (kN)Static C0 (kN)Reference speed (rpm)Limiting speed (rpm)Mass (kg / g)
FAGUCT205Take-up housing unit
Bore diameter (d)
25 mm
0.984252 in
Height (H)
89 mm
3.503937 in
Length total (L)
97 mm
3.818898 in
————0.846 kg846 g
KOYOUCT205Ball bearing unit
Bore diameter (d)
25 mm
0.984252 in
Recorded outside dimension (D)
—
Width (B)
34.1 mm
1.34252 in
14 kN7.85 kN———
NTNUCT205Ball bearing unit
Recorded bore (d)
—
Recorded outside dimension (D)
—
Catalogue width (symbol unverified)
—
—————
FAGUCT205-13Take-up housing unit
Bore diameter (d)
20.64 mm
0.812598 in
Height (H)
89 mm
3.503937 in
Length total (L)
97 mm
3.818898 in
————0.84 kg840 g
FAGUCT205-14Take-up housing unit
Bore diameter (d)
22.23 mm
0.875197 in
Height (H)
89 mm
3.503937 in
Length total (L)
97 mm
3.818898 in
————0.83 kg830 g
FAGUCT205-15Take-up housing unit
Bore diameter (d)
23.81 mm
0.937402 in
Height (H)
89 mm
3.503937 in
Length total (L)
97 mm
3.818898 in
————0.81 kg810 g
FAGUCT205-16Take-up housing unit
Bore diameter (d)
25.4 mm
1 in
Height (H)
89 mm
3.503937 in
Length total (L)
97 mm
3.818898 in
————0.79 kg790 g
Compare recorded seals, clearance, precision and materials

Manufacturer wording is retained. A missing property is not inferred from another brand or a similar suffix.

Brand / designationClosureOriginal precisionClearanceCageMaterialLubricant
FAG UCT205Not recordedNot recordedNot recordedNot recordedGG — Grey cast ironNot recorded
KOYO UCT205Not recordedNot recordedNot recordedNot recordedNot recordedNot recorded
NTN UCT205seal with slingerNot recordedNot recordedNot recordedNot recordedNot recorded
FAG UCT205-13Not recordedNot recordedNot recordedNot recordedGG — Grey cast ironNot recorded
FAG UCT205-14Not recordedNot recordedNot recordedNot recordedGG — Grey cast ironNot recorded
FAG UCT205-15Not recordedNot recordedNot recordedNot recordedGG — Grey cast ironNot recorded
FAG UCT205-16Not recordedNot recordedNot recordedNot recordedGG — Grey cast ironNot recorded

How to compare these values

  • Use the displayed dimension names and original symbols. Housing length L, height H2 and flange width are not bearing outside diameter D. A catalogue width with an unverified symbol must not be assumed to be inner-ring width B or assembly width T. Open the product record for mounting dimensions and geometry.
  • Inch values are calculated from the recorded millimetres using 25.4 mm per inch, rounded to six decimal places. They do not change a metric bearing into an inch-series bearing. Gram values are converted from the recorded mass in kilograms.
  • C and C0 describe different rating conditions. They are not a single safe working-load limit and cannot replace an application load calculation.
  • Reference and limiting speeds are separate catalogue values. The source grease/oil context is shown where recorded. Lubricant, seals, loads, fit, clearance and cooling affect the usable operating speed.
  • A common base number does not prove equivalent seals, clearance, precision, material or interchangeability. Open the full designation for these fields.

Related prefix matches — other model numbers may appear

These discovery results can contain a longer number or a different component. They are not specifications for the requested exact model. Open the complete product to inspect its original geometry.

Check the drawing before substituting

Nominal dimensions are not shaft-fit tolerances. Different variants can add grooves, flanges, wider rings or assembly components. When the table has different dimensions, the complete designation—not the shared prefix—controls.

Reference basis & data limits

Manufacturer terminology is retained in the product records. Technical reference basis: JTEKT Basic Bearing Knowledge (boundary dimensions, tolerance classes and lubrication); NSK Bearing ABCs (lubrication, designations and clearance); NTN technical FAQs (closure codes and component interchange); SKF rolling-bearing selection and maintenance references.

Selection workflows and catalogue grouping are BearingScope editorial aids. Verify the current drawing and application requirements before using a candidate. Missing database information is not converted into an assumed match.

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