Cross-brand designation analysis
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You entered NUP-2318-ECML. This table explores the base group NUP2318; it does not preserve or approve every requested suffix. Search your complete marking first →
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Dimensions verified
“NUP2318” across 4 loaded brands
At least two brands share the same bore, outside diameter and width. Use Custom Compare when you want to choose exact suffix variants yourself.
Technical comparison
Choose exact variants instead →Brand differences at a glance
| Parameter | SKFNUP 2318 ECML90 × 190 × 64 mm | FAGNUP2318-E-XL-TVP290 × 190 × 64 mm | NSKNUP2318ET90 × 190 × 64 mm | KOYONUP231890 × 190 × 64 mm |
|---|---|---|---|---|
| Comparable specifications | ||||
| Brand | SKF | FAG | NSK | KOYO |
| Designation | NUP 2318 ECML | NUP2318-E-XL-TVP2 | NUP2318ET | NUP2318 |
| Product family | Cylindrical roller bearings | — | Cylindrical roller bearing | Single-row / NUP |
| Detailed type | Single row cylindrical roller bearing, nup design | Cylindrical roller bearings | Cylindrical roller bearings | Cylindrical roller bearings |
| Series | — | NUP2318 | — | — |
| Bore diameterd | 90 mm | 90 mm | 90 mm | 90 mm |
| Outside diameterD | 190 mm | 190 mm | 190 mm | 190 mm |
| WidthB | 64 mm | 64 mm | 64 mm | 64 mm |
| Basic dynamic load ratingC | 500 kN | 510 kN | 535 kN | 408 kN |
| Basic static load ratingC0 | 540 kN | 530 kN | 535 kN | 395 kN |
| Fatigue load limitPu | 65.5 kN | 94 kN | — | 55.5 kN |
| Reference speednref | 3800 r/min | 3000 r/min | — | — |
| Limiting speednG | 6700 r/min | 4900 r/min | — | 2800 r/min |
| Mass≈m | 8.81 kg | 8.2 kg | — | 8.4 kg |
| Precision class | — | PN — Normal (ISO 492:2023) | — | — |
| Internal clearance | CN | CN (Group N) — Normal internal clearance | — | — |
| Sealing | Without | — | — | — |
| Cage | Machined brass | TVP2 — Solid Window Cage made from PA66 | Polyamide 66 | — |
| Lubricant | None | — | — | — |
| Minimum operating temperatureTmin | — | -30 °C | — | — |
| Maximum operating temperatureTmax | — | 120 °C | — | — |
| Boundary dimensions | ||||
| Bearing widthB | — | — | 64 mm | — |
| Minimum bearing chamferr min. | — | — | 3 mm | — |
| Minimum secondary bearing chamferr1 min. | — | — | 3 mm | — |
| Roller inscribed circle diameterFw | — | — | 113.5 mm | — |
| Capabilities & suitability | ||||
| Radial load capacity | — | Yes | — | — |
| Axial load capacity in one direction | — | Yes | — | — |
| Axial load capacity in both directions | — | Yes | — | — |
| Suitable for grease lubrication | — | Yes | — | — |
| Suitable for oil lubrication | — | Yes | — | — |
| Unsealed design | — | Yes | — | — |
| Catalogue reference mass | ||||
| Approximate shared-row mass — not separately stated for each rib arrangement | — | — | 7.9 kg | — |
| Classification | ||||
| Official Category Path | — | — | — | Cylindrical roller bearings - Single-row - NUP |
| Official Classification 1 | — | — | — | Cylindrical roller bearings / Single-row / NUP |
| Construction | ||||
| Single-row construction type | — | — | NUP | — |
| Rib arrangement | — | — | Two outer-ring ribs; one integral and one loose inner-ring rib | — |
| Standard cage material | — | — | Polyamide 66 | — |
| Standard cage marking | — | — | T | — |
| Other cage codes listed for this catalogue row | — | — | M, T7 | — |
| Precision — designation omission rule | — | — | ISO Normal when no precision suffix is specified | — |
| Clearance identification — verify interchangeability | — | — | No clearance suffix shown. CN omission applies to interchangeable designs; do not infer a numerical clearance. | — |
| Optimized crowning note | — | — | Catalogue asterisk: optimized crowning may be available; not verified as fitted | — |
| Dimensions | ||||
| Minimum chamfer dimensionrmin | — | 3 mm | — | — |
| Minimum chamfer dimensionrmin | — | 0.118 in | — | — |
| Minimum chamfer dimensionr1 min | — | 3 mm | — | — |
| Minimum chamfer dimensionr1 min | — | 0.118 in | — | — |
| Raceway diameter outer ringE | — | 169.5 mm | — | — |
| Raceway diameter outer ringE | — | 6.673 in | — | — |
| Raceway diameter inner ringF | — | 113.5 mm | — | — |
| Raceway diameter inner ringF | — | 4.469 in | — | — |
| Width of loose ribB3 | — | 10 mm | — | — |
| Width of loose ribB3 | — | 0.394 in | — | — |
| Engineering — Abutment dimensions | ||||
| Diameter of spacer sleeved a | min. 104 mm | — | — | — |
| Diameter of shaft abutmentd b | min. 127 mm | — | — | — |
| Diameter of housing abutmentD a | max. 175.3 mm | — | — | — |
| Radius of filletr a | max. 2.5 mm | — | — | — |
| Engineering — Calculation data | ||||
| SKF performance class | SKF Explorer | — | — | — |
| Minimum load factork r | 0.38 | — | — | — |
| Limiting valuee | 0.3 | — | — | — |
| Calculation factorY | 0.4 | — | — | — |
| Engineering — Dimensions | ||||
| Shoulder diameter of inner ringd 1 | ≈ 124 mm | — | — | — |
| Shoulder diameter of outer ringD 1 | ≈ 161.1 mm | — | — | — |
| Raceway diameter of inner ringF | 113.5 mm | — | — | — |
| Chamfer dimensionr 1,2 | min. 3 mm | — | — | — |
| Chamfer dimension of loose flange ringr 3,4 | min. 3 mm | — | — | — |
| Load ratings — standard cage | ||||
| Basic dynamic radial load ratingCr | — | — | 535000 N | — |
| Basic static radial load ratingC0r | — | — | 535000 N | — |
| Logistics | ||||
| Product net weight | 8.81 kg | — | — | — |
| eClass code | 23-05-09-01 | — | — | — |
| Lubrication-qualified speed — standard cage | ||||
| Thermal speed rating — oil bath | — | — | 4000 r/min | — |
| Mechanical limiting speed — forced oil circulation | — | — | 5600 r/min | — |
| Limiting speed — grease | — | — | 2800 r/min | — |
| Limiting speed — oil bath | — | — | 3400 r/min | — |
| Main Dimensions & Performance Data | ||||
| Basic dynamic load rating, radialCr | — | 510,000 N | — | — |
| Basic dynamic load rating, radialCr | — | 114,658.273 lbf | — | — |
| Basic static load rating, radialC0r | — | 530,000 N | — | — |
| Basic static load rating, radialC0r | — | 119,154.676 lbf | — | — |
| Fatigue load limit, radialCur | — | 94,000 N | — | — |
| Fatigue load limit, radialCur | — | 21,133.094 lbf | — | — |
| Manufacturer Identity | ||||
| Schaeffler Product Code | — | 373914 | — | — |
| Official Class Key | — | — | — | 040-010-000 |
| Base Type | — | NUP2318 | — | — |
| Old Designation | — | ["NUP2318E.TVP2","NUP2318-E-TVP2"] | — | — |
| Gpsd Group | — | F01 | — | — |
| Product Line Id | — | 63 | — | — |
| X Life Marking | — | XL | — | — |
| SAP material number | — | 0190051130000 | — | — |
| Base product | — | 2305090122 | — | — |
| Bearing X designation | — | NUP2318-E-XL-TVP2 | — | — |
| Mounting Manager ID | — | NUP2318-E-XL-TVP2 | — | — |
| Grease application ID | — | NUP2318-E-XL-TVP2 | — | — |
| Mounting dimensions | ||||
| Maximum rib diameter inner ringd1 | — | 124 mm | — | — |
| Maximum rib diameter inner ringd1 | — | 4.882 in | — | — |
| Minimum rib diameter outer ringD1 min | — | 161.6 mm | — | — |
| Minimum rib diameter outer ringD1 min | — | 6.362 in | — | — |
| Minimum diameter shaft shoulderda min | — | 104 mm | — | — |
| Minimum diameter shaft shoulderda min | — | 4.094 in | — | — |
| Minimum shaft shoulderdc min | — | 127 mm | — | — |
| Minimum shaft shoulderdc min | — | 5 in | — | — |
| Maximum diameter of housing shoulderDa max | — | 176 mm | — | — |
| Maximum diameter of housing shoulderDa max | — | 6.929 in | — | — |
| Maximum recess radiusra max | — | 2.5 mm | — | — |
| Maximum recess radiusra max | — | 0.098 in | — | — |
| Mounting dimensions — shown arrangement | ||||
| Minimum shaft shoulder diameterdb min. | — | — | 103 mm | — |
| Maximum housing shoulder diameterDa max. | — | — | 177 mm | — |
| Maximum adjacent fillet radiusra max. | — | — | 2.5 mm | — |
| Maximum secondary adjacent fillet radiusrb max. | — | — | 2.5 mm | — |
| Product characteristics | ||||
| DesignE | — | Increased Capacity Design | — | — |
| Radial internal clearanceCN (Group N) | — | Normal internal clearance | — | — |
| Tolerance classPN | — | Normal (ISO 492:2023) | — | — |
| Number of rows1 | — | Single-row design | — | — |
| Product identity | ||||
| Official product category | Cylindrical roller bearings | — | — | — |
| Official taxonomy path | /products/rolling-bearings/roller-bearings/cylindrical-roller-bearings/single-row-cylindrical-roller-bearings | — | — | — |
| Structure group ID | BC1_001_101 | — | — | — |
| Available from SKF | Yes | — | — | — |
| Remanufacturable | No | — | — | — |
| Product Identity | ||||
| Construction | — | Cylindrical roller bearing NUP..-E-XL-TVP2, with cage, single row, locating bearing, 2 ribs on outer ring, 1 rib on inner ring, rib washer internal, type NUP | — | — |
| Short Description | — | Cylindrical roller bearing | — | — |
| Properties | ||||
| Bearing part | Complete bearing | — | — | — |
| Axial displacement capability | None | — | — | — |
| Number of rows | 1 | — | — | — |
| Locating feature, bearing outer ring | Without | — | — | — |
| Bore type | Cylindrical | — | — | — |
| Number of flanges, outer ring | 2 | — | — | — |
| Number of flanges, inner ring | 1 | — | — | — |
| Loose flange | Inner ring loose flange | — | — | — |
| Radial internal clearance | CN | — | — | — |
| Tolerance class | Normal | — | — | — |
| Coating | Without | — | — | — |
| Relubrication feature | Without | — | — | — |
| Indicative carbon footprint for new product | 32.6 kg CO 2 e | — | — | — |
| Technical Data | ||||
| d | — | — | — | 190 mm |
| B | — | — | — | 64 mm |
| R(Min.) | — | — | — | 3 mm |
| R1(Min.) | — | — | — | 3 mm |
| Bore Diameter (D) | — | 90 mm | — | — |
| Fw | — | — | — | 115 mm |
| Outside Diamater (D) | — | 190 mm | — | — |
| Ew | — | — | — | - mm |
| Total Width (B) | — | 64 mm | — | — |
| Basic Load Ratings : Cr | — | — | — | 408 kN |
| Basic Dynamic Load Rating, Radial (Cr) | — | 510,000 N | — | — |
| Basic Load Ratings : C0R | — | — | — | 395 kN |
| Basic Static Load Rating, Radial (C0R) | — | 530,000 N | — | — |
| Fatigue Load Limit : Cu | — | — | — | 55.5 kN |
| Raceway Diameter Inner Ring (F) | — | 113.5 mm | — | — |
| Limiting Speeds(Grease Lub.) | — | — | — | 2800 min-1 |
| Operating Temperature Min. (Tmin) | — | -30 °C | — | — |
| Limiting Speeds(Oil Lub.) | — | — | — | 4200 min-1 |
| Minimum Diameter Shaft Shoulder (Da) | — | 104 mm | — | — |
| Sd1 | — | — | — | - mm |
| Width Of Loose Rib (B3) | — | 10 mm | — | — |
| B1 | — | — | — | - mm |
| Operating Temperature Max. (Tmax) | — | 120 °C | — | — |
| B2 | — | — | — | - mm |
| Limiting Speed (Limiting Spe) | — | 4,900 1/min | — | — |
| Da(Min.) | — | — | — | 103 mm |
| Minimum Shaft Shoulder (Dc Min) | — | 127 mm | — | — |
| Db(Min.) | — | — | — | - mm |
| Reference Speed (Nϑr) | — | 3,000 1/min | — | — |
| Db(Max.) | — | — | — | - mm |
| Maximum Recess Radius (Ra Max) | — | 2.5 mm | — | — |
| Dc(Min.) | — | — | — | - mm |
| Maximum Diameter Of Housing Shoulder (Da) | — | 176 mm | — | — |
| Dd(Min.) | — | — | — | - mm |
| Maximum Rib Diameter Inner Ring (D1) | — | 124 mm | — | — |
| Da(Max.) | — | — | — | 177 mm |
| Minimum Chamfer Dimension (R1 Min) | — | 3 mm | — | — |
| Minimum Rib Diameter Outer Ring (D1 Min) | — | 161.6 mm | — | — |
| Minimum Chamfer Dimension (Rmin) | — | 3 mm | — | — |
| Ra(Max.) | — | — | — | 2.5 mm |
| Raceway Diameter Outer Ring (E) | — | 169.5 mm | — | — |
| Rb(Max.) | — | — | — | 2.5 mm |
| Fatigue Load Limit, Radial (Cur) | — | 94,000 N | — | — |
| Mass(Refer.) | — | — | — | 8.4 kg |
| Temperature range | ||||
| Operating temperature min.Tmin | — | -30 °C | — | — |
| Operating temperature min.Tmin | — | -22 °F | — | — |
| Operating temperature max.Tmax | — | 120 °C | — | — |
| Operating temperature max.Tmax | — | 248 °F | — | — |
Automatic matching is a search aid, not an interchangeability declaration. Confirm the full suffix, tolerances, internal design and application limits before substitution.