Cross-brand designation analysis
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Explore products that share a base designation across loaded brands, with dimensional agreement and data gaps shown clearly.
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Dimensions verified
“NJ336” across 5 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 | SKFNJ 336 ECM180 × 380 × 75 mm | FAGNJ336-E-TB-M1180 × 380 × 75 mm | TIMKENNJ336EMA180 × 380 × 75 mm | NSKNJ336EM180 × 380 × 75 mm | KOYONJ336180 × 380 × 75 mm |
|---|---|---|---|---|---|
| Comparable specifications | |||||
| Brand | SKF | FAG | TIMKEN | NSK | KOYO |
| Designation | NJ 336 ECM | NJ336-E-TB-M1 | NJ336EMA | NJ336EM | NJ336 |
| Product family | Cylindrical roller bearings | — | Cylindrical 1-Row | Cylindrical roller bearing | Single-row / NJ |
| Detailed type | Single row cylindrical roller bearing, nj design | Cylindrical roller bearings | Cylindrical roller bearings | Cylindrical roller bearings | Cylindrical roller bearings |
| Series | — | NJ336 | EX27721 | — | — |
| Bore diameterd | 180 mm | 180 mm | 180 mm | 180 mm | 180 mm |
| Outside diameterD | 380 mm | 380 mm | 380 mm | 380 mm | 380 mm |
| WidthB | 75 mm | 75 mm | 75 mm | 75 mm | 75 mm |
| Basic dynamic load ratingC | 1020 kN | 1040 kN | 1150 kN | 1210 kN | 1130 kN |
| Basic static load ratingC0 | 1290 kN | 1320 kN | 1290 kN | 1230 kN | 1150 kN |
| Fatigue load limitPu | 125 kN | 145 kN | — | — | 136 kN |
| Reference speednref | 1600 r/min | 1500 r/min | — | — | — |
| Limiting speednG | 2200 r/min | 2650 r/min | — | — | 1400 r/min |
| Mass≈m | 43.3 kg | 45.2 kg | 43.4 kg | — | 46.1 kg |
| Precision class | — | PN — Normal (ISO 492:2023) | — | — | — |
| Internal clearance | CN | CN (Group N) — Normal internal clearance | — | — | — |
| Sealing | Without | — | Open | — | — |
| Cage | Machined brass | M1 — Two Piece Brass Cage Roller Guided | Window Brass cage | Machined brass | — |
| Lubricant | None | — | — | — | — |
| Minimum operating temperatureTmin | — | -30 °C | — | — | — |
| Maximum operating temperatureTmax | — | 150 °C | — | — | — |
| Additional information | |||||
| L-washer | — | HJ336-E | — | — | — |
| Boundary dimensions | |||||
| Bearing widthB | — | — | — | 75 mm | — |
| Minimum bearing chamferr min. | — | — | — | 4 mm | — |
| Minimum secondary bearing chamferr1 min. | — | — | — | 4 mm | — |
| Roller inscribed circle diameterFw | — | — | — | 231 mm | — |
| Calculation Factors | |||||
| K Factor | — | — | 0.00 | — | — |
| Y1 Factor | — | — | 0.00 | — | — |
| Y2 Factor | — | — | 0.00 | — | — |
| Y0 Factor | — | — | 0.00 | — | — |
| E Factor | — | — | 0.00 | — | — |
| Cg Factor | — | — | 0.1347 | — | — |
| Capabilities & suitability | |||||
| Radial load capacity | — | Yes | — | — | — |
| Axial load capacity in one direction | — | Yes | — | — | — |
| Suitable for grease lubrication | — | Yes | — | — | — |
| Suitable for oil lubrication | — | Yes | — | — | — |
| Unsealed design | — | Yes | — | — | — |
| Largebearing | — | Yes | — | — | — |
| Catalogue reference mass | |||||
| Approximate shared-row mass — not separately stated for each rib arrangement | — | — | — | 44 kg | — |
| Classification | |||||
| Official Category Path | — | — | — | — | Cylindrical roller bearings - Single-row - NJ |
| Official Classification 1 | — | — | — | — | Cylindrical roller bearings / Single-row / NJ |
| Construction | |||||
| Single-row construction type | — | — | — | NJ | — |
| Rib arrangement | — | — | — | Two outer-ring ribs; one inner-ring rib | — |
| Standard cage material | — | — | — | Machined brass | — |
| Standard cage marking | — | — | — | M | — |
| Other cage codes listed for this catalogue row | — | — | — | None listed in this row | — |
| 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 | — | — | — | No optimized-crowning asterisk on this row | — |
| Dimensions | |||||
| Minimum chamfer dimensionrmin | — | 4 mm | — | — | — |
| Minimum chamfer dimensionrmin | — | 0.157 in | — | — | — |
| Minimum chamfer dimensionr1 min | — | 4 mm | — | — | — |
| Minimum chamfer dimensionr1 min | — | 0.157 in | — | — | — |
| Axial displacements | — | 6.1 mm | — | — | — |
| Axial displacements | — | 0.24 in | — | — | — |
| Raceway diameter outer ringE | — | 335 mm | — | — | — |
| Raceway diameter outer ringE | — | 13.189 in | — | — | — |
| Raceway diameter inner ringF | — | 231 mm | — | — | — |
| Raceway diameter inner ringF | — | 9.094 in | — | — | — |
| Minimum rib diameter outer ringD1 min | — | 314.2 mm | — | — | — |
| Minimum rib diameter outer ringD1 min | — | 12.37 in | — | — | — |
| Maximum rib diameter inner ringd1 | — | 251.8 mm | — | — | — |
| Maximum rib diameter inner ringd1 | — | 9.913 in | — | — | — |
| Engineering — Abutment dimensions | |||||
| Diameter of spacer sleeved a | max. 226 mm | — | — | — | — |
| Diameter of shaft abutmentd b | min. 254.5 mm | — | — | — | — |
| Diameter of housing abutmentD a | max. 361 mm | — | — | — | — |
| Radius of filletr a | max. 3 mm | — | — | — | — |
| Engineering — Calculation data | |||||
| Minimum load factork r | 0.15 | — | — | — | — |
| Limiting valuee | 0.2 | — | — | — | — |
| Calculation factorY | 0.6 | — | — | — | — |
| Engineering — Dimensions | |||||
| Shoulder diameter of inner ringd 1 | ≈ 250 mm | — | — | — | — |
| Shoulder diameter of outer ringD 1 | ≈ 318.85 mm | — | — | — | — |
| Raceway diameter of inner ringF | 231 mm | — | — | — | — |
| Chamfer dimensionr 1,2 | min. 4 mm | — | — | — | — |
| Chamfer dimensionr 3,4 | min. 4 mm | — | — | — | — |
| Permissible axial displacements | max. 4.2 mm | — | — | — | — |
| Load ratings — standard cage | |||||
| Basic dynamic radial load ratingCr | — | — | — | 1210000 N | — |
| Basic static radial load ratingC0r | — | — | — | 1230000 N | — |
| Logistics | |||||
| Product net weight | 43.3 kg | — | — | — | — |
| eClass code | 23-05-09-01 | — | — | — | — |
| UNSPSC code | 31171505 | — | — | — | — |
| Lubrication-qualified speed — standard cage | |||||
| Thermal speed rating — oil bath | — | — | — | 1700 r/min | — |
| Mechanical limiting speed — forced oil circulation | — | — | — | 2800 r/min | — |
| Limiting speed — grease | — | — | — | 1500 r/min | — |
| Limiting speed — oil bath | — | — | — | 1800 r/min | — |
| Main Dimensions & Performance Data | |||||
| Basic dynamic load rating, radialCr | — | 1,040,000 N | — | — | — |
| Basic dynamic load rating, radialCr | — | 233,812.95 lbf | — | — | — |
| Basic static load rating, radialC0r | — | 1,320,000 N | — | — | — |
| Basic static load rating, radialC0r | — | 296,762.59 lbf | — | — | — |
| Fatigue load limit, radialCur | — | 145,000 N | — | — | — |
| Fatigue load limit, radialCur | — | 32,598.921 lbf | — | — | — |
| Manufacturer Identity | |||||
| Schaeffler Product Code | — | 373017 | — | — | — |
| Material Number | — | — | 000000000190019316 | — | — |
| Official Class Key | — | — | — | — | 040-010-000 |
| Base Type | — | NJ336 | — | — | — |
| World Assembly Part Number | — | — | NJ336EMA | — | — |
| Gpsd Group | — | F01 | — | — | — |
| Inner Ring Part Number | — | — | 180ARJE03 | — | — |
| Product Line Id | — | 75 | — | — | — |
| Outer Ring Part Number | — | — | 180ERUE03 | — | — |
| Drawing Number | — | — | M103354 | — | — |
| Upc | — | — | 0053893773872 | — | — |
| Official Source System | — | — | CORE BP - DS DF | — | — |
| Official Last Run | — | — | 2026-08-23T20:02:48.51 | — | — |
| SAP material number | — | 0800911050000 | — | — | — |
| Base product | — | 2305090111 | — | — | — |
| Bearing X designation | — | NJ336-E-TB-M1 | — | — | — |
| Mounting Manager ID | — | NJ336-E-TB-M1 | — | — | — |
| Grease application ID | — | NJ336-E-TB-M1 | — | — | — |
| Mounting dimensions | |||||
| Minimum diameter shaft shoulderda min | — | 197 mm | — | — | — |
| Minimum diameter shaft shoulderda min | — | 7.756 in | — | — | — |
| Maximum diameter of shaft shoulderda max | — | 228 mm | — | — | — |
| Maximum diameter of shaft shoulderda max | — | 8.976 in | — | — | — |
| Maximum diameter of housing shoulderDa max | — | 363 mm | — | — | — |
| Maximum diameter of housing shoulderDa max | — | 14.291 in | — | — | — |
| Minimum shaft shoulderdc min | — | 254 mm | — | — | — |
| Minimum shaft shoulderdc min | — | 10 in | — | — | — |
| Maximum recess radiusra max | — | 3 mm | — | — | — |
| Maximum recess radiusra max | — | 0.118 in | — | — | — |
| Mounting dimensions — shown arrangement | |||||
| Minimum shaft shoulder diameterdb min. | — | — | — | 196 mm | — |
| Maximum housing shoulder diameterDa max. | — | — | — | 364 mm | — |
| Maximum adjusting-ring diameter (NU/NJ arrangement)db max. | — | — | — | 226 mm | — |
| Maximum adjacent fillet radiusra max. | — | — | — | 3 mm | — |
| Maximum secondary adjacent fillet radiusrb max. | — | — | — | 3 mm | — |
| Product characteristics | |||||
| DesignTB | — | Bearings with increased axial load capacity | — | — | — |
| 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 | Yes | — | — | — | — |
| Product Identity | |||||
| Construction | — | Cylindrical roller bearing NJ..-E-M1, with cage, single row, semi-locating bearing, 2 ribs on outer ring, 1 rib on inner ring, type NJ | Single Row Cylindrical Roller Bearing | Imperial Series | 7.0866 in Bore | 14.9606 in OD | 2.9528 in Width | Open | Cylindrical Bore | Machined Window Brass Cage | C0 Clearance | — | — |
| Short Description | — | Cylindrical roller bearing | — | — | — |
| Type Description | — | — | Cylindrical 1-Row | — | — |
| Number Of Rows | 1 | — | 1 | — | — |
| Tapered Bore | — | — | N | — | — |
| Properties | |||||
| Bearing part | Complete bearing | — | — | — | — |
| Axial displacement capability | In one direction | — | — | — | — |
| Locating feature, bearing outer ring | Without | — | — | — | — |
| Bore type | Cylindrical | — | — | — | — |
| Number of flanges, outer ring | 2 | — | — | — | — |
| Number of flanges, inner ring | 1 | — | — | — | — |
| Loose flange | None | — | — | — | — |
| Radial internal clearance | CN | — | — | — | — |
| Tolerance class | Normal | — | — | — | — |
| Coating | Without | — | — | — | — |
| Relubrication feature | Without | — | — | — | — |
| Candidate for remanufacturing | Yes | — | — | — | — |
| Indicative carbon footprint for new product | 160.0 kg CO 2 e | — | — | — | — |
| Indicative carbon footprint for remanufactured product | 53.3 kg CO 2 e | — | — | — | — |
| Technical Data | |||||
| d | — | — | — | — | 380 mm |
| B | — | — | — | — | 75 mm |
| Bore Diameter (D) | — | 180 mm | — | — | — |
| R(Min.) | — | — | — | — | 4 mm |
| Outside Diamater (D) | — | 380 mm | — | — | — |
| R1(Min.) | — | — | — | — | 4 mm |
| Total Width (B) | — | 75 mm | — | — | — |
| Overall Width | — | — | 0.000 mm | — | — |
| Fw | — | — | — | — | 232 mm |
| Basic Dynamic Load Rating, Radial (Cr) | — | 1,040,000 N | — | — | — |
| Radial Rating | — | — | 1,150,000 N | — | — |
| Ew | — | — | — | — | - mm |
| Basic Static Load Rating, Radial (C0R) | — | 1,320,000 N | — | — | — |
| Axial Rating | — | — | 0 N | — | — |
| Basic Load Ratings : Cr | — | — | — | — | 1130 kN |
| Raceway Diameter Inner Ring (F) | — | 231 mm | — | — | — |
| Dynamic Rating C1 | — | — | 1,150,000 N | — | — |
| Basic Load Ratings : C0R | — | — | — | — | 1150 kN |
| Operating Temperature Min. (Tmin) | — | -30 °C | — | — | — |
| Dynamic Rating C90 | — | — | 0 N | — | — |
| Fatigue Load Limit : Cu | — | — | — | — | 136 kN |
| Minimum Diameter Shaft Shoulder (Da) | — | 197 mm | — | — | — |
| Dynamic Axial Rating Ca90 | — | — | 0 N | — | — |
| Limiting Speeds(Grease Lub.) | — | — | — | — | 1400 min-1 |
| Operating Temperature Max. (Tmax) | — | 150 °C | — | — | — |
| Dynamic Axial Rating Ca1 | — | — | 0 N | — | — |
| Limiting Speeds(Oil Lub.) | — | — | — | — | 1900 min-1 |
| Limiting Speed (Limiting Spe) | — | 2,650 1/min | — | — | — |
| Static Radial Rating C0 | — | — | 1,290,000 N | — | — |
| Sd1 | — | — | — | — | - mm |
| Minimum Shaft Shoulder (Dc Min) | — | 254 mm | — | — | — |
| Extended Dynamic Rating Ce | — | — | 0 N | — | — |
| B1 | — | — | — | — | - mm |
| Reference Speed (Nϑr) | — | 1,500 1/min | — | — | — |
| Static Axial Rating C0A | — | — | 0 N | — | — |
| B2 | — | — | — | — | - mm |
| Maximum Recess Radius (Ra Max) | — | 3 mm | — | — | — |
| Da(Min.) | — | — | — | — | - mm |
| Maximum Diameter Of Housing Shoulder (Da) | — | 363 mm | — | — | — |
| Db(Min.) | — | — | — | — | - mm |
| Maximum Rib Diameter Inner Ring (D1) | — | 251.8 mm | — | — | — |
| Db(Max.) | — | — | — | — | - mm |
| Minimum Chamfer Dimension (R1 Min) | — | 4 mm | — | — | — |
| Dc(Min.) | — | — | — | — | - mm |
| Axial Displacement (S) | — | 6.1 mm | — | — | — |
| Dd(Min.) | — | — | — | — | - mm |
| Minimum Rib Diameter Outer Ring (D1 Min) | — | 314.2 mm | — | — | — |
| Da(Max.) | — | — | — | — | 364 mm |
| Maximum Diameter Of Shaft Shoulder (Da Max) | — | 228 mm | — | — | — |
| Minimum Chamfer Dimension (Rmin) | — | 4 mm | — | — | — |
| Raceway Diameter Outer Ring (E) | — | 335 mm | — | — | — |
| Ra(Max.) | — | — | — | — | 3 mm |
| Fatigue Load Limit, Radial (Cur) | — | 145,000 N | — | — | — |
| Rb(Max.) | — | — | — | — | 3 mm |
| Mass(Refer.) | — | — | — | — | 46.1 kg |
| Temperature range | |||||
| Operating temperature min.Tmin | — | -30 °C | — | — | — |
| Operating temperature min.Tmin | — | -22 °F | — | — | — |
| Operating temperature max.Tmax | — | 150 °C | — | — | — |
| Operating temperature max.Tmax | — | 302 °F | — | — | — |
Automatic matching is a search aid, not an interchangeability declaration. Confirm the full suffix, tolerances, internal design and application limits before substitution.