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Search verified bearing designations and technical parameters across SKF, FAG, INA, TIMKEN, NSK, KOYO, IKO, NACHI and NTN.

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Bearing designation

Closure group

Brand

SKF310FAG169INA159KOYO133IKO96TIMKEN69NSK54NACHI35EZO7NTN7

Product family

Super-precision angular contact ball bearings105Deep groove ball bearings102Radial deep-groove ball69Deep groove ball bearings35Single row deep groove ball bearings26Bushings, thrust washers and strips25Angular contact ball bearings23Inner rings21Rod ends18Shell type needle roller bearings13Support rollers (yoke-type track rollers)13Angular contact ball bearings12Standard type rod ends11Machined type needle roller bearings9Inner rings / metric series / jr,im.p,jr.js1,jrz.js18Matched pair / back-to-back / with machined cage8Matched pair / face-to-face / with machined cage8Matched pair / tandem / with machined cage8Separable roller followers8Single-row / with machined cage8Axial deep groove ball bearings7Needle roller cages for general use7Thin-section ball bearing7Corrosive / exsev-sk6Non-separable roller followers6Single-row / open type6Needle roller bearings5Needle roller bearings with separable cage5Single-row / shielded/sealed type / contact sealed5Single-row / shielded/sealed type / non-contact sealed5Single-row / shielded/sealed type / shielded zz5Combined needle roller / thrust ball bearings4Matched pair / back-to-back / with pressed cage4Matched pair / face-to-face / with pressed cage4Matched pair / tandem / with pressed cage4Mounting holed type high rigidity crossed roller bearings4Self-aligning ball bearings4Single direction / with flat back faces4Single-row / with pressed cage4Lock nuts3Radial spherical plain bearings3Roller bearings3Self-aligning ball bearings3Single-row3Single-row / shielded/sealed type / extremely light contact sealed3Tensioner bearings3Thrust ball bearings3C-lube machined type needle roller bearings2Cam rollers (yoke-type track rollers)2Clean / clean pro bearing-pr2

Detailed product type

Deep groove ball bearings297Angular contact ball bearings94Needle roller bearings54Special-environment bearings36Matched set of two super-precision, high-capacity, d design, single row angular contact ball bearings34Rod ends33Deep groove ball bearing with seals or shields29Spindle bearings27Super-precision, high-capacity, universally matchable single row angular contact ball bearing24Inner rings21Deep groove ball bearing with seals17Stud type track roller16Roller followers15Super-precision, high-capacity, single row angular contact ball bearing15Yoke type track roller15Axial deep groove ball bearings14Matched set of two super-precision, high-speed e design, single row angular contact ball bearings14Self-aligning ball bearings14Stainless steel deep groove ball bearing with integral sealing13Bush12Spherical plain bearings12High-speed spindle bearings11Drawn cup needle roller bearing open end10Super-precision, high-speed e design, universally matchable single row angular contact ball bearing10Needle roller cage assembly8Axial needle roller bearings7Flanged bush7Crossed roller bearings6Axial angular contact ball bearing5Double row angular contact ball bearing with seals or shields5Ptfe composite straight bushing5Rod end, maintenance-free, female thread5Rod end, requires maintenance, female thread5Sintered bronze straight bushing5Stainless steel deep groove ball bearing5Double row angular contact ball bearing4Drawn cup needle roller bearing closed end4Inner ring for needle roller bearings, ir series4Needle roller/axial ball bearing4Pom composite straight bushing4Ptfe composite flanged bushing4Rod end, maintenance-free, male thread4Rod end, requires maintenance, male thread4Support rollers (yoke-type track rollers) with flange rings, integral sealing and relubrication feature4Automotive bearings3Drawn cup roller clutch3Guideways with four raceways3Radial roller bearing3Roller bearings3Single row angular contact ball bearing3Single row needle roller bearing with machined rings, with flanges3Sintered bronze flanged bushing3Stainless steel deep groove ball bearing with flanged outer ring and integral sealing3Super-precision, high-speed e design, single row angular contact ball bearing3Support rollers (yoke-type track rollers) with flange rings and relubrication feature3Ball bearing units2Combined needle roller bearings2Guideway2Hybrid ceramic deep groove ball bearing with low-friction seals on both sides2Linear ball bearing2

Bearing dimensions

Minimum and maximum (mm)

Inside d

Outside D

Width B

Height H

Technical attributes

Series

600057620039630026720011IRT9619008KT7NART7NAST6S60006TLA6618005KR225KR265NA49005320043800462200491004B70004B719004B72004CRBF4HCB70004HCB72004LRT4S62004TA4TAF422003620003630003HCB719003HK10103LR52003S619003TLAM3ZKLN1034312002300230002623002GE10-DO2HK10122HK10152HS70002HS719002HSS70002HSS719002LR2002NA492NAF2NAG2NAX2NK10/122NKI10/202NKX102NX102PHS2PHS…EC2

Sealing2RS vs ZZ selection guide →

Without159Seal on both sides59Without — Not sealed46Open372Z — Non-contact shield on both sides35Sealed35Shield on both sides352RSR — Contact seal on both sides26Shielded202HRS — Contact seal on both sides132RSD — Non-contact sealed on both sides and greased “for life”11Shield on one side10Contact sealed5Metal shields on both sides5Non-contact rubber seals on both sides5Non-contact sealed5One contact seal5One non-contact seal5One shield5Shielded ZZ5Two contact seals5Two non-contact seals5Two shields5Z — Non-contact shield on one Side52BRS — Non-contact seal on both sides42RS — Contact seal on both sides4Seal on one side4Contact rubber seals on both sides3Extremely light contact sealed3Open (no closure suffix in this catalogue marking)32DRS — Contact seal on both sides2contact seal on one side2Contact-sealed DD catalogue type2HRS — Contact seal on one side2Two contact rubber seals2Two pressed-steel shields2Z-HRS — Non-contact shield on one Side, Contact seal on the other side22RZ — Non-contact seal on both sides1Double contact sealed (DDU)1Double shielded (ZZ)1

Internal clearance

CN89CN (Group N) — Normal internal clearance65C3 (Group 3) — Internal clearance larger than CN43C337Between C2 and CN7C2 (Group 2) — Internal clearance smaller than CN2CM (Group M) — Internal clearance limited for electric motors2Not applicable2

Precision class

PN — Normal (ISO 492:2023)75JIS, Class 061P6 — Class 6 (ISO 492:2023)55P4S — Tolerance class P4S, FAG standard better than P4 to ISO 492:202334P6 and tighter width tolerance18P67Normal6P4 — Class 4 (ISO 492:2023)4

Cage

JN — Steel sheet metal102Sheet metal70Steel cage62T — Laminated fabric cage34Steel30Non-metallic26Pressed steel23Stamped stainless steel21Low Carbon Steel13With12TVH — Solid cage made of glass-fiber reinforced polyamide PA669Carbon Steel8TVP — Solid cage made of glass-fiber reinforced polyamid PA667JP — Steel sheet metal6pressed steel cage6Stainless Steel cage6TVH — Solid cage made of glass-fiber reinforced polyamid PA665Full Complement4TVP — Polyamide cage4Without3Pressed stainless steel2Sheet steel2Stainless Steel2MP — Solid brass cage, ball guided1Nylon cage1polyamide cage.1

Bearing material

Bearing steel194High Carbon Chrome Steel48Hybrid (ceramic balls)31Stainless steel25Chromium Molybdenum Steel13Carbon Steel11High Carbon Chromium Bearing Steel8High-carbon chromium bearing steel7Copper or Brass2High Carbon Steel1Steel1

Lubricant

None140Grease95Lubricating grease39Without — Bearing not greased37GA14 — Ball bearing grease, low noise17GA21 — Grease for super precision bearings, standard15L038 — Grease (L038/customer specific)8L138 — Grease (L138/customer specific)5FD — Grease with food application approval to NSF H14Food grade grease4GA13 — Ball bearing and insert bearing grease4L278 — Grease (L278/customer specific)4L069 — Low noise high-temperature grease, interchangeable with grease L2073L207 — Low noise high-temperature grease, interchangeable with grease L0693Solid Oil2L091 — Grease (L091/customer specific)1L178 — Grease (L178/customer specific)1L212 — Grease (L212/customer specific)1

Performance

Dynamic load ≥ kN

Static load ≥ kN

Limit speed ≥ r/min

Mass ≤ kg

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