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支承滚轮轴承

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支承滚轮轴承是由厚壁外圈和其他轴承元件组成的轴承单元,利用厚壁外圈,滚轮可以直接在滚道上滚动,因此该类轴承可以承受大的负荷,由于其结构紧凑多样、旋转精度高、品种繁多、适应 性广、易于安装,支承滚轮轴承广泛用于机床、冶金机械、纺织机械、印刷机械等机械设备和加工流水线设备。支承滚轮按用途可以分为压力滚轮、偏心滚轮、摇杆滚轮。

一、无轴向引导

轴承代号结构特点
RSTO外圈无挡边、有保持架、 弧形滚面
RSTO..X无密封、无内圈 柱形滚面
STO外圈无挡边、有保持架、  弧形滚面
STO..X双面密封、无内圈 柱形滚面
RNA22..2RS外圈双挡边、有保持架、 弧形滚面
RNA22..2RS X 双面密封、有内圈 柱形滚面
NA22..2RS 外圈双挡边、有保持架 弧形滚面
NA22..2RS X双面密封、有内圈 柱形滚面

二、有轴向引导

轴承代号结构特点
NATR有保持架 有内圈 弧形滚面或柱形滚面
NATR..PP有保持架 有内圈 弧形滚面或柱形滚面
NATV满装滚针 有内圈 弧形滚面或柱形滚面
NATV..PP满装滚针 有内圈 弧形滚面或柱形滚面
NUTR满装圆柱滚子 有内圈 弧形滚面
NUTR..X满装圆柱滚子 有内圈 柱形滚

外径

Outside Diameter

轴承型号与近似重量

Bearing Designation and mass approx

外形尺寸

Borndary Dimensions

基本额定负荷

Basic Load Rating

极限转速

Limiting Speed

无内圈 Without IR重量 Mass

带内圈

With IR

重量 MassDd

F注1

Fw

BCE

动 Cr

Dynamic

静 Cor

Static

作为支承滚轮

脂润滑注3

Grease

动 Cw静 Cow
mmggmmNrpm
16RSTO 5 TN8.5----16--7--7.810280026002550255023000
RSTO 5 TN X8.5----16--7--7.810280026001990199023000
19RSTO 6 TN12.5STO 6 TN1719610109.813470054503750450020000
RSTO 6 TN X12.5STO 6 TN X1719610109.813470054503050400020000
24RSTO 8 TN21STO 8 TN2624812109.815480060004200550016000
RSTO 8 TN X21STO 8 TN2624812109.815480060003000500016000
30RSTO 1042STO 10493010141211.82010200105008400920011000
RSTO 10 X42STO 10 X493010141211.82010200105008000880011000
32RSTO 1249STO 12573212161211.82211300123008900101009000
RSTO 12 X49STO 12 X573212161211.8221130012300850096009000
35RSTO 1550STO 15633515201211.82613200160009100107006500
RSTO 15 X50STO 15 X633515201211.8261320016000870099006500
40RSTO 1788STO 171074017221615.829198002530014300177005500
RSTO 17 X88STO 17 X1074017221615.829198002530012500157005500
47RSTO 20130STO 201524720251615.832208002780016200215004700
RSTO 20 X130STO 20 X1524720251615.832208002780015000199004700
52RSTO 25150STO 251775225301615.837230003340016500229003600
RSTO 25 X150STO 25 X1775225301615.837230003340014000209003600
62RSTO 30255STO 303086230382019.846352005670023300350002500
RSTO 30 X255STO 30 X3086230382019.846332005670021800330002500
72RSTO 35375STO 354417235422019.850358005880026000410002200
RSTO 35 X375STO 35 X4417235422019.850358005880024500389002200
80RSTO 40420STO 405308040502019.858352006180024000390001700
RSTO 40 X420STO 40 X5308040502019.858352006180022500365001700
85RSTO 45453STO 455768545552019.863389007390025500430001500
RSTO 45 X453STO 45 X5768545552019.863389007390024000415001500
90RSTO 50481STO 506179050602019.868433008480026000465001300
RSTO 50 X481STO 50 X6179050602019.868433008480022800440001300

外径

Outside Diameter

轴承型号与近似重量

Bearing Designation and mass approx

外形尺寸

Borndary Dimensions

基本额定负荷

Basic Load Rating

极限转速

Limiting Speed

无内圈

Without IR

重量 Mass

带内圈

With IR

重量 MassDd

F注1

Fw

BCE

动 Cr

Dynamic

静 Cor

Static

作为支承滚轮

脂润滑

Grease

动 Cw静 Cow
mmggmmNrpm
19RNA 22/6.2RS18NA 22/6.2RS22196101211.816500043503050300018000
RNA 22/6.2RS X18NA 22/6.2RS X22196101211.816500043503900370018000
24RNA 22/8.2RS29NA 22/8.2RS34248121211.818550052004800480014000
RNA 22/8.2RS X29NA 22/8.2RS X34248121211.818550052004050405014000
30RNA 2200.2RS52NA 2200.2RS603010141413.820760081007000800011000
RNA 2200.2RS X52NA 2200.2RS X603010141413.820760081006500705011000
32RNA 2201.2RS57NA 2201.2RS673212161413.82285009700750090009500
RNA 2201.2RS X57NA 2201.2RS X673212161413.82285009700705089509500
35RNA 2202.2RS60NA 2202.2RS753515201413.826960012000760096007000
RNA 2202.2RS X60NA 2202.2RS X753515201413.826960012000705090807000
40RNA 2203.2RS94NA 2203.2RS1124017221615.82812000165009900138006000
RNA 2203.2RS X94NA 2203.2RS X1124017221615.82812000165009090118006000
47RNA 2204.2 RS152NA 2204.2RS1774720251817.833185002190015200183004600
RNA 2204.2RS X152NA 2204.2RS X1774720251817.833185002190013500165004600
52RNA 2205.2RS179NA 2205.2RS2095225301817.838201002600015700200003500
RNA 2205.2RS X179NA 2205.2RS X2095225301817.838201002600013500189003500
62RNA 2206.2RS284NA 2206.2RS3246230352019.843230002800018300255002800
RNA 2206.2RS X284NA 2206.2RS X3246230352019.843230002800017500235002800
72RNA 2207.2RS432NA 2207.2RS5057235422322.750298004630023000355002200
RNA 2207.2RS X432NA 2207.2RS X5057235422322.750298004630020500325002200
80RNA 2208.2RS530NA 2208.2RS6288040482322.757382005770027500405001700
RNA 2208.2RS X530NA 2208.2RS X6288040482322.757382005770025000380001700
85RNA 2209.2RS545NA 2209.2RS6558545522322.762403006380028500430001600
RNA 2209.2RS X545NA 2209.2RS X6558545522322.762403006380026000410001600
90RNA 2210.2RS563NA 2210.2RS6909050582322.768421006600028000425001300
RNA 2210.2RS X563NA 2210.2RS X6909050582322.768421006600026000405001300

外径

Outside Diameter

轴承型号与近似重量

Bearing Designation and mass approx

外形尺寸

Borndary Dimensions

基本额定负荷

Basic Load Rating

极限转速

Limiting Speed

不带密封

Without seal

重量 Mass

带密封

Sealed

重量 Mass

dDBCd1

动 Cr

Dynamic

静 Cor

Static

作为支承滚轮

脂润滑

Grease

动 Cw静 Cow
mmggmmNrpm
16NATR 514NATR 5 PP14516121112305030002050240022000
NATV 515NATV 5 PP1551612111245006300368043008500
19NATR 620NATR 6 PP20619121114360036502450285020000
NATV 621NATV 6 PP2161912111457008700460067507000
24NATR 841NATR 8 PP4182415141945005400390045005000
NATV 842NATV 8 PP42824151419860012000670098005500
30NATR 1064NATR 10 PP641030151423610078004500690011000
NATV 1065NATV 10 PP65103015142310900170007600118004500
32NATR 1271NATR 12 PP71123215142566009800466070009000
NATV 1272NATV 12 PP72123215142511800190007800130003900
35NATR 15103NATR 15 PP103153519182710500175007800115007000
NATV 15105NATV 15 PP1051535191827160003250010200205003400
40NATR 17144NATR 17 PP144174021203211800194009500135006000
NATV 17152NATV 17 PP152174021203219600370001200230002900
47NATR 20246NATR 20 PP2462047252437175002980013500225004900
NATV 20254NATV 20 PP2542047252437258005700019000395002600
52NATR 25275NATR 25 PP2752552252442195003650013400235003600
NATV 25285NATV 25 PP2852552252442290006960019800409002100
62NATR 30470NATR 30 PP4703062292851310005750020900355002600
NATV 30481NATV 30 PP48130622928514550010400027800609001700
72NATR 35635NATR 35 PP6353572292858345006750022500410002000
NATV 35647NATV 35 PP64735722928585080010950030900708001400
80NATR 40805NATR 40 PP8054080323066470009150030900565001700
NATV 40890NATV 40 PP89040803230666400013900039800878001300
85NATR 45910NATR 45 PP9104585323072491009800030600569001500
90NATR 50960NATR 50 PP9605090323076505001060030600575001300
NATV 50990NATV 50 PP99050903230766950018700038700909001000

外径

Outside Diameter

轴承型号与近似重量

Bearing Designation and mass approx

外形尺寸

Boundary Dimensions

基本额定负荷 

极限转速

Limiting Speed

有内圈

With IR

重量

Mass

dDBCd1动Cr Dynamic静Cor Static作为支承滚轮

脂润滑

Grease

动CwCow
mmgmmNrpm
35NUTR 15991535191820205002450013900153006500
40NUTR 171471740212022218002850016500205005500
42NUTR 15 421581542191820205002450016800218006500
47NUTR 17 472201747212022218002850019000250005500
NUTR 202452047252427369004890026000335004200
52NUTR 20 523212052252427369004890029800398004200
NUTR 52812552252431408005850027500350003400
62NUTR 25 624502562252431408005850032500478003400
NUTR 304653062292838568007750039500495002600
72NUTR 30 726973072292838568007750046000628002600
NUTR 356303572292844630009100042500590002100
80NUTR 35 808363580292844630009100049500705002100
NUTR 4081640803230518790010800054000736001600
85NUTR 4588345853230559360011900054000775001400
90NUTR 40 90112940903230518790010800063800936001600
NUTR 5095050903230609890014000055900790001300
100NUTR 45 10013964510032305593600119000705001060001400
110NUTR 50 11016905011032306098900140000736001180001300


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