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滚针轴承

产品品牌:
产品介绍:
实体套圈滚针轴承是一种断面高度小承载能力高的轴承。由于外圉硬度高,即使是轻合金轴承座,也可以应用自如。这种轴承可提供公制及英制二个系列产品,各系列都有带保持架、满针型及密封型三种结构。此外,实体套圈滚针轴承可分带内圈或不带内圈两种,不带内圈者以心轴作为滚道面,使体积变得更小。   无内圈的滚针轴承 NK 、 NKS 、 RNA49 、 RNA69 、 RNAO 系列,其滚针直接在径淬火并磨削的轴上滚动。无内圈滚针轴承结构紧凑。如果轴的加工精确将提高整个轴承的旋转精度。无挡边和无内圈的,滚针轴承 RNAO 其外圈和滚针组不能互换。

有内圈双列滚针轴承

轴承型号外形尺寸
(mm)
额定载荷
KN
极限转(转、分)重量
kg
新标准旧标准dDB动态静态
NA4900A452490010221380069000237000.05
NA4901A452490112241350476352200000.03
NA4902A452490215281364479053188000.07
NA4903A452490317301370101001017000O.08
NA4904A4524904203717119121659416200O.09
NA4905A45249052542171345220475138320.10
NA4906A45249063047172500035500130000.11
NA4907A45249073555201980041500111340.18
NA4908A4524908406222310366387385670.27
NA4909A452490945682237000965008052O.29
NA4910A4524910507222410007200075260.32
NA4911A4524911558025506009658071560.45
NA4912A45249126085255280011050060220.48
NA4913A4524913659025575001105006022O.52
NA4914A45249147010030790001540051110.825
NA4915A4524915751053082000158000511172
NA4916A452491680110308100017050051111.12
NA4917A4524917851203511100023700046001.39
NA4918A4524918901253511400025000044001.43
NA4919A4524919951303511600026000042001.62
NA4920A45249201001404012000027400040002.05
NA4922A45249221101504013200029000037002.08
NA4924A45249241201654518100089000034002.46
NA4926A45249261301805022300047000031002.48
NA4928A45249281401905020900050000029003.12


无内圈滚针轴承

轴承型号外形尺寸
mm
额定载荷
KN
极限转(转、分)重量
kg
新标准旧标准FwDC动态静态脂润滑
RNA4900A462490014221380609000183220.02
RNA4901A462490116241364008900155220.02
RNA4902A46249022028131080012800127160.04
RNA4903A46249032230131200016800163000.05
RNA4904A46249042537171191216594140600.06
RNA4905A46249053042171345220475120660.06
RNA4906A46249063547171700030500120000.08
RNA4907A4624907425520198004150087100.10
RNA4908A462490848622231036638738120O.12
RNA4909A4624909526822370006950076250.18
RNA4910A4624910587222410007200075000.17
RNA4911A4624911638025506009658063400.26
RNA4912A4624912688525528009105061000.28
RNA4913A46249137590255750011050061000.30
RNA4914A462491480100307900015400051300.46
RNA4915A4624915851053082001580005130.51
RNA4916A462491690110308100017050049270.51
RNA4917A462491710012030980002070004600O.68
RNA4918A4624918105125359850023900040000.75
RNA4919A46249191101303511200024500038700.72
RNA4920A46249201151404012000026400037101.15
RNA4922A46249221251504012400027000033501.24
RNA4924A462492413516545117400038600029201.80
RNA4926A4624926150180502.12
RNA4928A46249281601905020000046000029002.86


无内圈双列滚针轴承

轴承型号外形尺寸
mm
额定载荷
KN
极限转(转、分)重量
kg
新标准旧标准FwDC动态静态脂润滑
RNA69006354900142222828111612183220.03
RNA690163549011624221400018600155220.03
RNA690263549022028231300025000127160.04
RNA690363549032230231400019900163000.04
RNA69046354904253730260004300014060O.11
RNA690563549053042302630031750120660.11
RNA69066354906354730350006700012000O.13
RNA69076354907425536260006050087100.19
RNA69086354908486240640001120008120O.26
RNA690963549095268406150012350076250.29
RNA691063549105872506800013500075000.31
RNA691163549116380458256017200063400.41
RNA691263549126885458850018600061000.49
RNA691363549137290458760019450061000.58
RNA69146354914801005412100026300051300.86
RNA69156354915851055412800027200051300.94
RNA69166354916901105413050028060049270.99
RNA691763549171001206316100033700046001.20
RNA69186354918105125631740003800040001.33
RNA691963549191101306319600040000038701.46


有内圈双列滚针轴承

轴承型号外 形 尺 寸
(mm)
额定载荷极限转(转、分)重量
kg
新标准旧标准FwBC动态静态脂润滑
NA69006254900102222828111612237000.05
NA690162549011224221164717052200000.08
NA690262549021528231310020900188000.12
NA690362549031730231440024900170000.17
NA690462549042037302250038400144000.17
NA690562549052542301930031750138320.19
NA690662549063047304350071000130000.2
NA690762549073555362600060500111340.34
NA690862549084062406400011200085670.51
NA690962549094568406150012350080520.54
NA691062549105072406800013500075260.59
NA691162549115580458256017200071560.78
NA69126254912608545885001860006022O.83
NA691362549136590458760019450060220.88
NA69146251914701005412100026300051111.42
NA691562534915751055412800027200051111.47
NA69166254916801105413050028060050001.67
NA69176254917851206316600040000046001.98
NA69186254918901256317200042500044002.32
NA69196254919951306317400044000042002.67

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