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Timken MM155EX CR DU Fafnir Super Precision Angular Contact Ball Bearing

TM-MM155EX_CR_DU_300

Assembly Code 300. Cart quantity and pricing are for 1 unit unless otherwise noted.

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Duplex Super Precision Angular Contact Ball Bearing | Imperial Series | 2.7500in Bore | 4.7500in OD | 2.2500in Width | Open | Cylindrical Bore | Phenolic Cage | 15° Contact Angle | ABEC Class 7/9 Tolerance Timken family: Ball Bearings | Timken product type: St

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Description

Duplex Super Precision Angular Contact Ball Bearing | Imperial Series | 2.7500in Bore | 4.7500in OD | 2.2500in Width | Open | Cylindrical Bore | Phenolic Cage | 15° Contact Angle | ABEC Class 7/9 Tolerance

Timken family: Ball Bearings | Timken product type: Standard

  • SUB-BRAND: Fafnir
  • ROLLING ELEMENT: Ball
  • BORE SIZE (ID): 69.850 mm
  • BORE SIZE (ID): 2.7500 in
  • MAXIMUM HOUSING FILLET RADIUS: 0.039 in
  • MAXIMUM HOUSING FILLET RADIUS: 0.99 mm
  • MAXIMUM SHAFT FILLET RADIUS: 0.99 mm
  • MAXIMUM SHAFT FILLET RADIUS: 0.039 in
  • PRECISION CLASS: ABEC Class 7/9
  • BEARING TYPE: Unmounted Ball Bearing
  • OUTER DIAMETER: 4.7500 in
  • OUTER DIAMETER: 120.650 mm
  • CONTACT ANGLE: 15
  • MAXIMUM CAPACITY / FILLING SLOT: No
  • OUTER DIAMETER TYPE: Cylindrical
  • BORE TYPE: Cylindrical
  • ROW TYPE: 2
  • OVERALL WIDTH: 57.150 mm
  • OVERALL WIDTH: 2.2500 in
  • RELUBRICATABLE: No
  • LUBRICANT: Oil
  • RELUBRICATION FEATURE: None
  • CAGE MATERIAL: Phenolic
  • BEARING MATERIAL: Steel
  • MATERIAL - ROLLING ELEMENTS: Steel
  • CAGE TYPE: Machined Window
  • INNER RING WIDTH: 1.1250 in
  • INNER RING WIDTH: 28.575 mm
  • OUTER RING WIDTH: 1.1250 in
  • OUTER RING WIDTH: 28.575 mm
  • NUMBER OF BEARINGS: Duplex
  • FLUSH GROUND: Yes
  • MOUNTING ARRANGEMENT: Back-To-Back Arrangement
  • COMPONENT: Assembly
  • CLOSURE (SEAL) TYPE: Open
  • RING TYPE: One Piece Inner and One Piece Outer

Identifiers

  • Part Number: MM155EX CR DU 300
  • Site Model: TM-MM155EX_CR_DU_300
  • Upc: 0087796069879

Cross References And Alternates

  • No alternates imported yet. Use the quote request for substitute-brand sourcing.

Specs

Part Number MM155EX CR DU 300
Site Model TM-MM155EX_CR_DU_300
UPC 0087796069879
Weight 4.9 lb
Timken Family Ball Bearings
Timken Catalog Timken Product Catalog
Timken Product Type Standard
SUB-BRAND Fafnir
ROLLING ELEMENT Ball
BORE SIZE (ID) 69.850 mm
BORE SIZE (ID) 2.7500 in
MAXIMUM HOUSING FILLET RADIUS 0.039 in
MAXIMUM HOUSING FILLET RADIUS 0.99 mm
MAXIMUM SHAFT FILLET RADIUS 0.99 mm
MAXIMUM SHAFT FILLET RADIUS 0.039 in
PRECISION CLASS ABEC Class 7/9
BEARING TYPE Unmounted Ball Bearing
OUTER DIAMETER 4.7500 in
OUTER DIAMETER 120.650 mm
CONTACT ANGLE 15
MAXIMUM CAPACITY / FILLING SLOT No
OUTER DIAMETER TYPE Cylindrical
BORE TYPE Cylindrical
ROW TYPE 2
OVERALL WIDTH 57.150 mm
OVERALL WIDTH 2.2500 in
RELUBRICATABLE No
LUBRICANT Oil
RELUBRICATION FEATURE None
CAGE MATERIAL Phenolic
BEARING MATERIAL Steel
MATERIAL - ROLLING ELEMENTS Steel
CAGE TYPE Machined Window
INNER RING WIDTH 1.1250 in
INNER RING WIDTH 28.575 mm
OUTER RING WIDTH 1.1250 in
OUTER RING WIDTH 28.575 mm
NUMBER OF BEARINGS Duplex
FLUSH GROUND Yes
MOUNTING ARRANGEMENT Back-To-Back Arrangement
COMPONENT Assembly
CLOSURE (SEAL) TYPE Open
RING TYPE One Piece Inner and One Piece Outer
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Fitment

  • Fitment details are not confirmed on this page yet. Use the quote request or call 877-929-7280 if you need application verification.