Model: M311-3MBRDT

Duplex Ball Bearing

Properties:

Overall Width
2.2834 inches
Bore Diameter
2.1634 inches
Overall Outside Diameter
4.7244 inches
Surface Finish
Ground
Retainer Fabrication Method
Machined
Load Direction
Angular
Internal Clearance
0.0043 inches radial and 0.0054 inches radial
Standard Tolerance Designation
Abec no.5
Material
Copper alloy retainer
Material
Steel ball
Material
Steel inner ring
Material
Steel outer ring
Style Designator
92d counterbored outer rings, non-separable, tandem mounting
Style Designator
Counterbored outer rings, non-separable, tandem mounting
NSN
3110-00-113-3671
Part Number
M311-3MBRDT
Description
Bearing,ball,duplex
CAGE
21335

Two single row annular ball bearings selected dimensionally to be a matched pair or set. The ring faces have been specially ground to specified offsets that will produce predetermined preload when mounted. May include a single row angular contact bearing with faces specially ground for duplex mounting.

Part M311-3MBRDT NSN 3110-00-113-3671

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
30213
FIIG:
A044A0
Concept No.:
App. Key:
E
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
A
ESD:
ESD:
MMAC:
CRITL:
F

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
114820
UFC:
58860
LTL:
77.5
LCL:
77.5
WCC:
742
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 8482105068
  • SITC: 74610
  • End Use: Industrial machines, other
  • NAICS: 332991
  • USDA: 1

Freight Class: Ball bearings, nesoi

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