Model: R4A300

Annular Ball Bearing

Special Features:

Max surface fin., inner and outer raceways 12 uin aa, inner ring surface 40 uin aa, outer ring surface 32 uin aa, ball surface 10 uin aa, stabilized for operation at m65 degrees f to p350 degrees f, max ball variation per bearing 0.00005 in., ring faces perpendicular to id and od within 0.0008 in., ring faces parallel within 0.0008

Properties:

Overall Width
0.2188 inches
Bore Diameter
0.2500 inches
Overall Outside Diameter
0.7500 inches
Surface Finish
Ground
Retainer Fabrication Method
Pressed
Load Direction
Radial
Bore Shape
Straight
Internal Clearance
0.0050 inches axial and 0.0001 inches radial and 0.0005 inches radial
Standard Tolerance Designation
Abec no.1
Material
Steel comp 1008 retainer or steel comp 1010 retainer
Material
Steel ball
Material
Steel inner ring
Material
Steel outer ring
Material Specification
Ams 6440 assn standard single material response ball
Material Specification
Ams 6440 assn standard single material response inner ring
Material Specification
Ams 6440 assn standard single material response outer ring
Material Specification
Fed-std-66 federal standard single material response retainer or ams 5042 assn standard single material response retainer
Style Designator
Non-loading groove, non-separable
NSN
3110-00-951-1550
Part Number
R4A300
Description
Bearing,ball,annular
CAGE
38443

A cylindrical device in which the inner or outer ring turns upon a single or double row of hardened balls which roll easily between the two rings, thus minimizing friction. For items with faces specially ground for duplex mounting see bearing, ball, duplex. Excludes bearing, ball, airframe.

Part R4A300 NSN 3110-00-951-1550

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
00014
FIIG:
A044A0
Concept No.:
App. Key:
C
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:
U
ESD:
ESD:
MMAC:
CRITL:
F

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
1.2 X 1.2 X 1.2
Paclk Weight:
0.1000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
SPI No.:
SPI Rev.:
SPC Mkg:
LVL_A:
LVL_B:

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: 8482105028
  • SITC: 74610
  • End Use: Industrial machines, other
  • NAICS: 332991
  • USDA: 1

Freight Class: Angular contact ball bearings, nesoi

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