Model: 2-300-031-02

Annular Ball Bearing

Special Features:

Ufaces of inner ring sq w/bore within 0.0004 in., faces of outer ring sqw/od within 0.0004 in., parallelism ofouter and inner ring sides 0.0004 in., od concentric w/bore within 0.002 to 0.005 in., heat stabilized for operation at m65 degrees f to p350 degrees f, bore surface 16 to 20 uin aa, od surface 15 to 16 uin aa, inner and outer ring raceway surfaces 6 to 8 uin aa, retainer pocket surface 30 to 63 uin aa, lips of inner ring surface 10 to 20 uin aa, ring and ball rockwell harden c58.0 to c62.0

Properties:

Overall Width
0.3543 inches
Bore Diameter
0.9843 inches
Overall Outside Diameter
1.6535 inches
Surface Finish
Ground
Retainer Fabrication Method
Machined
Load Direction
Radial
Bore Shape
Straight
Internal Clearance
0.0040 inches axial and 0.0060 inches axial and 0.0003 inches radial and 0.0009 inches radial
Features Provided
Aligning ring
Standard Tolerance Designation
Abec no.3
Material
Copper retainer
Material
Steel ball
Material
Steel inner ring
Material
Steel outer ring
Material Specification
-3905, 91547 mfr ref single material response retainer
Material Specification
Ams 6441 81343 assn standard single material response outer ring
Material Specification
Ams 6440/7440 81343 assn standard single material response ball
Material Specification
Ams 6441 81343 assn standard single material response inner ring
Style Designator
Non-loading groove, non-separable
Test Data Document
E1004-91547 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.). And +6903-91547 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).
NSN
3110-00-863-1195
Part Number
2-300-031-02
Description
Bearing,ball,annular
CAGE
78118

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 2-300-031-02 NSN 3110-00-863-1195

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:
A
ESD:
ESD:
MMAC:
CRITL:
F

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
2.5 X 2.5 X 1.2
Paclk Weight:
0.2000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
51
LVL_A:
E
LVL_B:
Q

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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