Model: SY258

Annular Ball Bearing

Special Features:

Black oxide finish on all exposed surfaces

Properties:

Overall Width
Between 0.6870 inches and 0.6875 inches
Bore Diameter
Between 4.3747 inches and 4.3750 inches
Overall Outside Diameter
Between 5.7496 inches and 5.7500 inches
Surface Finish
Ground
Retainer Fabrication Method
Machined
Load Direction
Angular
Bore Shape
Straight
Contact Angle
25.0 degrees
Material
Plastic phenolic retainer
Material
Steel ball
Material
Steel inner ring
Material
Steel outer ring
Style Designator
Counterbored outer ring, non-separable
NSN
3110-00-198-1704
Part Number
SY258
Description
Bearing,ball,annular
CAGE
53035

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 SY258 NSN 3110-00-198-1704

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:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
--
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
114820
UFC:
58860
LTL:
77.5
LCL:
--
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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