Model: 548257

Annular Ball Bearing

Special Features:

Silver plated retainer

Properties:

Overall Width
Between 0.5038 inches and 0.5088 inches
Bore Diameter
Between 1.1809 inches and 1.1811 inches
Overall Outside Diameter
Between 2.1654 inches and 2.1657 inches
Surface Finish
Ground
Retainer Fabrication Method
Machined
Load Direction
Radial
Bore Shape
Straight
Internal Clearance
0.0005 inches radial and 0.0011 inches radial
Standard Tolerance Designation
Abec no.5
Material
Steel ball
Material
Steel comp 4340 retainer
Material
Steel inner ring
Material
Steel outer ring
Material Specification
Ams 6414 assn standard single material response retainer
Material Specification
Pwa 723 mfr ref single material response ball
Material Specification
Pwa 723 mfr ref single material response inner ring
Material Specification
Pwa 723 mfr ref single material response outer ring
Style Designator
Non-loading groove, non-separable
NSN
3110-00-838-3700
Part Number
548257
Description
Bearing,ball,annular
CAGE
77445

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 548257 NSN 3110-00-838-3700

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:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
3.1 X 3.1 X 1.5
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:
--
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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