Model: 251L186 PIECE 1

Spherical Plain Bearing

Properties:

Overall Length
5.0625 inches
Body Inside Diameter
Between 6.5160 inches and 6.5180 inches
Extension Outside Diameter
Between 10.4900 inches and 10.5000 inches
Spherical Body Diameter
Between 13.2480 inches and 13.2500 inches
Corner Shape
Chamfered outside right corner
Corner Shape
Square inside right corner
Corner Shape
Square inside left corner
Corner Shape
Square outside left corner
Surface Finish
32.0 microinches inside diameter surface of body
Material
Steel comp 1020 outer layer
Material
Tin alloy uns l13840 inner layer
Material Specification
Qq-s-635 federal specification single material response outer layer
Material Specification
Qq-t-390 federal specification single material response inner layer
Style Designator
Segmented
NSN
3120-00-678-2208
Part Number
251L186 PIECE 1
Description
Bearing,plain,spherical
CAGE
01289

A detachable part in or on which a journal, gudgeon, pivot, or the like moves. It is used to carry a load and to reduce sliding friction. It does not employ rolling elements. It may be divided into two or more segments of 180 degrees (3.141 radians) or less. The item has a cylindrical bore and is basically spherical in its exterior design to allow for shaft misalignment. Excludes bearing, plain, self-aligning.

Part 251L186 PIECE 1 NSN 3120-00-678-2208

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
13204
FIIG:
A045A0
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:
20.0 X 20.0 X 13.0
Paclk Weight:
160.0000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
99
LVL_A:
F
LVL_B:
F

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
114850
UFC:
58880
LTL:
70.0
LCL:
RATING VARIABLE
WCC:
742
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 8482300040
  • SITC: 74630
  • End Use: Industrial machines, other
  • NAICS: 332991
  • USDA: 1

Freight Class: Spherical roller bearings, single row

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