Model: ARB4-55

Rod End Plain Bearing

Special Features:

With magnetic inspection stamp on shank to show aircraft use

Properties:

Thread Class
3b
Thread Direction
Right-hand
Shank Style
Internally threaded w/bead and wrench flats and inspection hole
Overall Length
1.7655 inches
Bore Diameter
Between 0.2495 inches and 0.2515 inches
Outer Member Outside Diameter
0.7810 inches
Bore Center To Shank End Distance
1.3750 inches
Outer Member Width
0.3420 inches
Inner Member Width
Between 0.4320 inches and 0.4370 inches
Shank Thread Length
0.7500 inches
Inspection Hole Center To End Distance
0.3125 inches
Shank Width Across Wrench Flats
0.3750 inches
Thread Diameter
0.250 inches
Thready Qty Per Inch (tpi)
28
Lubrication Feature
Groove inner member
Material
Steel comp 4130 rod end body
Material
Steel comp e52100 inner member
Material
Stainless steel race insert
Surface Treatment
Chromium inner member
Surface Treatment
Cadmium rod end body
Style Designator
Ball type
Thread Series Designator
Unf
NSN
3120-00-528-5742
Part Number
ARB4-55
Description
Bearing,plain,rod End
CAGE
15860

A detachable assembly 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. The outer member of the assembly is modified to provide a shank. The inner member may be either a plain spherical bearing or a sleeve bearing. Excludes bearing, plain, spherical and bearing, plain, self-aligning.

Part ARB4-55 NSN 3120-00-528-5742

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
13209
FIIG:
A045A0
Concept No.:
App. Key:
A
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:
--
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:
114850
UFC:
58880
LTL:
70.0
LCL:
--
WCC:
742
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 8483308055
  • SITC: 74822
  • End Use: Industrial machines, other
  • NAICS: 336310
  • USDA: 1

Freight Class: Transmission shafts: bearing housings, plain shaft bearings with housing, rod end bearings

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