Model: MR4BC

Rod End Roller Bearing

Special Features:

Grease plug on lower half of bearing, radial play 0.0001 to 0.0005 in.

Properties:

Thread Class
3a
Thread Direction
Right-hand
Shank Diameter
0.3750 inches
Shank Style
Externally threaded
Overall Length
2.3360 inches
Bore Diameter
0.2500 inches
Overall Outside Diameter
1.0468 inches
Lubrication Material
Grease
Shank Thread Length
1.0000 inches
Outer Ring Width
0.3594 inches
Inner Ring Width
0.5000 inches
Length From Bore Center To Shank End
1.8125 inches
Shield Quantity
2
Alignment Type
Rigid
Thready Qty Per Inch (tpi)
24
Thread Size
0.375 inches
Self-alignment Angle
10.00 degrees
Lubrication Material Specification
Mil-g-23827 military specification single material response
Material
Steel inner ring
Material
Steel outer ring
Material
Steel rod end body
Material
Steel roller
Material
Steel shield and stainless steel shield
Surface Treatment
Cadmium all external/exposed metal surfaces
Surface Treatment
Cadmium shield
Style Designator
Single row, concave rollers
Thread Series Designator
Unjf
NSN
3110-00-183-9894
Part Number
MR4BC
Description
Bearing,roller,rod End
CAGE
77896

A special single or multiple-row roller bearing, rigid or self-aligning, and constructed with either inside threaded, plain hollow, maile threaded, or solid shank.

Part MR4BC NSN 3110-00-183-9894

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
00050
FIIG:
A044A0
Concept No.:
App. Key:
G
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:
0.1000lbs
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

End Items End applications NSN 3110-00-183-9894 is a component of

  • Stratolifter C/kc-135 Aircraft
  • E-3a Awacs Aircraft
  • Seasprite H-2 Helicopter
  • Hc-130) Ec-130e Mc-130h Sof ( Ac-130h Aircraft

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Schedule B and Export
  • Schedule B: 8482500000
  • SITC: 74650
  • End Use: Industrial machines, other
  • NAICS: 332991
  • USDA: 1

Freight Class: Other cylindrical roller bearings

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