Model: REF4-4

Rod End Plain Bearing

Properties:

Thread Class
3b
Thread Direction
Right-hand
Shank Style
Internally threaded w/bead and wrench flats and inspection hole
Overall Length
Between 1.7400 inches and 1.7960 inches
Bore Diameter
Between 0.2495 inches and 0.2515 inches
Outer Member Outside Diameter
Between 0.7500 inches and 0.8220 inches
Bore Center To Shank End Distance
Between 1.3650 inches and 1.3850 inches
Outer Member Width
Between 0.2990 inches and 0.3090 inches
Inner Member Width
Between 0.4320 inches and 0.4370 inches
Shank Thread Length
Between 0.7188 inches and 0.8125 inches
Inspection Hole Center To End Distance
Between 0.3070 inches and 0.3170 inches
Shank Width Across Wrench Flats
Between 0.3650 inches and 0.3850 inches
Static Radial Load Rating
2200 pounds
Thread Diameter
0.250 inches
Thready Qty Per Inch (tpi)
28
Hardness Rating
60.0 rockwell c inner member
Lubrication Feature
Groove internal outer member
Material
Copper alloy 485 race insert
Material
Steel comp 1018 rod end body
Material
Steel comp e52100 inner member
Surface Treatment
Cadmium rod end body
Surface Treatment Specification
Qq-p-416, type 1, cl 2 federal specification single treatment response rod end body
Style Designator
Ball type
Thread Series Designator
Unf
NSN
3120-00-236-6501
Part Number
REF4-4
Description
Bearing,plain,rod End
CAGE
99528

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 REF4-4 NSN 3120-00-236-6501

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:
U
ESD:
ESD:
MMAC:
CRITL:
X

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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