Model: MS21154S07

Self-aligning Plain Bearing

Properties:

Bore Diameter
Between 0.4370 inches and 0.4375 inches
Lubrication Material
Grease, mil-g-21164
Outer Member Outside Diameter
Between 0.9057 inches and 0.9062 inches
Outer Member Width
Between 0.3380 inches and 0.3480 inches
Inner Member Width
Between 0.4350 inches and 0.4370 inches
Static Radial Load Rating
18850 pounds
Hardness Rating
56.0 rockwell c inner member27.0 rockwell c outer race member and 36.0 rockwell c outer race member
Lubrication Feature
Groove external outer memberperforation inner membergroove internal inner membergroove internal outer memberperforation outer race member
Material
Steel comp 440c inner membersteel comp e4340 outer race member or steel comp 4130 outer race member or steel comp 8630 outer race member
Material Specification
Ans 5630 assn standard single material response inner membermil-s-6758 military specification 1st material response outer race member or mil-s-6758 military specification 2nd material response outer race member or mil-s-6050 military specification 3rd material response outer race member
Surface Treatment
Chromium inner membercadmium outer race member
Surface Treatment Specification
Qq-c-320, cl 2 type 1 federal specification single treatment response inner member or qq-c-320, cl 2 type 2 federal specification single treatment response inner memberqq-p-416, ty1 cl 2 federal specification single treatment response outer race member
Style Designator
Without insert or liner with staking groove
NSN
3120-01-356-3229
Part Number
MS21154S07
Description
Bearing,plain,self-aligning
CAGE
81343

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 item consists of a bored precision ground ball (or spherical plain bearing) around which an outer ring is fitted. The assembly may be either separable or nonseparable. Excludes bearing, plain, rod end and bearing, plain, spherical.

Part MS21154S07 NSN 3120-01-356-3229

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
13208
FIIG:
A045A0
Concept No.:
App. Key:
B
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:
0.1000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
114800
UFC:
58850
LTL:
RATING VARIABLE
LCL:
--
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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