Model: MS21155S16

Self-aligning Plain Bearing

Special Features:

Plating of inner race member to be 0.0002 in. Min thick on spherical surfaces, 0.0005 in. Thick on faces

Properties:

Bore Diameter
Between 0.9995 inches and 1.0000 inches
Lubrication Material
Grease, mil-g-21164
Outer Member Outside Diameter
Between 1.7495 inches and 1.7500 inches
Outer Member Width
Between 0.7920 inches and 0.8020 inches
Inner Member Width
Between 0.9980 inches and 1.0000 inches
Static Radial Load Rating
83350 pounds
Hardness Rating
27.0 rockwell c outer race member and 36.0 rockwell c outer race member
Hardness Rating
27.0 rockwell c inner member and 36.0 rockwell c inner member
Material
Steel comp 4340 outer race member or steel comp e4340 outer race member or steel comp 4130 outer race member or steel comp 8630 outer race member
Material
Steel comp e52100 inner member or steel comp 440c inner member
Surface Treatment
Chromium inner member
Surface Treatment
Chromium outer race member
Surface Treatment Specification
Qq-c-320 cl 2 federal specification single treatment response inner member
Surface Treatment Specification
Qq-p-416 type 1 cl 2 federal specification single treatment response outer race member
Style Designator
Without insert or liner
NSN
3120-00-165-5958
Part Number
MS21155S16
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 MS21155S16 NSN 3120-00-165-5958

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:
0.3000lbs
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

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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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