Model: B2021

Sleeve Bearing

Properties:

Hole Diameter
0.3438 inches first
Overall Length
1.2500 inches
Body Outside Diameter
Between 1.8780 inches and 1.8860 inches
Body Inside Diameter
Between 1.5140 inches and 1.5220 inches
Lubricant Accommodation Style
Grooved open both ends
Corner Shape
Chamfered inside right corner
Corner Shape
Chamfered inside left corner
Corner Shape
Square outside left corner
Corner Shape
Square outside right corner
Antirotation/lubrication Type And Quantity
1 hole
Surface Groove Location And Quantity
3 internal
Keyway Dimension
0.2500 inches internal keyway width
Keyway Dimension
1.2500 inches internal keyway length
Keyway Dimension
0.0780 inches internal keyway depth
Material
Plastic polyamide
Style Designator
17c solid, plain, no outside flanges
NSN
3120-00-813-7541
Part Number
B2021
Description
Bearing,sleeve
CAGE
54713

A tubular shaped item with or without flange(s) designed to reduce friction and carry a kinetic load on the surface(s) parallel to the axis of the bore. it must have a visible or detectable means of lubrication or be self-lubricated. the over all length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body, except for straight tubular (without flange or shoulder) items having a bearing surface(s) parallel to the axis of the bore only. includes items which are divided into two or more segments which include 180 degrees (3.141 radians) or less of the bearing periphery. see also bushing, sleeve; spacer, sleeve; and washer (as modified). excludes pin, hollow.

Part B2021 NSN 3120-00-813-7541

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
13205
FIIG:
A045A0
Concept No.:
App. Key:
D
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:
--
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
133300
UFC:
63220
LTL:
RATING VARIABLE
LCL:
--
WCC:
742
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 8482997090
  • SITC: 74699
  • End Use: Industrial machines, other
  • NAICS: 332991
  • USDA: 1

Freight Class: Parts, nesoi, for roller bearings or for combined ball/roller bearings, nesoi

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