Model: 4143-3121

Sleeve Bushing

Special Features:

Make from 4143-3120; assemble 7250-0600 in tapped hole; nha 6625010475660

Properties:

Hole Diameter
0.1200 inches first and 0.1300 inches first
Overall Length
Between 0.5260 inches and 0.5360 inches
Body Outside Diameter
Between 0.2960 inches and 0.3000 inches
Body Inside Diameter
Between 0.2500 inches and 0.2510 inches
Flange Outside Diameter
Between 0.4500 inches and 0.4680 inches
Flange Width
Between 0.0780 inches and 0.1100 inches
Corner Shape
Round left flange body corner
Corner Shape
Square inside right corner
Corner Shape
Square inside left corner
Corner Shape
Square left flange outside right 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
1 external
Material
Aluminum alloy 2011
Style Designator
22c solid, external flange one end
NSN
3120-01-237-2157
Part Number
4143-3121
Description
Bushing,sleeve
CAGE
62015

A tubular shaped unthreaded item with or without a flange at one end designed to be inserted into a hole to reduce the inside diameter of the hole and to protect the surrounding body structure from damage resulting from stress, strain, and/or vibration. The overall length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body. Includes items which are divided into two or more segments which includes 180 degrees (3.141 radians) or less of the bearing periphery. For items made of rubber, see bushing, nonmetallic. See also bearing, sleeve; bushing, tapered; spacer, sleeve; insulator, bushing; and bushing, electrical conductor. Excludes bushing, drill, jig.

Part 4143-3121 NSN 3120-01-237-2157

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
13206
FIIG:
A045A0
Concept No.:
App. Key:
K
Cond. Code:
2
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:
KV
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
114820
UFC:
58860
LTL:
77.5
LCL:
77.5
WCC:
742
TCC:
Z
SHC:
Z
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 8482997060
  • SITC: 74699
  • End Use: Industrial machines, other
  • NAICS: 332991
  • USDA: 1

Freight Class: Parts, nesoi, for cylindrical roller bearings, nesoi

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