Model: K1921-4

Sleeve Bearing
Description:

0.9980 inches overall length, 2.4690 inches body outside diameter, 2.1340 inches body inside diameter, square all corners corner shape.

Properties:

Overall Length
Between 0.9980 inches and 1.0020 inches
Body Outside Diameter
Between 2.4690 inches and 2.4720 inches
Body Inside Diameter
Between 2.1340 inches and 2.1370 inches
Corner Shape
Square all corners
Surface Finish
63.0 microinches
Material
Plastic phenolic
Style Designator
17c solid, plain, no outside flanges
Style Designator
Solid, plain, no outside flanges
NSN
3120-00-041-0345
Part Number
K1921-4
Description
Bearing,sleeve
CAGE
29389

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 K1921-4 NSN 3120-00-041-0345

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:
KU
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
133300
UFC:
63220
LTL:
RATING VARIABLE
LCL:
92.5
WCC:
742
TCC:
Z
SHC:
Z
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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