Model: TB-520

Sleeve Bushing

Special Features:

Outside flange diameter is 5" and some fraction which is not determinable with the tech data in possesion; the outside diameter is tapered where the small end in 3.8750" and the large end is 4.0000"; there is a keyway in the bushing; and three cap screw holes; and two other holes all around the flange portion; the bore range is 1.125"- approximately 2.75" but is a bit unreadable on the tech data

Properties:

Overall Length
2.8750 inches
Body Outside Diameter
Between 3.8750 inches and 4.0000 inches
End Application
Hydraulic teststand htb-50e
Flange Width
0.6250 inches
Part Name Assigned By Controlling Agency
V belt sheave bushin (motor) ; split taper bushings
Material
Steel
Style Designator
22a-1 split, external flange one end, internal flange one end
NSN
3120-01-528-8501
Part Number
TB-520
Description
Bushing,sleeve
CAGE

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 TB-520 NSN 3120-01-528-8501

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:
A
ESD:
A
MMAC:
CRITL:
X

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:
Construction Materials

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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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