Model: 4M98-4-1-21

Sleeve Bushing

Properties:

Overall Length
Between 0.2350 inches and 0.2500 inches
Body Outside Diameter
Between 0.3131 inches and 0.3136 inches
Body Inside Diameter
Between 0.2540 inches and 0.2570 inches
Flange Outside Diameter
Between 0.3600 inches and 0.3800 inches
Flange Width
Between 0.0300 inches and 0.0350 inches
Corner Shape
Square inside right corner
Corner Shape
Square left flange body 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
Surface Finish
125.0 microinches intermediate layer
Material
Steel
Surface Treatment
Cadmium and chromium
Style Designator
22c solid, external flange one end
Style Designator
Solid, external flange one end
NSN
3120-00-079-1824
Part Number
4M98-4-1-21
Description
Bushing,sleeve
CAGE
76301

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 4M98-4-1-21 NSN 3120-00-079-1824

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:
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:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
114850
UFC:
58880
LTL:
70.0
LCL:
--
WCC:
742
TCC:
Z
SHC:
9
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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