Model: 490390

Hydraulic Brak Cylinder Assembly

Properties:

Body Material
Any acceptable
Mounting Provision
Threaded mounting holes and unthreaded mounting holes
Tempurature Rating
Not rated
Overall Height
6.250 inches
Overall Width
3.875 inches
Bore Diameter
1.750 inches
Actuation Method
Direct
Mounting Facility Thread Class
2b
Mounting Facility Thread Direction
Right-hand
Compressed Length
8.188 inches
Extended Length
9.625 inches
Reservoir Type
Integral
Straight Bore Inside Diameter
1.750 inches
Features Provided
Filler plug and rubber boot
Mounting Facility Thread Series Designator
Unf
Mounting Facility Thread Diameter
0.438 inches
Mounting Facility Thready Qty Per Inch (tpi)
20
First Piston Rod End Thread Series Designator
Unf
First Piston Rod End Thread Diameter
0.562 inches
First Piston Rod End Thready Qty Per Inch (tpi)
18
First Piston Rod End Thread Class
2b
First Piston Rod End Thread Direction
Right-hand
Mounting Type And Location
Boss center section
Mounting Type And Location
Flange piston rod end
Mounting Facility Thread Length
0.625 inches
Mounting Facility Diameter
0.406 inches
Port Location And Quantity
3 cylinder head end
Port Style
Gasket seal
Port Thread Series Designator
Unf
Port Thread Diameter
0.500 inches
Port Thready Qty Per Inch (tpi)
20
Port Thread Class
2b
Stoplight Switch Thread Series Designator
Npt
Stoplight Switch Thready Qty Per Inch (tpi)
27
Stoplight Switch Pipe Thread Size
0.125 inches
NSN
2530-00-422-9355
Part Number
490390
Description
Cylinder Assembly,hydraulic Brak
CAGE
65282

A device consisting of a reservoir and/or cylinder, hydraulic brake, master with other components necessary to displace fluid from a central source for actuating the slave or wheel cylinders of a hydraulic brake system.

Part 490390 NSN 2530-00-422-9355

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
11007
FIIG:
A34200
Concept No.:
App. Key:
H
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:
P
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:
8.5000lbs
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:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
133300
UFC:
63220
LTL:
RATING VARIABLE
LCL:
--
WCC:
885
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 8708300050
  • SITC: 78433
  • End Use: Other parts and accessories of vehicles
  • NAICS: 336340
  • USDA: 1

Freight Class: Brakes and servo-brakes and parts, of motor vehicles of headings 8701 to 8705

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