Model: 57640

Aircraft Nosewheel Steering Unit

Special Features:

6.900 in. Max lg, 5.000 in. Max w, 2.600 in. Max h, three 0.264 in. Through holes, hydraulic fluid mil-h-5606, 3000 psig operating pressure, -65 degrees +160 degrees f temp range, solinoids operating voltage 25 to 29v dc

Properties:

End Application
P/n16l008, steering installation, nose landing gear, f16a/b acft
Control Method
Electrical
Case Width
6.900 inches
Outer Case Length
5.000 inches
Part Name Assigned By Controlling Agency
Valve, hydraulic, nose gear steering
NSN
1620-01-054-0042
Part Number
57640
Description
Steering Unit,aircraft Nosewheel
CAGE
99643

An unitized assembly which controls nosewheel direction during ground operation. Torsional force is produced from externally supplied high pressure hydraulic fluid. Component parts may include actuators, gear sets, pistons, rotors, sensors, servovalve assemblies, shafts, solenoid valves, and the like. The assembly may also accomplish a shimmy damping function.

Part 57640 NSN 1620-01-054-0042

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
50664
FIIG:
A518V0
Concept No.:
App. Key:
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:
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:
M
SPI No.:
Z013213610
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
127220
UFC:
64490
LTL:
77.5
LCL:
85.0
WCC:
671
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 8803200060
  • SITC: 79293
  • End Use: Parts for military-type goods
  • NAICS: 336413
  • USDA: 1

Freight Class: Undercarriages and parts thereof, for use in military aircraft

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