Model: 1890800

Tube Union

Special Features:

Weapon system essential

Properties:

Thread Class
2b 1st end bulkhead
Seat Type
Gasket
End Application
Hemtt family (heavy expanded mobility tactical trucks); 2320-01-442-1940, truck, cbt, (command bridge transporter)
Connection Style
Flared (tube) 2nd end
Connection Style
Plain (tube) 1st end
Connection Type
Threaded external tube 2nd end
Connection Type
Threaded internal tube 1st end
Maximum Operating Pressure
5625.0 pounds per square inch single response
Thread Size
1.000 inches 1st end bulkhead
Coupling Flange Shape
Round
Seat Angle
37.0 degrees 2nd end
Union Joint Location
First end
Criticality Code Justification
Feat
Outside Diameter Tube Accommodated
1.000 inches 1st end
Outside Diameter Tube Accommodated
1.000 inches 2nd end
Nominallength
3.687 inches
Material
Steel
Media For Which Designed
Hydraulic fluid single response
Surface Treatment
Zinc
Style Designator
Screwed
Thread Series Designator
Unf 1st end bulkhead
NSN
4730-01-356-8646
Part Number
1890800
Description
Union,tube
CAGE
45152

A straight tube fitting capable of being taken apart and reassembled. It permits disconnection and connection of tubing or tube fittings without disturbing the end connections or the rest of the line.

Part 1890800 NSN 4730-01-356-8646

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
03788
FIIG:
A080B0
Concept No.:
App. Key:
A
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:
Y

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
4.0 X 0.0 X 0.0
Paclk Weight:
1.6000lbs
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:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
051420
UFC:
29090
LTL:
RATING VARIABLE
LCL:
--
WCC:
736
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 7307199030
  • SITC: 67952
  • End Use: Iron and steel products, other
  • NAICS: 331511
  • USDA: 1

Freight Class: Unions, pipe, of iron or steel, cast

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