Model: 12K43507-7

Tube To Boss Straight Adapter

Properties:

Thread Class
3a 1st end
Thread Class
3b 2nd end
Connection Style
Flared (tube) 1st end
Connection Type
Threaded external tube 1st end
Connection Type
Threaded internal boss 2nd end
Thread Size
0.438 inches 2nd end
Thread Size
0.562 inches 1st end
Seat Angle
37.0 degrees 1st end
Nominallength
1.050 inches
Material
Steel
Material Specification
Qq-s-763, cl 303 federal specification single material response
Thread Series Designator
Unf 1st end
Thread Series Designator
Unf 2nd end
NSN
4730-00-176-4539
Part Number
12K43507-7
Description
Adapter,straight,tube To Boss
CAGE
81755

An adapter having machine threads (straight threads other than pipe or hose series) designed to accommodate a tube on one end or an unthreaded end designed to accommodate a tube. The other end has external or internal machine threads (straight threads other than pipe or hose series) and is designed to facilitate a gasket, preformed packing, washer, or the like to form a seal at the boss. It is designed to join a tube or tube fitting to a boss or boss fitting in a straight line on items such as tanks, housings, valve fittings, and the like. See also coupling, tube and nipple, tube.

Part 12K43507-7 NSN 4730-00-176-4539

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
22675
FIIG:
A080B0
Concept No.:
1
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:
BJ
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
051400
UFC:
29700
LTL:
77.5
LCL:
77.5
WCC:
576
TCC:
Z
SHC:
Z
ACC:
Equipment for Aircraft

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Schedule B and Export
  • Schedule B: 7307992000
  • SITC: 67959
  • End Use: Iron and steel products, other
  • NAICS: 332919
  • USDA: 1

Freight Class: Other fittings nesoi of iron or nonalloy steel

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