Model: J5121

Tube Coupling

Properties:

Thread Class
2b all ends
Maximum Operating Temp
250.0 degrees fahrenheit single response
Connection Style
Inverted flare (tube) all ends
Connection Type
Threaded internal tube all ends
Thready Qty Per Inch (tpi)
28 all ends
Maximum Operating Pressure
3500.0 pounds per square inch single response
Thread Size
0.312 inches all ends
Seat Angle
42.0 degrees all ends
Outside Diameter Tube Accommodated
0.125 inches all ends
Nominallength
0.600 inches
Material
Copper alloy
Style Designator
Rigid, long center wrenching facility
Thread Series Designator
Un all ends
Specification Data
81343-j5121 professional/industrial association standard
Nondefinitive Specification/std Data
5 figure
NSN
4730-00-454-9605
Part Number
J5121
Description
Coupling,tube
CAGE
81343

A straight fitting 12 inches (304 mm) long or under having the same or different type of connection of the same size on both ends. It is designed to join a tube or tube fitting to another tube or tube fitting. Excludes fittings with threaded external connections on both ends. Excludes nipple, pipe.

Part J5121 NSN 4730-00-454-9605

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
06078
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:
U
ESD:
ESD:
MMAC:
SX
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
052185
UFC:
29950
LTL:
RATING VARIABLE
LCL:
--
WCC:
576
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 7412200000
  • SITC: 68272
  • End Use: Finished metal shapes
  • NAICS: 332919
  • USDA: 1

Freight Class: Copper alloy tube or pipe fittings

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