Model: 31526C4

Tube Coupling

Properties:

Thread Class
3a 2nd end
Connection Style
Flared (tube) 2nd end
Connection Style
Socket (tube) 1st end
Connection Type
Threaded external tube 2nd end
Connection Type
Unthreaded internal tube 1st end
Maximum Operating Pressure
3000.0 pounds per square inch single response
Thread Size
0.438 inches 2nd end
Seat Angle
37.0 degrees 2nd end
Outside Diameter Tube Accommodated
0.250 inches 1st end
Outside Diameter Tube Accommodated
0.250 inches 2nd end
Nominallength
1.250 inches
Material
Stainless steel
Material Specification
Aisi 303 assn standard single material response and sae 3030 assn standard single material response
Media For Which Designed
Hydraulic fluid single response
Surface Treatment
Passivate inside
Surface Treatment
Passivate outside
Style Designator
Rigid, short center wrenching facility
Thread Series Designator
Unf 2nd end
NSN
4730-00-466-1925
Part Number
31526C4
Description
Coupling,tube
CAGE
14397

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 31526C4 NSN 4730-00-466-1925

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:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
052190
UFC:
30000
LTL:
RATING VARIABLE
LCL:
--
WCC:
576
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 7307290000
  • SITC: 67956
  • End Use: Iron and steel products, other
  • NAICS: 332919
  • USDA: 1

Freight Class: Stainless steel tube or pipe fittings nesoi

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