Model: S305-56-1

Tube Coupling Body

Properties:

Thread Class
2a
Thread Direction
Right-hand
Overall Length
Between 1.350 inches and 1.360 inches
Outside Diameter
Between 4.2366 inches and 4.2480 inches
Thread Size
4-1/4-12
Tube Outside Diameter For Which Designed
3.500 inches
Screw Thread Series Designator
Un
Material
Aluminum alloy, qq-a-225/6, alloy 2024, t6
Material
Aluminum alloy 2024
Style Designator
Flexible coupling body
NSN
4730-01-188-6054
Part Number
S305-56-1
Description
Coupling Body,tube
CAGE
79326

An incomplete fitting which, when installed is designed to join together in a straight line two tubes and/or tube fittings of the same size. The item may have a complete connection on one end; the other end always requires an additional nut, sleeve, ferrule or the like to make a complete end connection.

Part S305-56-1 NSN 4730-01-188-6054

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
32835
FIIG:
T385-V
Concept No.:
App. Key:
VB
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

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Schedule B and Export
  • Schedule B: 7609000000
  • SITC: 68427
  • End Use: Finished metal shapes
  • NAICS: 332919
  • USDA: 1

Freight Class: Aluminum tube or pipe fittings (couplings,elbows sleeves)

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