Model: 53-551055-7

Flange To Tube Straight Adapter

Properties:

Bolt Hole Quantity
4 2nd end
Connection Style
Beaded hose 1st end
Width
3.320 inches 2nd end
Length
3.320 inches 2nd end
Flange Shape
Rectangular with holes 2nd end
Connection Type
Flange 2nd end
Connection Type
Unthreaded external hose 1st end
Thickness
0.120 inches 2nd end
Bolt Hole Diameter
0.257 inches 2nd end
Center To Center Distance Between Bolt Holes Along Length
2.375 inches 2nd end
Center To Center Distance Between Bolt Holes Along Width
2.375 inches 2nd end
Flange Face Design
Plain 2nd end
Outside Diameter Tube Accommodated
1.875 inches 1st end
Material
Aluminum alloy
NSN
4730-01-032-7991
Part Number
53-551055-7
Description
Adapter,straight,flange To Tube
CAGE
76301

An adapter having a flange connection on one end designed to connect with another flange connection or a compression type mounting pad. The other end has machine threads (straight threads other than pipe or hose series) designed to accommodate a tube or is unthreaded and designed to accommodate a tube. It is designed to join a flange or flange fitting to a tube or tube fitting in a straight line.

Part 53-551055-7 NSN 4730-01-032-7991

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
29657
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:
BF
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
051080
UFC:
29300
LTL:
RATING VARIABLE
LCL:
100.0
WCC:
736
TCC:
Z
SHC:
Z
ACC:
Construction Materials

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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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