Model: 731857-106

Tube Coupling Nut

Properties:

Thread Class
3a
Thread Direction
Right-hand
Fabrication Method
Machined
Nut Style
Tube coupling
Nut Height
0.719 inches
End Application
Grumman a-10 acft
Width Across Flats
Between 0.684 inches and 0.691 inches
Length To Shoulder
Between 0.600 inches and 0.630 inches
Smallest Inside Diameter
Between 0.440 inches and 0.443 inches
Thread Series
Unjf
Thready Qty Per Inch (tpi)
18
Thread Size
0.562 inches
Tube Outside Diameter
0.375 inches
Material
Aluminum alloy 2014
Material Specification
Qq-a-225/4, t6 federal specification single material response
Surface Treatment
Anodize
Surface Treatment Specification
Mil-a-8525, type 2, cl 2 military specification single treatment response
Specification Data
88044-an818 government standard
NSN
4730-00-142-2167
Part Number
731857-106
Description
Nut,tube Coupling
CAGE
56232

An internally threaded nut which has either an internal seat or shoulder and/or is designed to be used with a ferrule, to mate with the seat of an externally threaded tube fitting to form a leakproof connection. Excludes nut (1), tube coupling, reducing; and nut (1), union.

Part 731857-106 NSN 4730-00-142-2167

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
03859
FIIG:
A021A0
Concept No.:
1
App. Key:
CX
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:
SX
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
4.0 X 0.0 X 0.0
Paclk Weight:
1.0000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
013540
UFC:
05680
LTL:
70.0
LCL:
--
WCC:
576
TCC:
Z
SHC:
9
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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