Model: 4004943

Tube Coupling Nut

Properties:

Thread Class
3b
Thread Direction
Right-hand
Fabrication Method
Machined
Nut Height
Between 0.680 inches and 0.700 inches
Drilled Hole Diameter
Between 0.065 inches and 0.075 inches
Hole Type And Quantity
2 drilled
Width Across Flats
Between 0.617 inches and 0.627 inches
Smallest Inside Diameter
Between 0.374 inches and 0.377 inches
Thread Series
Unjf
Thready Qty Per Inch (tpi)
20
Thread Size
0.500 inches
Tube Outside Diameter
0.374 inches
Hole Configuration Style
Configuration b
Material
Stainless steel
Material Specification
Ams5646 assn standard single material response
NSN
4730-00-361-2678
Part Number
4004943
Description
Nut,tube Coupling
CAGE
11449

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 4004943 NSN 4730-00-361-2678

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:
S
ESD:
ESD:
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
052190
UFC:
30000
LTL:
RATING VARIABLE
LCL:
50.0
WCC:
576
TCC:
Z
SHC:
Z
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 7318160000
  • SITC: 69421
  • End Use: Finished metal shapes
  • NAICS: 332722
  • USDA: 1

Freight Class: Nuts of iron or steel

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