Model: 156D2

Tube Coupling Nut

Properties:

Thread Class
3b
Thread Direction
Right-hand
Fabrication Method
Machined
Nut Style
Tube coupling
Nut Height
0.562 inches
Width Across Flats
Between 0.744 inches and 0.755 inches
Length To Shoulder
Between 0.433 inches and 0.443 inches
Smallest Inside Diameter
Between 0.473 inches and 0.477 inches
Thread Series
Unf
Thready Qty Per Inch (tpi)
18
Thread Size
0.625 inches
Tube Outside Diameter
0.375 inches
Material
Copper alloy
Material Specification
Qq-b-626, cp 21 or 22 federal specification single material response
NSN
4730-00-278-5449
Part Number
156D2
Description
Nut,tube Coupling
CAGE
0AHP5

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 156D2 NSN 4730-00-278-5449

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:
U
ESD:
ESD:
MMAC:
SX
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
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:
093460
UFC:
48930
LTL:
70.0
LCL:
--
WCC:
713
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 7415290000
  • SITC: 69432
  • End Use: Finished metal shapes
  • NAICS: 332722
  • USDA: 1

Freight Class: Copper screws, nuts, bolts, rivets, and other fasteners not threaded

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