Model: 2BTX-B

Tube Coupling Nut

Properties:

Thread Class
2b
Thread Direction
Right-hand
Fabrication Method
Machined
Nut Style
Tube coupling
Nut Height
0.540 inches
Width Across Flats
0.375 inches
Length To Shoulder
0.460 inches
Smallest Inside Diameter
0.180 inches
Thread Series
Unf
Thready Qty Per Inch (tpi)
24
Thread Size
0.312 inches
Tube Outside Diameter
0.125 inches
Seat Angle
37.0 degrees
Criticality Code Justification
Zzzy
Material
Copper alloy
Reference Number Differentiating Characteristics
Special cleaning and packaging
NSN
4730-01-435-4710
Part Number
2BTX-B
Description
Nut,tube Coupling
CAGE
30780

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 2BTX-B NSN 4730-01-435-4710

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:
CRITL:
Y

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:
052190
UFC:
30000
LTL:
RATING VARIABLE
LCL:
--
WCC:
576
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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