Model: 3N49ALT5PC21

Tube Coupling Nut

Properties:

Thread Pitch Diameters
+0.6850/+0.6907 inches
Thread Direction
Right-hand
Fabrication Method
Machined
Nut Style
Tube coupling
Nut Height
Between 1.234 inches and 1.266 inches
Largest Outside Diameter
Between 1.281 inches and 1.312 inches
Width Across Flats
Between 0.812 inches and 0.828 inches
Length To Shoulder
Between 0.672 inches and 0.704 inches
Smallest Inside Diameter
Between 0.709 inches and 0.729 inches
Thread Series
Uns
Thready Qty Per Inch (tpi)
10
Thread Size
0.190 inches
Tube Outside Diameter
0.719 inches
Seat Angle
90.00 degrees
Material
Steel comp 1117 or steel comp 1118
Surface Treatment
Cadmium
NSN
4730-00-393-4508
Part Number
3N49ALT5PC21
Description
Nut,tube Coupling
CAGE
54370

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 3N49ALT5PC21 NSN 4730-00-393-4508

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:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
093486
UFC:
48950
LTL:
RATING VARIABLE
LCL:
--
WCC:
573
TCC:
Z
SHC:
9
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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