Model: 81-LB-03

Tube Coupling Inverted Nut

Properties:

Thread Class
2a
Thread Direction
Right-hand
Fabrication Method
Bar stock, machined
Casehardening Indicator
Not casehardened
Overall Length
0.688 inches
Thread Size
3/8-24
Tube Outside Diameter For Which Designed
0.188 inches
Screw Thread Series Designator
Unf
Width Across Flats
0.375 inches
Smallest Inside Diameter
0.190 inches
Material
Brass
Material
Copper alloy
Style Designator
Inverted nut, tube, double compression
NSN
4730-00-278-5541
Part Number
81-LB-03
Description
Inverted Nut,tube Coupling
CAGE
30327

Part 81-LB-03 NSN 4730-00-278-5541

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
03857
FIIG:
T385-B
Concept No.:
App. Key:
BA
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:
093460
UFC:
48930
LTL:
70.0
LCL:
--
WCC:
576
TCC:
Z
SHC:
9
ACC:
Construction Materials

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