Model: 81-LB-16

Tube Coupling Inverted Nut

Properties:

Thread Class
2a
Thread Direction
Right-hand
Fabrication Method
Bar stock, machined
Casehardening Indicator
Not casehardened
Overall Length
0.766 inches
Thread Size
1/2-20
Tube Outside Diameter For Which Designed
0.313 inches
End Application
Kxa crane, shovel trk mtd; 20-ton w/boom m20, m320t2, m20b
Screw Thread Series Designator
Unf
Width Across Flats
0.500 inches
Smallest Inside Diameter
0.313 inches
Material
Brass, sae 72 or brass, sae 88
Material
Copper alloy 360 or copper alloy 377
Material Specification
Sae 72 assn standard 1st material response and sae 88 assn standard 2nd material response
Style Designator
Inverted nut, tube, double compression
NSN
4730-00-540-4142
Part Number
81-LB-16
Description
Inverted Nut,tube Coupling
CAGE
13174

Part 81-LB-16 NSN 4730-00-540-4142

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:
SX
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
1.0 X 0.8 X 0.8
Paclk Weight:
--
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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