Model: 181D1-4

Tube Coupling Inverted Nut

Properties:

Thread Class
2b
Thread Direction
Right-hand
Fabrication Method
Any acceptable
Casehardening Indicator
Not casehardened
Overall Length
0.563 inches
Thread Size
7/16-24
Tube Outside Diameter For Which Designed
0.250 inches
End Application
Grumman a-10 aircraft
Seat Radius
0.219 inches
Screw Thread Series Designator
Uns
Width Across Flats
0.438 inches
Smallest Inside Diameter
0.253 inches
Material
Brass
Material
Copper alloy
Style Designator
Inverted nut, tube, compression
NSN
4730-00-142-1593
Part Number
181D1-4
Description
Inverted Nut,tube Coupling
CAGE
30327

Part 181D1-4 NSN 4730-00-142-1593

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:
--
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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