Model: 278953R91

Tube Coupling Inverted Nut

Special Features:

Weapon system essential

Properties:

Thread Class
2a
Thread Direction
Right-hand
Fabrication Method
Bar stock, machined
Casehardening Indicator
Not casehardened
Overall Length
0.844 inches
Thread Size
9/16-20
Tube Outside Diameter For Which Designed
0.375 inches
Screw Thread Series Designator
Uns
Width Across Flats
0.625 inches
Smallest Inside Diameter
Between 0.380 inches and 0.382 inches
Criticality Code Justification
Feat
Material
Brass
Material
Copper alloy
Style Designator
Inverted nut, tube, double compression
NSN
4730-00-288-9391
Part Number
278953R91
Description
Inverted Nut,tube Coupling
CAGE
31007

Part 278953R91 NSN 4730-00-288-9391

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:
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:
093460
UFC:
48930
LTL:
70.0
LCL:
--
WCC:
713
TCC:
Z
SHC:
9
ACC:
Construction Materials

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