Model: NAS1831AC4B12

Spacing Threaded Standoff

Properties:

Thread Class
2b left internal (includes through thread)
Thread Class
2b right external
Thread Direction
Right-hand left internal (includes through thread)
Thread Direction
Right-hand right external
Thread Length
0.1880 inches right external
Thread Length
0.1880 inches left internal (includes through thread)
Length
Between 0.7450 inches and 0.7550 inches
Cross-sectional Shape
Hexagon
Width Across Flats
Between 0.2440 inches and 0.2560 inches
Thready Qty Per Inch (tpi)
40 left internal (includes through thread)
Thready Qty Per Inch (tpi)
40 right external
Thread Size
0.1120 inches right external
Thread Size
0.1120 inches left internal (includes through thread)
Material
Aluminum alloy 6061 standoff or aluminum alloy 2024 standoff or aluminum alloy 2011 standoff
Material Specification
Qq-a-225/8 federal specification single material response standoff or qq-a-225/6 federal specification single material response standoff or qq-a-225/3 assn standard single material response standoff
Surface Treatment
Anodize standoff
Surface Treatment Specification
Mil-a-8625, type 1, ty2, cl 1 military specification single treatment response standoff
Style Designator
Left internal and right internal threads
Thread Series Designator
Unc left internal (includes through thread)
Thread Series Designator
Unc right external
NSN
5340-01-458-7340
Part Number
NAS1831AC4B12
Description
Standoff,threaded,spacing
CAGE
80205

Part NAS1831AC4B12 NSN 5340-01-458-7340

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
40280
FIIG:
A08900
Concept No.:
1
App. Key:
B
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:
P
PMIC:
A
ESD:
ESD:
MMAC:
SX
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
1.2000lbs
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:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
095190
UFC:
49790
LTL:
RATING VARIABLE
LCL:
--
WCC:
713
TCC:
Z
SHC:
9
ACC:
Construction Materials

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