Model: SPC21578

Spacing Threaded Standoff

Properties:

Thread Direction
Right-hand left internal (includes through thread)
Thread Direction
Right-hand right external
Thread Length
0.250 inches right external
Thread Length
0.375 inches left internal (includes through thread)
Length
0.500 inches
End Application
NSN1-42-501-4424
Cross-sectional Shape
Hexagon
Width Across Flats
0.250 inches
Thready Qty Per Inch (tpi)
32 left internal (includes through thread)
Thready Qty Per Inch (tpi)
32 right external
Thread Size
0.138 inches left internal (includes through thread)
Thread Size
0.138 inches right external
Part Name Assigned By Controlling Agency
Hex male/female standoff
Right Projection Diameter
0.138 inches
Right Projection Length
0.250 inches
Material
Aluminum
Surface Treatment
Chromate
Style Designator
Left internal and right external thread
Thread Series Designator
Unc left internal (includes through thread)
Thread Series Designator
Unc right external
NSN
5340-01-617-9254
Part Number
SPC21578
Description
Standoff,threaded,spacing
CAGE

Part SPC21578 NSN 5340-01-617-9254

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:
A
ESD:
A
MMAC:
CRITL:
X

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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