Model: S4956891-3-12

Spacing Threaded Standoff

Properties:

Thread Class
3b left internal (includes through thread)
Thread Class
3b right internal
Thread Direction
Right-hand left internal (includes through thread)
Thread Direction
Right-hand right internal
Thread Length
0.250 inches left internal (includes through thread)
Thread Length
0.250 inches right internal
Length
Between 0.745 inches and 0.755 inches
Cross-sectional Shape
Hexagon
Width Across Flats
0.188 inches
Thready Qty Per Inch (tpi)
40 left internal (includes through thread)
Thready Qty Per Inch (tpi)
40 right internal
Thread Size
0.112 inches left internal (includes through thread)
Thread Size
0.112 inches right internal
Material
Aluminum alloy 2024
Material Specification
Qq-a-225/6 t4 federal specification single material response
Surface Treatment
Chromate
Surface Treatment Specification
Mil-c-5541 military specification single treatment response
Style Designator
Left internal and right internal threads
Thread Series Designator
Unc left internal (includes through thread)
Thread Series Designator
Unc right internal
NSN
5340-01-416-9972
Part Number
S4956891-3-12
Description
Standoff,threaded,spacing
CAGE
70265

Part S4956891-3-12 NSN 5340-01-416-9972

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:
BA
CRITL:
X

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