Model: 1663257
Spacing Threaded StandoffProperties:
Thread Class
2b left internal (includes through thread)2a right external
Thread Direction
Right-hand left internal (includes through thread)
Thread Direction
Right-hand right external
Thread Length
0.200 inches left internal (includes through thread)0.140 inches right external
Flange Diameter
0.187 inches
Flange Thickness
Between 0.542 inches and 0.552 inches
Length
0.737 inches
Thready Qty Per Inch (tpi)
40 left internal (includes through thread)
Thready Qty Per Inch (tpi)
56 right external
Thread Size
0.086 inches right external
Thread Size
0.112 inches left internal (includes through thread)
Material
Steel comp 303se standoff
Material Specification
Astma582 assn standard single material response standoff
Surface Treatment
Passivate standoff
Surface Treatment Specification
Qq-p-35 federal specification single treatment response standoff
Style Designator
Flanged with left internal thread
Thread Series Designator
Unc left internal (includes through thread)
Thread Series Designator
Unc right external
NSN
5340-01-161-9143
Part Number
1663257
Description
Standoff,threaded,spacing
CAGE
Part 1663257 NSN 5340-01-161-9143
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 indicatorsHMIC:
P
PMIC:
A
ESD:
ESD:
MMAC:
CRITL:
X Freight Classification
NMFC:
093486 UFC:
48950 LTL:
RATING VARIABLE LCL:
-- WCC:
573 TCC:
Z SHC:
9 ACC:
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