Model: 4687-2520-SS-20

Spacing Threaded Standoff

Properties:

Thread Direction
Right-hand left internal (includes through thread)
Thread Direction
Right-hand right external
Thread Length
0.500 inches right external
Thread Length
0.562 inches left internal (includes through thread)
Length
1.375 inches
Cross-sectional Shape
Hexagon
Width Across Flats
0.500 inches
Thread Size
0.250 inches left internal (includes through thread)
Thread Size
0.250 inches right external
Right Projection Diameter
0.250 inches
Right Projection Length
0.500 inches
Material
Steel comp 303
Material Specification
Qq-s-763 cond a federal specification single material response
Surface Treatment
Passivate
Surface Treatment Specification
Mil-f-14072 e300 military specification single treatment response
Style Designator
Left internal and right external thread
Thread Series Designator
Unc left internal (includes through thread)
Thread Series Designator
Unc right external
NSN
5340-01-442-3279
Part Number
4687-2520-SS-20
Description
Standoff,threaded,spacing
CAGE
55566

Part 4687-2520-SS-20 NSN 5340-01-442-3279

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:
CRITL:
X

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:
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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