Model: 40-8520-020

Electronic Shielding Gasket

Special Features:

Hole along each side of width centrally located from outside edges on the width

Properties:

Cross Sectional Shape
Emi
Hole Diameter
Between 0.150 inches and 0.160 inches
Overall Length
Between 3.630 inches and 3.650 inches
Tempurature Rating
-62.0 degrees celsius and 260.0 degrees celsius
Overall Width
Between 1.760 inches and 1.780 inches
Aperture Width
Between 0.667 inches and 0.707 inches
Aperture Length
Between 2.417 inches and 2.457 inches
Center To Center Distance Between Bolt Holes Along Length
Between 1.605 inches and 1.645 inches
Outside Edge To Bolt Hole Center Distance Along Width
0.231 inches
Outside Edge To Bolt Hole Center Distance Along Length
Between 0.214 inches and 0.254 inches
Cross-sectional Height
0.020 inches
Bolt Hole Quantity
6
Environmental Protection Material Location
Throughout rf shielding gasket
Material
Aluminum alloy 5056 emi/rfi conductor
Material
Rubber silicone class q environmental seal
Material Specification
Qq-a-430 federal specification single material response emi/rfi conductor or ams-4182 federal specification single material response emi/rfi conductor
Material Specification
Zz-r-765, class 2b, grade 50 federal specification single material response environmental seal
Style Designator
Non-circular
NSN
5999-00-479-2995
Part Number
40-8520-020
Description
Shielding Gasket,electronic
CAGE
18565

A shaped metallic item designed to increase the effectiveness of radio frequency/electromagnetic interference, or a nonmetallic item containing a wire mesh, metal, or other electrically conductive particles designed to provide environmental sealing and radio frequency/electromagnetic interference shielding. For bulk items see wire mesh, knitted or gasketing material, conductive.

Part 40-8520-020 NSN 5999-00-479-2995

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
20281
FIIG:
A032A0
Concept No.:
App. Key:
AK
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:
--
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:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
172640
UFC:
84710
LTL:
RATING VARIABLE
LCL:
--
WCC:
72D
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 8543909000
  • SITC: 77879
  • End Use: Electric apparatus
  • NAICS: 335999
  • USDA: 1

Freight Class: Electrical machines and apparatus parts, nesoi

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