Model: 5550939-18

Electronic Shielding Gasket

Special Features:

Aluminium retaining frame; grommet in each bolt hole

Properties:

Cross Sectional Shape
Emi
Hole Diameter
0.125 inches
Overall Length
1.687 inches
Overall Width
1.687 inches
Aperture Diameter
Between 1.432 inches and 1.447 inches
Outside Corner Radius
0.176 inches
Center To Center Distance Between Bolt Holes Along Width
1.250 inches
Center To Center Distance Between Bolt Holes Along Length
1.250 inches
Outside Edge To Bolt Hole Center Distance Along Width
0.218 inches
Outside Edge To Bolt Hole Center Distance Along Length
0.218 inches
Cross Section Outside Diameter
0.045 inches
Bolt Hole Quantity
4
Environmental Protection Material Location
Throughout rf shielding gasket
Material
Copper alloy emi/rfi conductor
Material
Rubber silicone class q environmental seal
Surface Treatment
Tin alloy emi/rfi conductor
Style Designator
Non-circular
NSN
5999-01-247-1370
Part Number
5550939-18
Description
Shielding Gasket,electronic
CAGE
53711

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 5550939-18 NSN 5999-01-247-1370

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:
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:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
062800
UFC:
35070
LTL:
85.0
LCL:
--
WCC:
723
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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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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