Model: M28840/24JB

Electronic Shielding Gasket

Properties:

Cross Sectional Shape
Emi
Hole Diameter
Between 0.163 inches and 0.183 inches
Overall Length
Between 2.328 inches and 2.344 inches
Overall Width
Between 2.328 inches and 2.344 inches
Aperture Diameter
Between 2.062 inches and 2.078 inches
Outside Corner Radius
Between 0.209 inches and 0.229 inches
Center To Center Distance Between Bolt Holes Along Width
Between 1.724 inches and 1.744 inches
Center To Center Distance Between Bolt Holes Along Length
Between 1.724 inches and 1.744 inches
Outside Edge To Bolt Hole Center Distance Along Width
0.301 inches
Outside Edge To Bolt Hole Center Distance Along Length
0.301 inches
Cross-sectional Height
Between 0.026 inches and 0.036 inches
Bolt Hole Quantity
4
Material
Nickel alloy emi/rfi conductor
Material
Rubber silicone class q environmental seal
Material Specification
Qq-n-281 federal specification single material response emi/rfi conductor
Material Specification
Zz-r-765 class 3, grade 30 federal specification single material response environmental seal
Style Designator
Non-circular
Test Data Document
81349-mil-c-28840 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).
Specification Data
81349-mil-c-28440/24 government specification
NSN
5999-01-249-9070
Part Number
M28840/24JB
Description
Shielding Gasket,electronic
CAGE
81349

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 M28840/24JB NSN 5999-01-249-9070

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:
0.2000lbs
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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