Part Number 44-90257

Electronic Shielding Gasket

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Part Number
DEMIL
Shelf Life
UOM
NIIN
Part:
44-90257
Demil:
No
Shelf Life:
UOM:
NIIN:
014909796

Part Information
Seal, emp - aft zone supply air distribution

NSN
National Stock Number:
5999-01-490-9796 5999014909796
TXT
Description:
Electronic Shielding Gasket
INC
INC
Item Name Code:
20281
MRC:
The style designation indicating the configuration that most nearly corresponds to the cross-sectional shape of the item.AAGR
Cross Sectional Shape:
Metal
MRC:
The length of a straight line which passes through the center of a hole,and terminates at the circumference.AAUB
Hole Diameter:
Between 0.218 inches and 0.229 inches
MRC:
The length of a straight line which passes through the center of a bolt circle,and terminates at the circumference.ABKG
Bolt Circle Diameter:
7.600 inches
MRC:
An overall measurement taken at right angles to the length of an item,in distinction from thickness.ABMK
Overall Width:
8.840 inches
MRC:
The length of a straight line which passes through the center of an aperture,and terminates at the circumference.ABVL
Aperture Diameter:
6.000 inches
MRC:
None.ADPW
Outside Corner Radius:
0.375 inches
MRC:
None.ADVB
Side Radius From Bolt Circle:
7.960 inches
MRC:
A measurement of the smallest dimension of a cross section,in distinction from length or width.ADVM
Cross-sectional Thickness:
0.060 inches
MRC:
The number of bolt holes provided on the item.AECS
Bolt Hole Quantity:
12
MRC:
The national stock number or the identification information of the end equipment for which the item is a part.AGAV
End Application:
E-3a aircraft
MRC:
Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification.FEAT
Special Features:
Gwhen installed at thickness shown on drawing and compressed under a load of 20 psi shall be capable of providing a of 60 db of shielding effectiveness in the frequency range 20 khz to 100 mhz
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Steel and rubber silicone class q
MRC:
An indication of the nuclear hardness criticality of the item.NHCF
Nuclear Hardness Critical Feature:
Hardened
MRC:
The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.SFTT
Surface Treatment:
Copper and tin
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.STYL
Style Designator:
Non-circular

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