Part Number 4B21001-111A

Aircraft Access Cover

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Part Number
DEMIL
Shelf Life
UOM
NIIN
Part:
4b21001-111a
Demil:
Yes - DEMIL/MLI
Shelf Life:
UOM:
NIIN:
002754908
NSN
National Stock Number:
1560-00-275-4908 1560002754908
TXT
Description:
Aircraft Access Cover
INC
INC
Item Name Code:
51575
INC
COM
Compliance:
MRC:
The style designation indicating the configuration that most nearly corresponds to the cross-sectional shape of the item.AAGR
Cross Sectional Shape:
Square or rectangular recess
MRC:
The length of a straight line which passes through the center of a hole,and terminates at the circumference.AAUB
Hole Diameter:
Between 0.233 inches and 0.239 inches
MRC:
A measurement taken at right angles to the length of an item,in distinction from thickness.ABGL
Width:
3.510 inches
MRC:
A measurement of the smallest dimension of a flange,in distinction from length or width.ABKU
Flange Thickness:
0.025 inches
MRC:
The style designation indicating the configuration that most nearly corresponds to the peripheral shape of the item.ABMW
Edge Shape:
Rectangle, eared corners, four holes
MRC:
A measurement of the longest dimension of any object,in distinction from width.ABRY
Length:
4.510 inches
MRC:
A measurement of a straight line from the midpoint of a rounded corner to its periphery.ADNU
Corner Radius:
0.380 inches
MRC:
None.ADNY
Distance Between Holes Along Length:
3.750 inches
MRC:
None.ADNZ
Distance Between Holes Along Width:
2.750 inches
MRC:
None.ADPC
Distance From First Hole Centerline To End Along Length:
0.380 inches
MRC:
None.ADPD
Distance From First Hole Centerline To End Along Width:
0.380 inches
MRC:
None.ADPN
First Recess Inside Height:
1.225 inches
MRC:
A measurement of the smallest dimension of a body,in distinction from length or width.ADPR
Body Thickness:
0.025 inches
MRC:
Indicates the type of device used to fasten the item.ADQB
Securing Device Type:
Threaded fastener
MRC:
The style designation indicating the configuration that most nearly corresponds to the shape of the mounting opening.ADQK
Mounting Opening Shape Style:
Unthreaded hole
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Glass fiber

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