Model: 4B21001-111A

Aircraft Access Cover

Properties:

Cross Sectional Shape
Square or rectangular recess
Hole Diameter
Between 0.233 inches and 0.239 inches
Width
3.510 inches
Flange Thickness
0.025 inches
Edge Shape
Rectangle, eared corners, four holes
Length
4.510 inches
Corner Radius
0.380 inches
Distance Between Holes Along Length
3.750 inches
Distance Between Holes Along Width
2.750 inches
Distance From First Hole Centerline To End Along Length
0.380 inches
Distance From First Hole Centerline To End Along Width
0.380 inches
First Recess Inside Height
1.225 inches
Body Thickness
0.025 inches
Securing Device Type
Threaded fastener
Mounting Opening Shape Style
Unthreaded hole
Material
Glass fiber
NSN
1560-00-275-4908
Part Number
4B21001-111A
Description
Cover,access,aircraft
CAGE
98897

An access cover which is an integral part of the airframe structure of an aircraft. excludes cover, access.

Part 4B21001-111A NSN 1560-00-275-4908

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
51575
FIIG:
A531H0
Concept No.:
1
App. Key:
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:
UC
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
999.9 X 999.9 X 999.9
Paclk Weight:
--
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
013120
UFC:
05380
LTL:
100.0
LCL:
--
WCC:
576
TCC:
Z
SHC:
Z
ACC:
Equipment for Aircraft

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Schedule B and Export
  • Schedule B: 8803300060
  • SITC: 79295
  • End Use: Parts for military-type goods
  • NAICS: 336413
  • USDA: 1

Freight Class: Other parts of airplanes or helicopters for use in military aircraft (excludes propellers, rotors, undercarriages, and parts thereof)

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