Model: 989-1-4

Mounting Plate

Properties:

Counterbore Diameter
7.781 inches
Counterbore Depth
0.250 inches
Outside Diameter
Between 17.740 inches and 17.760 inches
Thickness
Between 0.875 inches and 0.890 inches
Mounting Hole Diameter
0.164 inches all holes
Mounting Hole Diameter
0.190 inches second hole
Mounting Hole Diameter
0.250 inches fifth hole
Mounting Hole Diameter
0.266 inches first hole
Mounting Hole Diameter
0.312 inches fourth hole
Mounting Hole Diameter
0.500 inches third hole
Mounting Hole Quantity
3
Mounting Hole Quantity
10
Mounting Hole Quantity
12
Mounting Hole Quantity
6
Mounting Hole Quantity
4
Mounting Hole Quantity
5
Thread Size
8-32 or 10-32 or 0.500-32 or 0.312-32 or 0.250-32
Aperture Diameter
7.3125 inches
Mounting Hole Type
Threaded and unthreaded
Screw Thread Series Designator
Unc or unf
Features Provided
Aperture
Aperture Shape
Round
Aperture Type
Counterbored
Material
Steel comp 303 or steel comp 304
Material Specification
Qq-s-763, comp 303 federal specification 1st material response or qq-s-766, class 304 federal specification 2nd material response
Shape
Round
NSN
5340-01-372-3060
Part Number
989-1-4
Description
Plate,mounting
CAGE

Part 989-1-4 NSN 5340-01-372-3060

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
40223
FIIG:
A530D0
Concept No.:
App. Key:
Cond. Code:
2
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

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
095190
UFC:
49790
LTL:
RATING VARIABLE
LCL:
--
WCC:
713
TCC:
Z
SHC:
9
ACC:
Construction Materials

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