Model: NA 20B-1/2

Spur Gear

Special Features:

Used on anchor housed and anchor chain indicator assembly, 6405752, electric boat inc.

Properties:

Body Style
Plain, solid
End Application
Weapons system seawolf class ssn
Pitch Diameter
1.0000 inches
Teeth Quantity
20
Bore Style
10a w/ keyway both ends
Outside Diameter
1.100 inches
Pressure Angle
14.3000 degrees
Distance Between Body Face And Protruding Hub End
0.375 inches second end
Face Width
0.375 inches
Bore Diameter
0.500 inches both ends
Keyway Width
0.126 inches both ends
Distance From Bore Center To Keyway Bottom
0.328 inches both ends
Hub Style Designator
Plain second end
Hub Diameter
0.844 inches second end
Material
Steel
Style Designator
Protruding hub
NSN
3020-01-436-9526
Part Number
NA 20B-1/2
Description
Gear,spur
CAGE
71041

A gear, cylindrical in form, with straight teeth on the outer surface parallel to the axis of the gear. See also gear, antibacklash, spur. For bulk material, see rod, pinion.

Part NA 20B-1/2 NSN 3020-01-436-9526

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05466
FIIG:
A27300
Concept No.:
1
App. Key:
AH
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:
N
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:
--
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:
197337
UFC:
96690
LTL:
RATING VARIABLE
LCL:
--
WCC:
593
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 8483409000
  • SITC: 74840
  • End Use: Industrial machines, other
  • NAICS: 333612
  • USDA: 1

Freight Class: Gears and gearing, other than toothed wheels, chain sprockets and other transmission elements entered separately

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