Model: 531578-1

Spur Gear

Properties:

Body Style
Plain, solid
Attachment Method
Mounting hole
Pitch Diameter
Between 0.7330 inches and 0.7340 inches
Teeth Quantity
47
Bore Style
Plain both ends
Hardness Rating
34.0 rockwell c hub and 38.0 rockwell c hub
Hardness Rating
50.0 rockwell c teeth
Hardness Rating
34.0 rockwell c and 38.0 rockwell c hub
Mounting Hole Type And Quantity
1 plain transversely through hub, first end
Outside Diameter
0.771 inches
Nominallength
0.275 inches
Tooth Form
Standard
Pressure Angle
20.0000 degrees
Distance Between Body Face And Protruding Hub End
0.165 inches first end
Face Width
0.110 inches
Bore Diameter
0.124 inches both ends
Hub Style Designator
Plain first end
Hub Diameter
0.245 inches first end
Mounting Hole Diameter
0.025 inches transversely through hub, first end
Material
Steel
Material Specification
Mil-s-6709 military specification single material response
Style Designator
Protruding hub
NSN
3020-00-457-7022
Part Number
531578-1
Description
Gear,spur
CAGE
70210

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 531578-1 NSN 3020-00-457-7022

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:
TP
CRITL:
X

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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