Model: 531490-2

Spur Gear

Properties:

Body Style
Plain, solid
Pitch Diameter
Between 3.4365 inches and 3.4375 inches
Teeth Quantity
55
Bore Style
Involute spline both ends
Hardness Rating
34.0 rockwell c and 38.0 rockwell c
Hardness Rating
34.0 rockwell c and 38.0 rockwell c
Outside Diameter
3.584 inches
Nominallength
1.130 inches
Tooth Form
Standard
Pressure Angle
20.0000 degrees
Distance Between Body Face And Protruding Hub End
0.480 inches first end
Face Width
0.650 inches
Counterbore Depth
0.215 inches second end
Counterbore Diameter
3.000 inches second end
Hub Style Designator
Plain first end
Hub Diameter
3.270 inches first end
Material
Steel comp 4130
Material Specification
Mil-s-6758 military specification single material response
Surface Treatment
Phosphate
Style Designator
Protruding hub
NSN
3020-00-477-6854
Part Number
531490-2
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 531490-2 NSN 3020-00-477-6854

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

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
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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