Model: 487812B

Spur Gear

Special Features:

Mounting facility screw thd q type 20 per in.

Properties:

Body Style
Webbed, offset, solid
Attachment Method
Mounting hole
Pitch Diameter
11.6250 inches
Teeth Quantity
186
Bore Style
Plain both ends
Mounting Hole Thread Series Designator
Unc axially through hub, first end and unc axially through hub, first end
Mounting Hole Thready Qty Per Inch (tpi)
24 axially through hub, first end
Hardness Rating
29.0 rockwell c and 32.0 rockwell c
Hardness Rating
29.0 rockwell c and 32.0 rockwell c
Mounting Hole Thread Size
0.190 inches axially through body, first end and 0.250 inches axially through body, first end
Mounting Hole Type And Quantity
8 threaded axially through hub, first end and 8 threaded axially through hub, first end
Outside Diameter
11.750 inches
Tooth Form
Standard
Pressure Angle
20.0000 degrees
Distance Between Body Face And Recessed Hub End
0.1875 inches first end
Face Width
0.500 inches
Bore Diameter
3.4375 inches first end
Hub Style Designator
Plain first end
Hub Diameter
6.000 inches first end
Material
Steel comp 4140 body or steel body
Material
Steel comp 4140 or steel body
Material Specification
66 federal standard single material response and aisi/sae 4140 assn standard single material response
Surface Treatment
Zinc side plate
Style Designator
Recessed hub
NSN
3020-00-049-8548
Part Number
487812B
Description
Gear,spur
CAGE
30086

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 487812B NSN 3020-00-049-8548

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:
U
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
7.5000lbs
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:
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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