Model: 1988849

Spur Gear

Special Features:

Countersunk holes 120 degs apart

Properties:

Body Style
Webbed, offset, solid
Attachment Method
Mounting hole
Pitch Diameter
3.0000 inches
Teeth Quantity
144
Bore Style
Plain both ends
Mounting Hole Type And Quantity
3 countersunk axially through body, first end and 1 plain axially through body, first end
Outside Diameter
3.042 inches
Tooth Form
Standard
Pressure Angle
20.0000 degrees
Distance Between Body Face And Protruding Hub End
0.156 inches first end
Body Recess Depth
0.156 inches second end
Face Width
0.125 inches
Bore Diameter
0.241 inches both ends
Hub Style Designator
Plain first end
Hub Diameter
2.250 inches first end
Mounting Hole Diameter
0.101 inches axially through body, first end and 0.059 inches axially through body, first end
Material
Aluminum alloy 6061
Material Specification
Qq-a-250/11, t6 federal specification single material response
Surface Treatment
Oxide film body
Surface Treatment
Oxide film hub
Surface Treatment Specification
Mil-c-5541 military specification single treatment response body
Surface Treatment Specification
Mil-c-5541 military specification single treatment response hub
Style Designator
Protruding hub, recessed body
NSN
3020-00-684-3081
Part Number
1988849
Description
Gear,spur
CAGE
10001

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 1988849 NSN 3020-00-684-3081

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:
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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