Model: 3260891

Helical Gear

Properties:

Body Style
Webbed, offset, solid
Attachment Method
Mounting hole
Pitch Diameter
8.6250 inches
Teeth Quantity
69
Bore Style
W/counterbore counterbore, first end
Mounting Hole Thread Series Designator
Unf axially through body, first end
Mounting Hole Thready Qty Per Inch (tpi)
24 axially through body, first end
Mounting Hole Thread Size
0.3750 inches axially through body, first end
Mounting Hole Type And Quantity
4 threaded axially through body, first end
Outside Diameter
8.874 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Right
Pressure Angle
14.5000 degrees
Helix Angle
25.8167 degrees
Distance Between Body Face And Protruding Hub End
0.3120 inches first end
Body Recess Depth
1.3120 inches second end
Face Width
1.750 inches
Bore Diameter
4.3750 inches counterbore, first end
Counterbore Depth
0.3120 inches counterbore, first end
Counterbore Diameter
6.2515 inches counterbore, first end
Hub Style Designator
Plain first end
Hub Diameter
6.750 inches first end
Bolt Hole Circle Diameter
5.250 inches axially through body, first end
Material
Copper alloy
Material Specification
Ms 288-72915 military standard single material response
Style Designator
Protruding hub, recessed body
NSN
3020-00-528-7118
Part Number
3260891
Description
Gear,helical
CAGE
72915

A gear, cylindrical in form, with teeth on the outer surface at an angle to the axis of the gear. See also gear, antibacklash, helical:

Part 3260891 NSN 3020-00-528-7118

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05464
FIIG:
A27300
Concept No.:
1
App. Key:
AF
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:
197339
UFC:
96710
LTL:
65.0
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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