Model: 221-3508

Helical Gear

Special Features:

Plain mtg hole

Properties:

Body Style
Webbed, offset, with lightening holes
Attachment Method
Mounting hole
Teeth Quantity
60
Bore Style
W/counterbore counter bore, second end
Outside Diameter
7.0800 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Right
Pressure Angle
14.5000 degrees
Helix Angle
27.5000 degrees
Distance Between Body Face And Recessed Hub End
0.006 inches second end
Face Width
0.879 inches
Bore Diameter
0.561 inches counter bore, second end
Counterbore Depth
0.275 inches counter bore, second end
Counterbore Diameter
2.000 inches counter bore, second end
Hub Style Designator
Plain both ends
Hub Diameter
2.900 inches both ends
Mounting Hole Diameter
0.125 inches axially through body, second end
Mounting Hole Diameter
0.400 inches axially through body, first end
Bolt Hole Circle Diameter
1.400 inches axially through body, first end
Bolt Hole Circle Diameter
1.625 inches axially through body, second end
Material
Iron cast
Style Designator
One flush hub, one recessed hub
NSN
3020-00-679-9263
Part Number
221-3508
Description
Gear,helical
CAGE
45225

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 221-3508 NSN 3020-00-679-9263

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:
U
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
5.0000lbs
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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