Model: F20321

Helical Gear

Special Features:

2 integral keys 180 degrees apart in bore, 0.131 in. W, 02835 in. From bore center to top of key

Properties:

Body Style
Plain, solid
Pitch Diameter
Between 1.1360 inches and 1.1410 inches
Teeth Quantity
18
Bore Style
Plain both ends
Features Provided
Integral key
Hardness Rating
81.0 rockwell superficial 15-n and 91.0 rockwell superficial 15-n
Outside Diameter
1.2715 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Left
Pressure Angle
20.0000 degrees
Helix Angle
20.6665 degrees
Face Width
0.156 inches
Bore Diameter
0.8125 inches both ends
Material
Steel
Material Specification
66, aisi/sae 1020 through 1025 federal standard single material response
Surface Treatment
Zinc
Style Designator
Hubless
NSN
3020-00-287-8211
Part Number
F20321
Description
Gear,helical
CAGE
63477

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 F20321 NSN 3020-00-287-8211

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:
SX
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:
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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