Model: 28371A

Helical Gear

Properties:

Body Style
Plain, solid
Attachment Method
Mounting hole
Pitch Diameter
0.9428 inches
Teeth Quantity
8
Bore Style
10a w/ keyway both ends
Bore Style
W/ keyway both ends
Hardness Rating
26.6 rockwell c or 32.1 rockwell c
Mounting Hole Type And Quantity
1 plain transversely through hub, first end
Outside Diameter
1.1045 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Right
Pressure Angle
14.5000 degrees
Helix Angle
45.0000 degrees
Distance Between Body Face And Protruding Hub End
0.250 inches first end
Face Width
0.500 inches
Bore Diameter
0.3725 inches both ends
Keyway Width
0.0958 inches both ends
Distance From Bore Center To Keyway Bottom
0.238 inches both ends
Hub Style Designator
Plain first end
Hub Diameter
0.7130 inches first end
Mounting Hole Diameter
0.128 inches transversely through hub, first end
Material
Iron
Style Designator
Protruding hub
NSN
3020-00-243-7283
Part Number
28371A
Description
Gear,helical
CAGE
1ML14

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 28371A NSN 3020-00-243-7283

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

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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