Model: 316057

Helical Gear

Properties:

Body Style
Webbed, offset, solid
Pitch Diameter
11.3390 inches
Teeth Quantity
90
Bore Style
Tapered w/keyway first end
Features Provided
Tapered keyway
Hardness Rating
285.0 brinell standard and 325.0 brinell standard
Outside Diameter
11.5555 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Left
Pressure Angle
25.0000 degrees
Helix Angle
30.0483 degrees
Distance Between Body Face And Protruding Hub End
0.500 inches first end
Body Recess Depth
0.875 inches second end
Face Width
2.750 inches
Keyway Width
0.5010 inches first end
Distance From Bore Center To Keyway Bottom
1.4038 inches first end
Taper Major Diameter
2.2440 inches first end
Hub Style Designator
Plain first end
Hub Diameter
2.750 inches first end
Material
Steel
Style Designator
Protruding hub, recessed body
NSN
3020-00-529-2239
Part Number
316057
Description
Gear,helical
CAGE
21444

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 316057 NSN 3020-00-529-2239

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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