Model: 317951

Helical Gear

Special Features:

Disc with boss welded in gear body

Properties:

Attachment Method
Mounting hole
Teeth Quantity
192
Bore Style
Plain both ends
Mounting Hole Type And Quantity
6 plain axially through body, first end
Teeth Type
Single helix
Tooth Direction
Right
Pressure Angle
15.5113 degrees
Helix Angle
15.1047 degrees
Bore Diameter
10.2500 inches both ends
Hub Style Designator
Plain first end
Hub Diameter
11.250 inches first end
Mounting Hole Diameter
0.688 inches axially through body, first end
Bolt Hole Circle Diameter
12.500 inches axially through body, first end
Material
Steel body
Material Specification
Qq-s-691, cl b federal specification single material response body
NSN
3020-00-633-2274
Part Number
317951
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 317951 NSN 3020-00-633-2274

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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