Model: 971-1055

Helical Gear

Special Features:

2 holes on hub 90 degrees apart; 0.060 in. Dia-80 unf thd

Properties:

Body Style
Plain, solid
Pitch Diameter
Between 0.2620 inches and 0.2630 inches
Teeth Quantity
18
Bore Style
Plain both ends
Outside Diameter
0.2820 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Left
Pressure Angle
20.0000 degrees
Helix Angle
45.0000 degrees
Distance Between Body Face And Protruding Hub End
0.1340 inches first end
Face Width
0.094 inches
Bore Diameter
0.0782 inches both ends
Hub Style Designator
Pinned first end
Hub Diameter
0.2180 inches first end
Material
Copper alloy 510 or copper alloy 524
Material
Copper alloy 510 or copper alloy 524
Style Designator
Protruding hub
Furnished Items And Quantity
2 setscrew
NSN
3020-00-580-4271
Part Number
971-1055
Description
Gear,helical
CAGE
81413

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 971-1055 NSN 3020-00-580-4271

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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