Model: A1912-11

Helical Gear

Special Features:

Bolt holes are extended 11/32 in. Beyond face of teeth

Properties:

Body Style
Plain, solid
Attachment Method
Mounting hole
Pitch Diameter
8.6949 inches
Teeth Quantity
70
Bore Style
Plain both ends
Mounting Hole Type And Quantity
6 plain axially through body, first end
Outside Diameter
8.8615 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Left
Pressure Angle
14.5000 degrees
Helix Angle
47.8664 degrees
Face Width
1.031 inches
Bore Diameter
7.0870 inches both ends
Mounting Hole Diameter
0.281 inches axially through body, first end
Bolt Hole Circle Diameter
7.677 inches axially through body, first end
Material
Copper alloy
Style Designator
Hubless
NSN
3020-00-346-8845
Part Number
A1912-11
Description
Gear,helical
CAGE
71871

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 A1912-11 NSN 3020-00-346-8845

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

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
6.8000lbs
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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