Model: 2039791-2

Internal Gear

Properties:

Body Style
Plain, solid
Attachment Method
Mounting hole
Pitch Diameter
2.6818 inches
Teeth Quantity
59
Features Provided
Casehardened
Mounting Hole Type And Quantity
3 plain axially through flange and 1 plain axially through flange
Outside Diameter
3.0588 inches
Teeth Type
Spur
Tooth Form
Standard
Pressure Angle
20.0000 degrees
Flange Thickness
0.0930 inches
Precision Classification
Quality number 8
Material
Steel comp 1015
Material Specification
Mil-s-6709 military specification single material response
Surface Treatment
Cadmium
Surface Treatment Specification
Mil-c-8837, type 2, class 2 military specification single treatment response
Test Data Document
81349-mil-i-6868 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).
NSN
3020-00-433-8752
Part Number
2039791-2
Description
Gear,internal
CAGE
70210

A gear with teeth formed on the inner surface of a cylinder or cone.

Part 2039791-2 NSN 3020-00-433-8752

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05465
FIIG:
A27300
Concept No.:
1
App. Key:
AG
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:
Construction Materials

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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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