Model: 11687118

Internal Gear

Special Features:

63 microinch aa finish on gear teeth working surfaces, furnished w/2 strikes, 2 thd inserts, 2 screws, 4 pins attached

Properties:

Body Style
Plain, with lightening holes
Attachment Method
Mounting hole
Pitch Diameter
23.4375 inches
Teeth Quantity
375
Backlash Designation
Grade b
Mounting Hole Thread Series Designator
Unf axially through body, first end
Hardness Rating
30.0 rockwell c and 36.0 rockwell c
Mounting Hole Thread Size
0.190 inches axially through body, first end
Mounting Hole Type And Quantity
24 countersunk axially through body, first end and 2 threaded axially through body, first end
Outside Diameter
23.728 inches
Nominallength
0.625 inches
Teeth Type
Spur
Tooth Form
Stub
Flange Diameter
25.444 inches
Pressure Angle
20.0000 degrees
Flange Thickness
0.548 inches
Precision Classification
Quality number 11
Mounting Hole Diameter
0.253 inches axially through body, first end
Bolt Hole Circle Diameter
24.375 inches axially through body, first end
Material
Steel comp 4140 or steel comp 8740
Material
Steel comp 4140 or steel comp 8740
Material Specification
Fed standard 66 federal standard all material responses
Surface Treatment
Phosphate
Surface Treatment Specification
Mil-p-16232 type m class 3 military specification single treatment response
Style Designator
Flanged ring
NSN
3020-00-074-9377
Part Number
11687118
Description
Gear,internal
CAGE
19204

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

Part 11687118 NSN 3020-00-074-9377

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:
A
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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