Model: 12643

Sprocket Wheel

Properties:

Outside Diameter
10.293 inches
Overall Length
7.688 inches
Bore Diameter
Between 2.252 inches and 2.254 inches
Bore Length
7.688 inches
Pitch Diameter
8.991 inches
Face Width
5.313 inches
Guide
Not included
Design Form
Plain
Bore Type
Straight
Metallic Hardness Rating And Location
91.5 rockwell b body and 99.8 rockwell b body
Counterbore Feature
Not included
Lubrication Mode
Visible means
Keying Facility
Not included
Securing Method
Press fit
Lightening Hole
Not included
Protruding Hub Characteristic
Plain
Belt/chain/film Size For Which Designed
Roller chain
Roller Chain Pitch Type For Which Designed
Single pitch
Teeth Row Quantity
2
Center To Center Distance Between Teeth Rows
4.063 inches
Teeth Quantity Per Row
9
Hardness Rating Test Method
Rockwell
Teeth Hardness Rating
Between 91.5 rockwell b and 99.8 rockwell b
Bore Bearing
Included
Hub External Keyway
Not included
Tooth Pitch
3.075 inches
Hub End Outside Diameter And Location
3.750 inches both ends
Distance From Outside Flange/rim To Hub End And Location
1.188 inches both ends
Material
Steel
Material
Steel
Style Designator
Plain
NSN
3020-00-425-3588
Part Number
12643
Description
Sprocket Wheel
CAGE
61465

A toothed wheel whose teeth or sprockets are designed to be engaged with the links of a pitch chain, track, or the like. It is usually used for transmitting power.

Part 12643 NSN 3020-00-425-3588

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
04456
FIIG:
T353-C
Concept No.:
App. Key:
CA
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:
117020
UFC:
59820
LTL:
60.0
LCL:
--
WCC:
593
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 8483901000
  • SITC: 74890
  • End Use: Industrial machines, other
  • NAICS: 333613
  • USDA: 1

Freight Class: Chain sprockets and parts thereof

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