Model: 240-404

Sprocket Wheel

Properties:

Outside Diameter
3.720 inches
Overall Length
2.375 inches
Keyway Width
0.250 inches
Bore Diameter
Between 1.1498 inches and 1.250 inches
Bore Length
2.375 inches
Distance From Center Of Bore To Bottom Of Keyway
0.737 inches
Pitch Diameter
3.401 inches
Face Width
Between 1.740 inches and 1.752 inches
Guide
Not included
Design Form
Plain
Bore Type
Straight
Metallic Hardness Rating And Location
50.0 rockwell c hub and 55.0 rockwell c hub
Counterbore Feature
Not included
Keying Facility
Included
Keying Facility Type
Keyway
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
3
Center To Center Distance Between Teeth Rows
0.707 inches
Teeth Quantity Per Row
17
Asa Standard Chain Number
50-3
Hardness Rating Test Method
Rockwell
Teeth Hardness Rating
Between 50.0 rockwell c and 55.0 rockwell c
Bore Bearing
Not included
Hub External Keyway
Not included
Tooth Pitch
0.625 inches
Hub End Outside Diameter And Location
2.500 inches both ends
Distance From Outside Flange/rim To Hub End And Location
0.3145 inches both ends
Material
Steel, sae 1040 or steel, sae 1045
Material
Steel comp 1040 or steel comp 1045
Material Specification
Sae 1040 assn standard 1st material response and sae 1045 assn standard 2nd material response
Quantity
1
Style Designator
Plain
NSN
3020-00-255-9950
Part Number
240-404
Description
Sprocket Wheel
CAGE
02432

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 240-404 NSN 3020-00-255-9950

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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