Model: 1637-3

Flexible Shaft Coupling
Description:

1.563 inches overall length, 2.563 inches outside diameter, 0.2005 inches second end bore diameter, 0.0310 inches second end bore length.

Special Features:

Counter weight attached to center disc

Properties:

Overall Length
1.563 inches
Outside Diameter
2.563 inches
Thread Size Designator
3/16 in. By 5/32 in. Second end
Thread Size Designator
8-32 first end
Bore Diameter
0.2005 inches second end
Bore Diameter
0.2190 inches first end
Bore Length
0.0310 inches second end
Bore Length
0.2810 inches first end
Bore Shape
Straight first end
Bore Shape
Straight second end
Design Type
Noninsulator spring action
Securing Method
Unthreaded hole second end
Securing Method
Threaded hole first end
Threaded Hole Quantity
1 second end
Threaded Hole Quantity
2 first end
Threaded Hole Location
Located 147 degrees apart in hub first end; located in center of hub second end
NSN
3010-00-265-7937
Part Number
1637-3
Description
Coupling,shaft,flexible
CAGE
76854

A device for connecting the ends of two shafts so that rotary motion of one shaft is transmitted to the other shaft. It is constructed to allow for slight misalignment of shafts both linear and angular.

Part 1637-3 NSN 3010-00-265-7937

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
04459
FIIG:
A522B0
Concept No.:
App. Key:
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:
126880
UFC:
64300
LTL:
RATING VARIABLE
LCL:
RATING VARIABLE
WCC:
593
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 8483608000
  • SITC: 74860
  • End Use: Industrial machines, other
  • NAICS: 333613
  • USDA: 1

Freight Class: Shaft couplings, except universal joints

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