Model: 2639606-4

Flexible Shaft Coupling
Description:

0.040 inches first end hole diameter, 0.718 inches overall length, 0.437 inches outside diameter, 0.1877 inches second end bore diameter.

Properties:

Hole Diameter
0.040 inches first end
Hole Diameter
0.070 inches second end
Overall Length
Between 0.718 inches and 0.782 inches
Outside Diameter
Between 0.437 inches and 0.500 inches
Thread Size Designator
4-40 first end
Thread Size Designator
6-32 second end
Bore Diameter
0.1877 inches second end and 0.1880 inches second end
Bore Diameter
0.2502 inches first end and 0.2505 inches first end
Bore Length
0.3750 inches both ends
Bore Shape
Straight first end
Bore Shape
Straight second end
Bellows Material
Copper alloy
Design Type
Bellows
Securing Method
Unthreaded hole second end
Securing Method
Unthreaded hole through bore
Securing Method
Threaded hole both ends
Securing Method
Threaded hole first end
Threaded Hole Quantity
1 first end
Threaded Hole Quantity
1 second end
Threaded Hole Location
Both ends: located 90 degrees from threaded and unthreaded hole
Unthreaded Hole Quantity
1 first end
Unthreaded Hole Quantity
1 second end
Unthreaded Hole Location
Both ends: located 90 degrees from threaded hole
NSN
3010-00-120-0969
Part Number
2639606-4
Description
Coupling,shaft,flexible
CAGE
10001

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 2639606-4 NSN 3010-00-120-0969

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:
--
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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