Model: 618WMEC-4301-3 PIECE 3

Rigid Shaft Coupling

Special Features:

Between bolt holes counterbored 1.500 in. O.D. 6.469 in. Deep; bolt holes equally spaced on a 15.000 inch bolt circle; forward end of coupling drilled and threaded 1/2 in. - 13 nc, 4 places for split collar; o.D. Of coupling drilled and threaded 1/2 in. -13 unc-2b, 4 places 1-3/8 in. Deep, for lifting eye bolts; distance from center of bore to bottom of keyway: through bore, 5.812 in. ; 4 keying facilities provided through bore; keying facility spacing in degrees: 90.0; keying facility width: through bore, 1.000 in. And 1.001 in.

Properties:

Hole Diameter
1.312 inches
Overall Length
8.625 inches
Bore Diameter
10.6220 inches through bore and 10.6230 inches through bore
Overall Diameter
17.500 inches
Bore Length
8.6250 inches through bore
End Application
Main propulsion line shaft onboard 210 ft wmec a class coast guard vessels
Bore Shape
Straight through bore
Securing Method
Unthreaded hole
Unthreaded Hole Quantity
12
Features Provided
Keyway
Body Material
Steel
Style Designator
Plain sleeve
NSN
3010-01-314-0764
Part Number
618WMEC-4301-3 PIECE 3
Description
Coupling,shaft,rigid
CAGE
06101

A device for connecting the ends of two shafts to produce in effect, one piece of rigid shafting so that the rotary motion of one shaft is transmitted to the other shaft. Couplings of the sleeve type must have an over-all length exceeding the outside diameter, or must have an internal spline.

Part 618WMEC-4301-3 PIECE 3 NSN 3010-01-314-0764

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
13742
FIIG:
A522C0
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:
A
ESD:
ESD:
MMAC:
CRITL:
X

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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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