Model: 7186868

Rigid Shaft Coupling

Special Features:

Between counterbore diameter: 2.109 in. And 2.141 in. ; counterbore depth: 0.688 in. ; pitch diameter: 1.9375 in.

Properties:

Spline Minor Diameter
1.8860 inches first end
Spline Major Diameter
2.0375 inches both ends
Overall Length
7.250 inches
Spline Quantity
31 both ends
Overall Diameter
Between 2.998 inches and 3.000 inches
End Application
Launcher, 762mm rocket, truck mounted, xm289
Bore Shape
Splined both ends
Spline Pressure Angle In Deg
30.000 both ends
Spline Length
5.875 inches first end
Spline Type
Involute both ends
Features Provided
Bore counterbore
Body Material
Steel
Surface Treatment
Phosphate
Style Designator
Plain sleeve
NSN
3010-00-385-7722
Part Number
7186868
Description
Coupling,shaft,rigid
CAGE
19204

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 7186868 NSN 3010-00-385-7722

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:
U
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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