Model: 1020T31 5/16X1 3/8

Flexible Shaft Coupling

Special Features:

Each coupling half has its own bore 1.380 in. Long, with a 3.500 in. Long spacer between each half, which can be removed for servicing impellers, etc.

Properties:

Overall Length
6.200 inches
Outside Diameter
4.000 inches
Keyway Width
0.312 inches both ends
Keyway Depth
0.1560 inches both ends
Bore Diameter
1.3750 inches both ends
Bore Length
2.7600 inches both ends
End Application
Pump, bilge and ballast model d1211 aboard 270 ft wmec coast guard vessels
Bore Shape
Straight both ends
Design Type
Grid spring
Keying Facility Quantity
1 both ends
Keying Facility Spacing In Deg
360.0 both ends
Keying Facility Type
Keyway both ends
Securing Method
Key both ends
Features Provided
Keyway and exposed coupling bolt type and standard grid spring and shrouded coupling bolt type
NSN
3010-01-119-6548
Part Number
1020T31 5/16X1 3/8
Description
Coupling,shaft,flexible
CAGE
21444

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 1020T31 5/16X1 3/8 NSN 3010-01-119-6548

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:
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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