Model: 731B243-1

Shaft Coupling Half

Special Features:

Cunthreaded bore dia.: 0.563" nom.; positioning facility bolt circle dia.: 4.750" nom.; positioning facility qty: 6; positioning hole style: plain; bore counterbore feature: included; keying facility: not included; counterbore location: coupling end; spline lg.: 0.875" nom.; hub od: 3.500" nom.; thread provision: unthreaded; bore lg.: 1.500" nom.; counterbore dep.: 0.156" nom.; counterbore dia.: 3.500" min., 3.501" max.; spline minor dia.: 2.060" min., 2.063" max.

Properties:

Spline Major Diameter
Between 2.382 inches and 2.384 inches
Overall Length
1.500 inches
Outside Diameter
5.750 inches
Spline Quantity
22
Bore Diameter
Between 2.0600 inches and 2.0630 inches
Bore Shape
Splined
Material
Steel
NSN
3010-00-555-9809
Part Number
731B243-1
Description
Coupling Half,shaft
CAGE
81893

A mechanical item used to connect a shaft and the mating member of a flexible or rigid coupling.

Part 731B243-1 NSN 3010-00-555-9809

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
08009
FIIG:
A521X0
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

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
4.4000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

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:
Trailers/Vehicles

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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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