Model: 297C821-1

Shaft Coupling Half

Special Features:

Counterbore location: coupling end; bore counterbore feature: included; positioning facility qty: 8; positioning facility bolt circle dia.: 4.375" nom.; spline lg.: 1.251" nom.; hub od: 3.500" nom.; bore lg.: 1.813" nom.; recess dep.: 0.062" nom.; recess dia.: 3" nom.; flange thickness: 1/2" nom.; counterbore dep.: 0.562" nom.; counterbore dia.: 2.750" nom.; spline minor dia.: 2.060" min., 2.063" max.

Properties:

Body Style
Multiple positioning holes, recessed face
Spline Major Diameter
Between 2.382 inches and 2.384 inches
Overall Length
1.875 inches
Outside Diameter
5.750 inches
Spline Quantity
22
Bore Shape
Splined
Material
Steel
NSN
3010-00-701-2973
Part Number
297C821-1
Description
Coupling Half,shaft
CAGE
17454

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

Part 297C821-1 NSN 3010-00-701-2973

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:
3.0000lbs
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:
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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