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

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:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

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:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

126880

UFC:

64300

LTL:

RATING VARIABLE

LCL:

WCC:

593

TCC:

SHC:

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