Model: 253-42-026PC27

Flexible Shaft Coupling

Description:

9.687 inches overall length, 9.274 inches outside diameter, 0.4370 inches both ends keyway depth, 4.4990 inches both ends bore diameter.

Special Features:

2 holes on face of couplings 1 in. -8 nc3, 180 degrees apart on a 6-1/4 in. B.C.; 1 in. By 45 degrees chamfer in end of hub

Properties:

Overall Length

9.687 inches

Outside Diameter

Between 9.274 inches and 9.275 inches

Keyway Depth

0.4370 inches both ends

Key Width

0.875 inches both ends and 0.880 inches both ends

Bore Diameter

4.4990 inches both ends and 4.5000 inches both ends

Bore Length

4.8130 inches both ends

Bore Shape

Straight both ends

Design Type

Internal gear

Keying Facility Quantity

1 both ends

Keying Facility Type

Keyway both ends

Features Provided

Keyway and exposed coupling bolt type and floating shaft

Fsc Application Data

Main reduction gear

NSN

3010-00-254-7984

Part Number

253-42-026PC27

Description

Coupling,shaft,flexible

CAGE

80064

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 253-42-026PC27 NSN 3010-00-254-7984

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

04459

FIIG:

A522B0

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:

21.0 X 21.0 X 21.0

Paclk Weight:

277.0000lbs

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:

RATING VARIABLE

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