Model: A51M20539-11

Rigid Shaft Coupling

Description:

0.066 inches hole diameter, 0.450 inches overall length, 0.1875 inches first end bore diameter, 0.375 inches overall diameter.

Properties:

Hole Diameter

Between 0.066 inches and 0.071 inches

Overall Length

0.450 inches

Bore Diameter

0.1875 inches first end

Bore Diameter

0.1880 inches second end

Overall Diameter

0.375 inches

Bore Length

0.450 inches first end

Bore Shape

Straight first end

Securing Method

Unthreaded hole

Unthreaded Hole Quantity

Body Material

Steel comp 303

Material Specification

Qq-s-764, comp 303, cond a federal specification single material response

Surface Treatment

Passivate

Surface Treatment Specification

Mil-c-5002 military specification single treatment response

Style Designator

Plain sleeve

NSN

3010-00-180-0759

Part Number

A51M20539-11

Description

Coupling,shaft,rigid

CAGE

61174

A device for connecting the ends of two shafts to produce in effect, one piece of rigid shafting so that the rotary motion of one shaft is transmitted to the other shaft. Couplings of the sleeve type must have an over-all length exceeding the outside diameter, or must have an internal spline.

Part A51M20539-11 NSN 3010-00-180-0759

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

13742

FIIG:

A522C0

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:

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:

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