Model: 21C1538-042

Flexible Shaft Coupling

Properties:

Overall Length

0.750 inches

Outside Diameter

0.500 inches

Thread Size Designator

0.112-40 both ends

Bore Diameter

0.2500 inches both ends

Bore Length

0.2500 inches both ends

Bore Shape

Straight both ends

Furnished Items And Quantity

Setscrew 4

Design Type

Noninsulator spring action

Securing Method

Threaded hole both ends

Threaded Hole Quantity

2 both ends

Threaded Hole Location

Both ends: 0.094 in. From hub end 90 degrees apart

NSN

3010-00-999-0480

Part Number

21C1538-042

Description

Coupling,shaft,flexible

CAGE

07482

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 21C1538-042 NSN 3010-00-999-0480

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:

Paclk Weight:

0.1000lbs

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:

197339

UFC:

96710

LTL:

65.0

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