Model: 421912-1

Rigid Shaft Coupling

Special Features:

Between width: 0.625 in. And 0.627 in. ; height: 0.625 in. And 0.627 in.

Properties:

Hole Diameter

Between 0.1560 inches and 0.1600 inches

Overall Length

5.500 inches

Bore Diameter

0.7510 inches first end and 0.7530 inches first end

Overall Diameter

1.500 inches

Bore Length

4.6250 inches first end

Bore Shape

Straight first end

Securing Method

Unthreaded hole

Unthreaded Hole Quantity

Body Material

Steel

Material Specification

Qq-s-634, class 1018, cond cf federal specification single material response

Surface Treatment

Cadmium

Surface Treatment Specification

Qq-p-416, class 2, type 1 federal specification single treatment response

Style Designator

Plain sleeve

NSN

3010-01-022-8767

Part Number

421912-1

Description

Coupling,shaft,rigid

CAGE

80020

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 421912-1 NSN 3010-01-022-8767

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:

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