Model: 758

Tachometer Generator

Properties:

Overall Height

2.820 inches

Overall Length

4.590 inches

Overall Width

2.820 inches

Electrical Resistance

100.0 ohms

Shaft Diameter

0.1880 inches single end

Current Type

Ac output

Mounting Method

Swivel nut coupling

Excitor Type

Self-excited

Accuracy Range In Percent

-1.0/+1.0

Calibration Speed In Rpm

1000.0

Calibration Voltage Output Type In Volts

10.0 ac

Features Provided

Horizontal mounting position and vertical mounting position

Length Of Shaft From Housing

0.470 inches single end

Rotor Speed Rating In Rpm

500.0 single full load and 5000.0 low full load

Current Rating In Amps

0.500 single output

Shaft End Characteristic

A11 single style single end

Terminal Type And Quantity

1 threaded stud

NSN

6680-00-531-4610

Part Number

758

Description

Generator,tachometer

CAGE

65092

A generator consisting of a series of mounted coils surrounding a rotating permanent magnet or a permanent magnet and a rotating armature. The voltage output is directly proportional to the speed of rotation of the shaft. When used with an associated indicator, transmits such data as revolutions per minute, speed of travel, and the like. May also be used in servomechanism loops as a system stabilizer. Excludes rotary inverters, rotary converters, motor generators, dynamotors, generator sets, synchros, frequency or phase changers, and engine accessory generators.

Part 758 NSN 6680-00-531-4610

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

20241

FIIG:

A271A0

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:

062120

UFC:

34760

LTL:

RATING VARIABLE

LCL:

WCC:

657

TCC:

SHC:

ACC:

Instruments/Radio

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Schedule B and Export

Schedule B: 9029205000
SITC: 87325
End Use: Other parts and accessories of vehicles
NAICS: 334514
USDA: 1

Freight Class: Speedometers and tachometers, not for use in civil aircraft