202173A

Engine Accessory Generator

NSN 2920-00-391-2989

DEMIL

Shelf Life

UOM

NIIN

Demil:

Shelf Life:

N/A

UOM:

1 EA

NIIN:

003912989

Detail Specifications

Thread Direction:

Right-hand

Thread Length:

0.720 inches

Furnished Items:

Radio interference shielding and woodruff key

Second Step Diameter:

Between 0.668 inches and 0.669 inches

Keyway Width:

0.125 inches

Unthreaded Portion Length:

Between 1.280 inches and 1.340 inches

Mounting Hole Thread Direction:

Right-hand

Mounting Style:

Bracket mtd w/three mtg holes, top hole threaded

Environmental Protection:

Dustproof and corrosion resistant and fungus resistant

Keyway Length:

0.625 inches

Submersibility:

Nonsubmersible

Shaft Rotation Direction:

Clockwise

Distance From End To Keyway Center:

Between 1.330 inches and 1.390 inches

Thread Diameter:

0.500 inches

Ground Polarity Type:

Negative

Armature Minimum Speed In Rpm At Full Current Output:

1950

Maximum Output Current Rating In Amps:

18.0

Grounding Method:

Internal

Shaft Drive End Style:

Straight shaft end, threaded, w/keyway

Distance Between Shaft Center And Bottom Mounting Hole Center:

3.875 inches

Distance Between Shaft Center And Top Mounting Hole Center:

3.500 inches

Angular Deviation Of First Hole From Top Center In Deg:

180.0

Angular Deviation Of Second Hole From First Hole In Deg:

159.0

Distance Between Inside Surfaces Of Hinge Bracket:

Between 7.243 inches and 7.257 inches

Distance Between Outside Surfaces Of Hinge Bracket:

Between 8.103 inches and 8.197 inches

Bottom Mounting Hole Diameter:

Between 0.447 inches and 0.459 inches

Maximum Rated Armature Speed In Rpm:

4000

Thread Series:

Unf

Thread Class:

Mounting Hole Thread Series Designator:

Unc

Mounting Hole Thread Diameter:

0.375 inches

Mounting Hole Thready Qty Per Inch (tpi):

Mounting Hole Thread Class:

Thready Qty Per Inch (tpi):

Voltage In Volts:

28.0

Test Data Document:

81349-mil-g-12604 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).

Nondefinitive Specification/std Data:

B class and 2 grade and b group

NSN:

2920-00-391-2989

Item Name:

Alternator

Cage Code:

30076

Manufacturer Part Numbers

Part Number

Cage

RNCC

RNVC

RNAAC

Status

MSDS

SADC

Part Number:

1105970

Cage Code:

1LW55

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

1105993

Cage Code:

61928

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

14606

Cage Code:

50309

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

1105970

Cage Code:

24617

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

1105993

Cage Code:

24617

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

MTRC0U2400

Cage Code:

53496

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

53601DS

Cage Code:

44369

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

MS13823-1

Cage Code:

96906

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

1105993

Cage Code:

16764

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

1105970

Cage Code:

16764

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

53601DS

Cage Code:

29510

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

32862

Cage Code:

96046

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

559361

Cage Code:

07464

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

F218M500

Cage Code:

14351

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

250202DS

Cage Code:

28265

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

250651C

Cage Code:

28265

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

53601DS

Cage Code:

28265

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

1M7351A

Cage Code:

93343

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Identification

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

17311

FIIG:

A14700

Concept No.:

App. Key:

Cond. Code:

Status:

Part Materials

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:

35.0000lbs

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:

062120

UFC:

34760

LTL:

RATING VARIABLE

LCL:

WCC:

590

TCC:

SHC:

ACC:

Trailers/Vehicles

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Pricing & Availability

Submit this form for current pricing and availability quote on part number 202173a and/or cross reference parts.

Definition Definition of approved item name (AIN): "Alternator"

A generator primarily designed to be mounted on an internal combustion engine, and to be driven by the engine to keep the battery in a charged condition. May also supply current for the engine ignition system and/or electrical equipment which is connected to the battery circuit. Includes alternating current generators designed for use with a rectifier. Excludes the major generator of "generating sets". For generators specifically designed for aircraft use and not mounted on the engine, see generator, direct current.