Model: B-78403A1

Engine Accessory Generator

Properties:

Thread Direction
Right-hand
Thread Length
0.530 inches
Pilot Diameter
2.000 inches
Second Step Diameter
0.625 inches
Keyway Width
0.125 inches
Unthreaded Portion Length
1.000 inches
Mounting Hole Thread Direction
Right-hand
Mounting Style
Flange mtd w/two mtg holes, top hole threaded
Pilot Height
0.313 inches
Keyway Length
0.535 inches
Submersibility
Nonsubmersible
Shaft Rotation Direction
Clockwise
Distance From End To Keyway Center
0.812 inches
Thread Diameter
0.625 inches
Ground Polarity Type
Negative
Rectifier Location
Integral
Shaft Drive End Style
Straight shaft end, threaded, w/keyway
Distance Between Shaft Center And Bottom Mounting Hole Center
3.156 inches
Distance Between Shaft Center And Top Mounting Hole Center
3.156 inches
Angular Deviation Of First Hole From Top Center In Deg
0.0
Angular Deviation Of Second Hole From First Hole In Deg
0.0
Bottom Mounting Hole Diameter
0.375 inches
Thread Series
Unf
Thread Class
2a
Mounting Hole Thread Series Designator
Unc
Mounting Hole Thread Diameter
0.313 inches
Mounting Hole Thready Qty Per Inch (tpi)
18
Mounting Hole Thread Class
2b
Thready Qty Per Inch (tpi)
18
Voltage In Volts
12.0
NSN
2920-01-080-0622
Part Number
B-78403A1
Description
Generator,engine Accessory
CAGE
88907

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.

Part B-78403A1 NSN 2920-01-080-0622

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
17311
FIIG:
A14700
Concept No.:
1
App. Key:
A
Cond. Code:
2
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
U
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
9.5000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
062120
UFC:
34760
LTL:
RATING VARIABLE
LCL:
--
WCC:
590
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Hours: 08:00-18:00 Eastern Standard Time
Phone: +1 470-231-0824
Email: Contact Form »
Schedule B and Export
  • Schedule B: 8511500000
  • SITC: 77831
  • End Use: Engines and engine parts (carburetors, pistons, rings, and valves)
  • NAICS: 336320
  • USDA: 1

Freight Class: Generators for internal combustion engines, nesoi

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