Model: 251639C91

Engine Accessory Generator

Properties:

Thread Direction
Right-hand
Thread Length
0.781 inches
Furnished Items
Bolt and lockwasher and woodruff key
Second Step Diameter
0.874 inches
Keyway Width
0.156 inches
Unthreaded Portion Length
1.320 inches
Mounting Hole Thread Direction
Right-hand
Mounting Style
Bracket mtd w/three mtg holes, top hole threaded
Environmental Protection
Corrosion resistant
Keyway Length
0.750 inches
Submersibility
Nonsubmersible
Shaft Rotation Direction
Clockwise or counterclockwise
Distance From End To Keyway Center
1.726 inches
Thread Diameter
0.625 inches
Ground Polarity Type
Negative
Maximum Output Current Rating In Amps
60.0
Grounding Method
Internal
Shaft Drive End Style
Straight shaft end, threaded, w/keyway
Distance Between Shaft Center And Bottom Mounting Hole Center
Between 3.740 inches and 3.760 inches
Distance Between Shaft Center And Top Mounting Hole Center
3.750 inches
Angular Deviation Of First Hole From Top Center In Deg
0.0
Angular Deviation Of Second Hole From First Hole In Deg
180.0
Distance Between Inside Surfaces Of Hinge Bracket
Between 7.180 inches and 7.260 inches
Distance Between Outside Surfaces Of Hinge Bracket
Between 8.480 inches and 8.560 inches
Bottom Mounting Hole Diameter
Between 0.451 inches and 0.463 inches
Thread Series
Unf
Thread Class
2a
Mounting Hole Thread Series Designator
Unc
Mounting Hole Thread Diameter
0.375 inches
Mounting Hole Thready Qty Per Inch (tpi)
16
Mounting Hole Thread Class
2b
Thready Qty Per Inch (tpi)
18
Voltage In Volts
24.0
NSN
2920-00-999-6572
Part Number
251639C91
Description
Generator,engine Accessory
CAGE
89346

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 251639C91 NSN 2920-00-999-6572

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:
44.0000lbs
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:
593
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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