Model: 1M7351A

Engine Accessory Generator

Properties:

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
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)
20
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
Part Number
1M7351A
Description
Generator,engine Accessory
CAGE
93343

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 1M7351A NSN 2920-00-391-2989

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:
35.0000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
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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