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NSN 2920-00-428-4157, 2920004284157
Cancelled -> Replaced by 2920003714748

Federal Supply Classification
FSC 2920 - Engine Electrical System Components, Nonaircraft
National Item Identification Number
NIIN 004284157
Codification Country
United States
Item Name Code
INC 17311
Criticality
(X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code
(N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.
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DLMS® Summary

National Stock Number 2920-00-428-4157

National Stock Number (NSN) 2920-00-428-4157, or NIIN 004284157, (generator,engine accessory) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 2920003714748.

There are 3 manufacturer part numbers associated with this NSN. 3 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.

This part number has not been procured by the US Government in over 5 years.

This NSN is assigned to Item Name Code (INC) 17311. [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.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 2920004284157 contains an unknown precious metal.

This NSN is associated to Schedule B 8511500000: generators for internal combustion engines, nesoi. The Schedule B End Use is listed as engines and engine parts (carburetors, pistons, rings, and valves.

This information was last updated on .


Technical Characteristics

ERR DEFAULT
(AGAW) ERR DEFAULT
III MAXIMUM OUTPUT CURRENT RATING IN AMPS
(BCGF) 40.0
UNABLE TO DECODE
(AGAW) UNABLE TO DECODE
ARMATURE MINIMUM SPEED IN RPM AT FULL CURRENT OUTPUT
(BCGD) 1070
BOTTOM MOUNTING HOLE DIAMETER
(BCMH) 0.469 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN MOUNTING SLOTS
(AEUD) 3.625 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN TOP MOUNTING SLOT AND BOTTOM MOUNTING HOLE
(BCMJ) 5.875 INCHES NOMINAL
COTTER PIN HOLE
(BCGT) INCLUDED
DISTANCE BETWEEN SHAFT CENTER AND BOTTOM MOUNTING HOLE CENTER
(BCLY) 3.062 INCHES NOMINAL
DISTANCE FROM END TO KEYWAY CENTER
(ANTX) 1.344 INCHES NOMINAL
GROUNDING METHOD
(BCGN) INTERNAL
KEYWAY LENGTH
(AFYS) 0.750 INCHES NOMINAL
KEYWAY WIDTH
(ABRR) 0.156 INCHES NOMINAL
MAXIMUM OUTPUT CURRENT RATING IN AMPS
(BCGF) 40.0
MAXIMUM RATED ARMATURE SPEED IN RPM
(BCND) 6000
MINIMUM CURRENT CUT-IN SPEED IN RPM
(BCGG) 600
MOUNTING STYLE
(ADER) FLANGE MTD W/TWO MTG SLOTS AND ONE MTG HOLE
PILOT DIAMETER
(AAVL) 3.247 INCHES MINIMUM AND 3.249 INCHES MAXIMUM
PILOT HEIGHT
(ADPY) 1.062 INCHES NOMINAL
SECOND STEP DIAMETER
(ABPT) 0.750 INCHES NOMINAL
SHAFT ROTATION DIRECTION
(AKCT) CLOCKWISE OR COUNTERCLOCKWISE
SHAFT DRIVE END STYLE
(BCGS) STRAIGHT SHAFT END, THREADED, W/KEYWAY
SLOT LENGTH
(ABGD) 1.125 INCHES NOMINAL
SLOT WIDTH
(ABGC) 0.500 INCHES NOMINAL
SUBMERSIBILITY
(AHZV) NONSUBMERSIBLE
THREAD DIRECTION
(AAJF) RIGHT-HAND
THREAD CLASS
(CFHL) 2A
THREAD DIAMETER
(AWDP) 0.500 INCHES NOMINAL
THREAD LENGTH
(AASA) 0.782 INCHES NOMINAL
THREAD SERIES
(BZRR) UNF
THREAD QUANTITY PER INCH
(CMLP) 20
UNTHREADED PORTION LENGTH
(ABVA) 1.250 INCHES NOMINAL
VOLTAGE IN VOLTS
(ELEC) 6.0
CENTER TO CENTER DISTANCE BETWEEN MOUNTING SLOTS
(AGAW) 3.625 INCHES NOMINAL

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