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NSN 2920-00-444-7100, 2920004447100
GENERATOR,ENGINE ACCESSORY

Federal Supply Classification
FSC 2920 - Engine Electrical System Components, Nonaircraft
National Item Identification Number
NIIN 004447100
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 2920-00-444-7100

National Stock Number (NSN) 2920-00-444-7100, or NIIN 004447100, (generator,engine accessory) was assigned December 21, 1970 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 7 manufacturer part numbers associated with this NSN. 6 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 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. ISO Group has several sources of supply for this NSN.

This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Sep 14, 2009. There has been one contract issued for this part number, with one award given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPM7L509M3414. The total value of the awarded contracts has been US$ 995.04.

This NSN is somewhat common among different platforms, belonging to 5 different weapons systems.

There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jan 01, 2013, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The data or the rights to use the data needed to purchase this part from additional sources are not owned by the Government and it has been determined that it is uneconomical to purchase them. Valid AMCs: 1, 2, 3, 4 and 5.

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 2920004447100 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

DISTANCE BETWEEN SHAFT CENTER AND BOTTOM MOUNTING HOLE CENTER
(BCLY) 3.500 INCHES NOMINAL
DISTANCE FROM END TO KEYWAY CENTER
(ANTX) 0.812 INCHES NOMINAL
BOTTOM MOUNTING HOLE DIAMETER
(BCMH) 0.500 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG WIDTH
(ADFX) 1.688 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN TOP MOUNTING SLOT AND BOTTOM MOUNTING HOLE
(BCMJ) 6.250 INCHES NOMINAL
FURNISHED ITEMS
(ABFF) WOODRUFF KEY AND NUT AND BUSHING PACKAGE AND FAN PULLEY
GROUND POLARITY TYPE
(AXHX) NEGATIVE
GROUNDING METHOD
(BCGN) INTERNAL
KEYWAY LENGTH
(AFYS) 0.500 INCHES NOMINAL
KEYWAY WIDTH
(ABRR) 0.125 INCHES NOMINAL
MAXIMUM OUTPUT CURRENT RATING IN AMPS
(BCGF) 55.0
MOUNTING HOLE THREAD CLASS
(CMLN) 2B
MOUNTING HOLE THREAD DIAMETER
(CMLL) 0.250 INCHES NOMINAL
MOUNTING HOLE THREAD DIRECTION
(ACJC) RIGHT-HAND
MOUNTING HOLE THREAD QUANTITY PER INCH
(CMLM) 20
MOUNTING HOLE THREAD SERIES DESIGNATOR
(CMLK) UNC
SECOND STEP DIAMETER
(ABPT) 0.625 INCHES NOMINAL
SHAFT DRIVE END STYLE
(BCGS) STRAIGHT SHAFT END, THREADED, W/KEYWAY
SHAFT ROTATION DIRECTION
(AKCT) CLOCKWISE OR COUNTERCLOCKWISE
PILOT DIAMETER
(AAVL) 2.000 INCHES NOMINAL
PILOT HEIGHT
(ADPY) 0.312 INCHES NOMINAL
RECTIFIER LOCATION
(BCGM) INTEGRAL
SPECIAL FEATURES
(FEAT) END ITEM: GRUMMAN AIRCRAFT,MODEL A10
THREAD CLASS
(CFHL) 2A
THREAD DIAMETER
(AWDP) 0.625 INCHES NOMINAL
THREAD DIRECTION
(AAJF) RIGHT-HAND
THREAD LENGTH
(AASA) 0.406 INCHES NOMINAL
THREAD SERIES
(BZRR) UNF
THREAD QUANTITY PER INCH
(CMLP) 18
TOP MOUNTING HOLE DIAMETER
(BCMG) 0.250 INCHES NOMINAL
UNTHREADED PORTION LENGTH
(ABVA) 1.094 INCHES NOMINAL
VOLTAGE IN VOLTS
(ELEC) 12.0
SUBMERSIBILITY
(AHZV) NONSUBMERSIBLE
III MAXIMUM OUTPUT CURRENT RATING IN AMPS
(BCGF) 55.0

Manufacturer Part Numbers

10203

RNCC
3
RNVC
2
10203

RNCC
5
RNVC
9
110656

RNCC
5
RNVC
2
65356

RNCC
5
RNVC
9
70D44852B17

RNCC
5
RNVC
9
8MA2004K

RNCC
5
RNVC
9
8MA2004KS

RNCC
5
RNVC
9
8MR2199KS

RNCC
5
RNVC
9

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