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NSN 2920-00-976-7993, 2920009767993
Cancelled -> Replaced by 2920004104542

Federal Supply Classification
FSC 2920 - Engine Electrical System Components, Nonaircraft
National Item Identification Number
NIIN 009767993
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.
Availability: Readily Available Qualified Suppliers: Currently qualifying suppliers

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DLMS® Summary

National Stock Number 2920-00-976-7993

National Stock Number (NSN) 2920-00-976-7993, or NIIN 009767993, (generator,engine accessory) was assigned October 7, 1966 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 2920004104542.

There are 2 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 5 suppliers. Today, 3 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 unique to one weapons system.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Sep 02, 2005, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) 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 2920009767993 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

III MAXIMUM OUTPUT CURRENT RATING IN AMPS
(BCGF) 18.0
ANGULAR DEVIATION OF SECOND HOLE FROM FIRST HOLE IN DEG
(BCMC) 159.0
THREAD PITCH DIAMETERS
(AAJE) +0.6324/+0.6365 INCHES
DISTANCE BETWEEN INSIDE SURFACES OF HINGE BRACKET
(BCMD) 7.243 INCHES MINIMUM AND 7.257 INCHES MAXIMUM
DISTANCE BETWEEN OUTSIDE SURFACES OF HINGE BRACKET
(BCMF) 8.063 INCHES MINIMUM AND 8.197 INCHES MAXIMUM
DISTANCE BETWEEN SHAFT CENTER AND BOTTOM MOUNTING HOLE CENTER
(BCLY) 3.470 INCHES MINIMUM AND 3.530 INCHES MAXIMUM
DISTANCE BETWEEN SHAFT CENTER AND TOP MOUNTING HOLE CENTER
(BCLZ) 3.865 INCHES MINIMUM AND 3.885 INCHES MAXIMUM
DISTANCE FROM END TO KEYWAY CENTER
(ANTX) 1.145 INCHES NOMINAL
ANGULAR DEVIATION OF FIRST HOLE FROM TOP CENTER IN DEG
(BCMB) 13.0
ANGULAR DEVIATION OF SECOND HOLE FROM FIRST HOLE IN DEG
(BCMC) 159.0159.0
ARMATURE MINIMUM SPEED IN RPM AT FULL CURRENT OUTPUT
(BCGD) 19001900
FURNISHED ITEMS
(ABFF) WOODRUFF KEY
FSC APPLICATION DATA
(ZZZV) ENGINE ELECTRICAL SYSTEM,NONAIRCRAFT
GROUND POLARITY TYPE
(AXHX) NEGATIVE OR POSITIVE
GROUNDING METHOD
(BCGN) EXTERNAL
KEYWAY LENGTH
(AFYS) 0.625 INCHES NOMINAL
KEYWAY WIDTH
(ABRR) 0.125 INCHES NOMINAL
MAXIMUM OUTPUT CURRENT RATING IN AMPS
(BCGF) 18.0
MOUNTING HOLE THREAD CLASS
(CMLN) 2B
MOUNTING HOLE THREAD DIAMETER
(CMLL) 0.375 INCHES NOMINAL
MOUNTING HOLE THREAD DIRECTION
(ACJC) RIGHT-HAND
MOUNTING HOLE THREAD QUANTITY PER INCH
(CMLM) 16
MOUNTING HOLE THREAD SERIES DESIGNATOR
(CMLK) UNC
SECOND STEP DIAMETER
(ABPT) 0.6684 INCHES MINIMUM AND 0.669 INCHES MAXIMUM
SHAFT DRIVE END STYLE
(BCGS) STRAIGHT SHAFT END, THREADED, W/KEYWAY
SHAFT ROTATION DIRECTION
(AKCT) CLOCKWISE
THREAD DIAMETER
(AWDP) 0.669 INCHES NOMINAL
THREAD DIRECTION
(AAJF) RIGHT-HAND
THREAD LENGTH
(AASA) 0.490 INCHES NOMINAL
THREAD PITCH DIAMETERS
(AAJE) +0.6324 TO 0.6365 INCHES
THREAD SERIES
(BZRR) UNS
THREAD QUANTITY PER INCH
(CMLP) 20
TOP MOUNTING HOLE DIAMETER
(BCMG) 0.470 INCHES MINIMUM AND 0.530 INCHES MAXIMUM
UNTHREADED PORTION LENGTH
(ABVA) 1.250 INCHES MINIMUM AND 1.340 INCHES MAXIMUM
VOLTAGE IN VOLTS
(ELEC) 24.0
SUBMERSIBILITY
(AHZV) NONSUBMERSIBLE
MAXIMUM OPERATING ALTITUDE RATING
(AKAE) NOT RATED
ARMATURE MINIMUM SPEED IN RPM AT FULL CURRENT OUTPUT
(BCGD) 1900
MAXIMUM RATED ARMATURE SPEED IN RPM
(BCND) NOT RATED

Manufacturer Part Numbers

4L2113

RNCC
5
RNVC
9
1105214

RNCC
3
RNVC
2
1105214

RNCC
5
RNVC
9
4L2113

RNCC
5
RNVC
9
1105214

RNCC
5
RNVC
9

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