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NSN 2920-00-788-9946, 2920007889946
Cancelled -> Replaced by 2920009380309

Federal Supply Classification
FSC 2920 - Engine Electrical System Components, Nonaircraft
National Item Identification Number
NIIN 007889946
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 2920-00-788-9946

National Stock Number (NSN) 2920-00-788-9946, or NIIN 007889946, (generator,engine accessory) was assigned January 1, 1960 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 7 stock numbers. Five of the National Stock Numbers that it replaces are: 2920008484203, 2920009380309, 2920008486545, 2920007287526, 2920000733450.

There are 12 manufacturer part numbers associated with this NSN. 10 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 8 suppliers. Today, 4 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 suppliers are 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 2920007889946 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 INSIDE SURFACES OF HINGE BRACKET
(BCMD) 7.115 INCHES MINIMUM AND 7.139 INCHES MAXIMUM
DISTANCE BETWEEN OUTSIDE SURFACES OF HINGE BRACKET
(BCMF) 7.875 INCHES MINIMUM AND 8.019 INCHES MAXIMUM
DISTANCE BETWEEN SHAFT CENTER AND BOTTOM MOUNTING HOLE CENTER
(BCLY) 3.052 INCHES MINIMUM AND 3.072 INCHES MAXIMUM
DISTANCE BETWEEN SHAFT CENTER AND TOP MOUNTING HOLE CENTER
(BCLZ) 3.030 INCHES MINIMUM AND 3.090 INCHES MAXIMUM
DISTANCE FROM END TO KEYWAY CENTER
(ANTX) 0.900 INCHES NOMINAL
ANGULAR DEVIATION OF FIRST HOLE FROM TOP CENTER IN DEG
(BCMB) 193.0
ANGULAR DEVIATION OF SECOND HOLE FROM FIRST HOLE IN DEG
(BCMC) 164.0
ARMATURE MINIMUM SPEED IN RPM AT FULL CURRENT OUTPUT
(BCGD) 2630
BOTTOM MOUNTING HOLE DIAMETER
(BCMH) 0.310 INCHES MINIMUM AND 0.370 INCHES MAXIMUM
FURNISHED ITEMS
(ABFF) WOODRUFF KEY
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) 35.0
MOUNTING HOLE THREAD CLASS
(CMLN) 2B
MOUNTING HOLE THREAD DIAMETER
(CMLL) 0.312 INCHES NOMINAL
MOUNTING HOLE THREAD DIRECTION
(ACJC) RIGHT-HAND
MOUNTING HOLE THREAD QUANTITY PER INCH
(CMLM) 18
MOUNTING HOLE THREAD SERIES DESIGNATOR
(CMLK) UNC
MOUNTING STYLE
(ADER) BRACKET MTD W/THREE MTG HOLES, TOP HOLE THREADED
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 CLASS
(CFHL) 2A
THREAD DIAMETER
(AWDP) 0.669 INCHES NOMINAL
THREAD DIRECTION
(AAJF) RIGHT-HAND
THREAD LENGTH
(AASA) 0.430 INCHES MINIMUM AND 0.580 INCHES MAXIMUM
THREAD PITCH DIAMETERS
(AAJE) +0.6324 TO 0.6365 INCHES
THREAD SERIES
(BZRR) UNS
THREAD QUANTITY PER INCH
(CMLP) 20
UNTHREADED PORTION LENGTH
(ABVA) 0.750 INCHES MINIMUM AND 0.840 INCHES MAXIMUM
VOLTAGE IN VOLTS
(ELEC) 12.0
SUBMERSIBILITY
(AHZV) NONSUBMERSIBLE
III MAXIMUM OUTPUT CURRENT RATING IN AMPS
(BCGF) 35.0
THREAD PITCH DIAMETERS
(AAJE) +0.6324/+0.6365 INCHES

Manufacturer Part Numbers

1102034

RNCC
5
RNVC
9
1102034

RNCC
5
RNVC
9
1102034

RNCC
5
RNVC
9
1102034

RNCC
5
RNVC
9
1102034

RNCC
5
RNVC
2
1102044

RNCC
5
RNVC
9
1102044

RNCC
5
RNVC
2
1102059

RNCC
5
RNVC
9
1102059

RNCC
5
RNVC
2
1102120

RNCC
5
RNVC
9
1102120

RNCC
5
RNVC
2
1102191

RNCC
5
RNVC
9
1102191

RNCC
5
RNVC
9
1102191

RNCC
5
RNVC
2
1102210

RNCC
5
RNVC
9
1102210

RNCC
5
RNVC
9
1102210

RNCC
3
RNVC
2
1102210

RNCC
5
RNVC
9
1102210

RNCC
5
RNVC
9
1102210

RNCC
5
RNVC
9
1102210

RNCC
5
RNVC
2
216533R3

RNCC
5
RNVC
2
216842R92

RNCC
5
RNVC
9
216842R92

RNCC
5
RNVC
9
226995R91

RNCC
5
RNVC
9
226995R91

RNCC
5
RNVC
2
227120R91

RNCC
5
RNVC
9
227120R91

RNCC
5
RNVC
2
305107R91

RNCC
5
RNVC
9
305107R91

RNCC
5
RNVC
2
702230C91

RNCC
5
RNVC
2

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