Product Details | POWER TRANSFORMER

5950-00-646-3519 A transformer consisting of one or more primary winding(s) and one or more secondary winding(s). It may be designed for direct connection to an alternating current source for purposes of changing the secondary volts and amperes or designed to eliminate metallic interconnection between circuits in an overall one to one voltage ratio, with or without additional output windings, or items designed to automatically maintain a constant output voltage within specified limits under varying input or load conditions. Also includes items having a provision for mechanically changing the turns ratio or inductive coupling in progressive increments by means of voltage taps, ratio adjuster, or devices oe similar design. For transformers having winding(s) common to both input and output circuits, see TRANSFORMER (1), POWER, AUTOTRANSFORMER. Excludes TRANSFORMER (1), PULSE.20259500022Coils and Transformers61200044Transformers: Distribution and Power Station

Part Alternates: LO3P2, LO-3P2 , QR189, 011866, 01-1866, 0WT711, 12461, 12C9024, 695274, 6952741, 695274-1, 9500281000, 950-0281-000, 5950-00-646-3519, 00-646-3519, 5950006463519, 006463519

Electrical and Electronic Equipment Components | Coils and Transformers

Supply Group (FSG) NSN Assign. NIIN
59 01 JAN 1963 00-646-3519

Demand History | NSN 5950-00-646-3519

Part Number Request Date QTY Origin
5950-00-646-3519 2025-10-275 4 US
01-1866 2025-09-272 4 DIBBS
12461 2025-09-272 4 DIBBS
12C9024 2025-09-272 4 DIBBS
695274 2025-09-272 4 DIBBS
LO-3P2 2025-09-272 4 DIBBS
01-1866 2025-09-261 4 DIBBS
12461 2025-09-261 4 DIBBS
12C9024 2025-09-261 4 DIBBS
695274 2025-09-261 4 DIBBS
LO-3P2 2025-09-261 4 DIBBS
01-1866 2025-07-198 5 DIBBS
12461 2025-07-198 5 DIBBS
12C9024 2025-07-198 5 DIBBS
695274 2025-07-198 5 DIBBS
LO-3P2 2025-07-198 5 DIBBS
5950-00-646-3519 2025-03-71 1 Canada
01-1866 2024-05-122 4 DIBBS
12461 2024-05-122 4 DIBBS
12C9024 2024-05-122 4 DIBBS
695274 2024-05-122 4 DIBBS
LO-3P2 2024-05-122 4 DIBBS
01-1866 2024-04-121 4 DIBBS
12461 2024-04-121 4 DIBBS
12C9024 2024-04-121 4 DIBBS
695274 2024-04-121 4 DIBBS
LO-3P2 2024-04-121 4 DIBBS
01-1866 2024-04-117 4 DIBBS
12461 2024-04-117 4 DIBBS
12C9024 2024-04-117 4 DIBBS
695274 2024-04-117 4 DIBBS
LO-3P2 2024-04-117 4 DIBBS
01-1866 2024-04-116 4 DIBBS
12461 2024-04-116 4 DIBBS
12C9024 2024-04-116 4 DIBBS
695274 2024-04-116 4 DIBBS
LO-3P2 2024-04-116 4 DIBBS
01-1866 2024-04-113 4 DIBBS
12461 2024-04-113 4 DIBBS
12C9024 2024-04-113 4 DIBBS
695274 2024-04-113 4 DIBBS
LO-3P2 2024-04-113 4 DIBBS
01-1866 2024-04-102 4 DIBBS
12461 2024-04-102 4 DIBBS
12C9024 2024-04-102 4 DIBBS
695274 2024-04-102 4 DIBBS
LO-3P2 2024-04-102 4 DIBBS
5950-00-646-3519 2023-11-311 2 US
LO3P2 2023-08-229 5 US
01-1866 2022-03-90 10 DIBBS
12461 2022-03-90 10 DIBBS
12C9024 2022-03-90 10 DIBBS
695274 2022-03-90 10 DIBBS
LO-3P2 2022-03-90 10 DIBBS
QR189 2022-03-90 10 DIBBS
01-1866 2021-02-46 1 DIBBS
12461 2021-02-46 1 DIBBS
12C9024 2021-02-46 1 DIBBS
695274 2021-02-46 1 DIBBS
LO-3P2 2021-02-46 1 DIBBS
QR189 2021-02-46 1 DIBBS
01-1866 2020-12-338 3 DIBBS
12461 2020-12-338 3 DIBBS
12C9024 2020-12-338 3 DIBBS
695274 2020-12-338 3 DIBBS
LO-3P2 2020-12-338 3 DIBBS
QR189 2020-12-338 3 DIBBS
01-1866 2020-11-307 1 DIBBS
12461 2020-11-307 1 DIBBS
12C9024 2020-11-307 1 DIBBS
695274 2020-11-307 1 DIBBS
LO-3P2 2020-11-307 1 DIBBS
QR189 2020-11-307 1 DIBBS
01-1866 2020-10-294 1 DIBBS
12461 2020-10-294 1 DIBBS
12C9024 2020-10-294 1 DIBBS
695274 2020-10-294 1 DIBBS
LO-3P2 2020-10-294 1 DIBBS
QR189 2020-10-294 1 DIBBS
01-1866 2020-09-272 11 DIBBS
12461 2020-09-272 11 DIBBS
12C9024 2020-09-272 11 DIBBS
695274 2020-09-272 11 DIBBS
LO-3P2 2020-09-272 11 DIBBS
QR189 2020-09-272 11 DIBBS
01-1866 2020-09-257 11 DIBBS
12461 2020-09-257 11 DIBBS
12C9024 2020-09-257 11 DIBBS
695274 2020-09-257 11 DIBBS
LO-3P2 2020-09-257 11 DIBBS
QR189 2020-09-257 11 DIBBS
01-1866 2019-11-317 6 DIBBS
12461 2019-11-317 6 DIBBS
12C9024 2019-11-317 6 DIBBS
695274 2019-11-317 6 DIBBS
LO-3P2 2019-11-317 6 DIBBS
QR189 2019-11-317 6 DIBBS
01-1866 2019-09-269 3 DIBBS
12461 2019-09-269 3 DIBBS
12C9024 2019-09-269 3 DIBBS
695274 2019-09-269 3 DIBBS
LO-3P2 2019-09-269 3 DIBBS
QR189 2019-09-269 3 DIBBS
01-1866 2019-07-199 6 DIBBS
12461 2019-07-199 6 DIBBS
12C9024 2019-07-199 6 DIBBS
695274 2019-07-199 6 DIBBS
LO-3P2 2019-07-199 6 DIBBS
QR189 2019-07-199 6 DIBBS
01-1866 2019-06-169 4 DIBBS
12461 2019-06-169 4 DIBBS
12C9024 2019-06-169 4 DIBBS
695274 2019-06-169 4 DIBBS
LO-3P2 2019-06-169 4 DIBBS
QR189 2019-06-169 4 DIBBS
01-1866 2019-04-101 2 DIBBS
12461 2019-04-101 2 DIBBS
12C9024 2019-04-101 2 DIBBS
695274 2019-04-101 2 DIBBS
LO-3P2 2019-04-101 2 DIBBS
QR189 2019-04-101 2 DIBBS
12461 2019-01-14 10 Singapore
12461 2019-01-14 10 Singapore
5950-00-646-3519 2018-12-361 3 DIBBS
5950-00-646-3519 2018-12-347 3 DIBBS
5950-00-646-3519 2018-11-331 2 DIBBS
5950-00-646-3519 2018-10-291 2 DIBBS
5950-00-646-3519 2018-09-263 6 DIBBS
5950-00-646-3519 2018-08-221 2 DIBBS
5950-00-646-3519 2018-06-158 2 DIBBS
5950-00-646-3519 2018-02-53 2 DIBBS
5950-00-646-3519 2017-11-334 2 DIBBS
5950-00-646-3519 2017-08-220 5 DIBBS
5950-00-646-3519 2017-06-173 4 DIBBS
5950-00-646-3519 2017-02-55 2 DIBBS
5950-00-646-3519 2017-02-43 2 DIBBS
5950-00-646-3519 2017-01-23 2 DIBBS
5950-00-646-3519 2017-01-12 2 DIBBS
5950-00-646-3519 2016-06-154 3 DIBBS
5950-00-646-3519 2016-01-03 4 DIBBS
5950-00-646-3519 2015-10-277 4 DIBBS
5950-00-646-3519 2015-08-214 8 DIBBS
5950-00-646-3519 2014-12-338 3 DIBBS
5950-00-646-3519 2014-10-299 2 DIBBS
5950-00-646-3519 2014-10-281 3 DIBBS
5950-00-646-3519 2014-04-111 5 DIBBS
5950-00-646-3519 2014-04-99 5 DIBBS
5950-00-646-3519 2013-11-331 5 DIBBS
5950-00-646-3519 2013-09-266 5 DIBBS
5950-00-646-3519 2012-06-156 3 DIBBS
5950-00-646-3519 2012-06-156 5 DIBBS
5950-00-646-3519 2012-06-156 7 DIBBS
5950-00-646-3519 2012-05-136 3 DIBBS
5950-00-646-3519 2012-03-68 2 DIBBS
5950-00-646-3519 2009-11-334 6 DIBBS
5950-00-646-3519 2009-09-251 2 DIBBS
5950-00-646-3519 2009-06-180 10 DIBBS
LO3P2 2009-06-168 53 us
5950-00-646-3519 2009-06-168 53 us
5950-00-646-3519 2007-12-355 1 United Kingdom
5950-00-646-3519 2007-06-166 9 DIBBS
5950-00-646-3519 2007-03-80 2 DIBBS
5950-00-646-3519 2007-03-72 2 DIBBS

Cross Reference | NSN 5950-00-646-3519

Part Number Cage Code Manufacturer
01-1866 99872 ENTRON INDUSTRIES LIMITED PARTNERSHIP
0WT711 93615 PERMOFLUX CORP
12461 53854 MAGNESPEC, INC.
12461 76493 BELL INDUSTRIES INC J W MILLER MAGNETICS DIV
12C9024 79500 WESTINGHOUSE ELECTRIC CORP
695274 98897 LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN AERONAUTICS
695274-1 98897 LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN AERONAUTICS
950-0281-000 27777 L-3 COMMUNICATIONS CORPORATION DBA WARRIOR SYSTEMS DIVISION
LO-3P2 20950 ESPEY MFG. & ELECTRONICS CORP.
LO-3P2 98675 ESPEY MFG. & ELECTRONICS CORP.
QR189 50638 NORTHLAKE ENGINEERING, INC.

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Technical Data | NSN 5950-00-646-3519

Characteristic Specifications
TERMINAL TYPE AND QUANTITY 21 THREADED STUD
(NON-CORE DATA) WINDING TAP LOCATION MULTIPLE TAPS W/O CENTER TAP SINGLE COMPONENT ALL SECONDARY
WINDING OPERATING VOLTAGE 200.00 AC VOLTS NOMINAL SINGLE COMPONENT ALL PRIMARY 115.00 AC VOLTS NOMINAL AND 210.00 AC VOLTS NOMINAL AND 330.00 AC VOLTS NOMINAL SINGLE COMPONENT ALL SECONDARY
WINDING OPERATING CURRENT 35.0 AMPERES AC MAXIMUM AND 21.0 AMPERES AC MAXIMUM AND 12.0 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
WINDING POWER RATING 7.6 K1LOVOLT-AMPERES SINGLE COMPONENT ALL SECONDARY
FREQUENCY RATING 400.0 HERTZ NOMINAL SINGLE COMPONENT
WINDING SHIELDING METHOD EXTERNAL INCLOSURE SINGLE COMPONENT
WINDING FUNCTION AND QUANTITY 3 PRIMARY AND 3 SECONDARY SINGLE COMPONENT
INPUT-OUTPUT PHASE RELATIONSHIP THREE PHASE TO THREE PHASE SINGLE COMPONENT
MOUNTING METHOD BRACKET SINGLE GROUP
MOUNTING FACILITY QUANTITY 4 SINGLE GROUP
MOUNTING HOLE DIAMETER 0.281 INCHES NOMINAL SINGLE GROUP
INCLOSURE TYPE OPEN
BODY LENGTH 6.813 INCHES NOMINAL
BODY HEIGHT 7.438 INCHES NOMINAL
BODY WIDTH 4.813 INCHES NOMINAL
SPECIAL FEATURES WEAPON SYSTEM ESSENTIAL
CRITICALITY CODE JUSTIFICATION FEAT

Restrictions/Controls & Freight Information | NSN 5950-00-646-3519

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodePThere is no information in the HMIS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:YThe item does not have a nuclear hardened feature but does have other critical feature(s) such as tolerance, fit restriction or application.
Category Code Description
NMF Description 063420 TRANSFORMERS,NOI,OR TRANSFORMER PAR
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 595 unknown
Originating Activity Code XX
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity H Signal Corps supplies and equipment, including radio equipment and supplies, communications equipment and supplies, electrical equipment and supplies, etc.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 5950-00-646-3519

Category Code Description
Budget Code9 General Support DIV57X4921.070:Air Force decentrally managed expense items (ERRC XB3, XF-3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors.
Materiel Management Aggregation CodeEHSX:ELECTRONIC COMPONENTS
Price ValidationN The current standard price in Catalog Management Data (CMD) has not analyzed or coded for LP/LM.
  • The price has not been analyzed or reviewed for accuracy.
  • ZOP or Standard price challenges are permissible, but must be supported with adequate justification. However, if coded for Local Purchase (LP) or Fabrication/Manufacture as indicated with an (LM) Acquisition Advice Code of ?L? or?F?,the case must be evaluated locally where purchased or fabricated.
Fund CodeSFStock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityPStock Fund (except Munitions)
Acquisition Advice CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each
Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each