The Transformer,power, cataloged under National Stock Number 5950-00-681-1837, is classified within Federal Supply Class 5950 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is J F C Electronics Inc. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-00-681-1837 |
| Primary Part Number | 1837 |
| Item Name | Transformer,power |
| FSC / FSG | 5950 / 59 — No Item Name Available |
| Manufacturer | J F C Electronics Inc |
| Status | ACTIVE |
| Mounting Facility Quantity | 4 SINGLE GROUP |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 60.0 HERTZ NOMINAL SINGLE COMPONENT |
| Nominal Thread Size | 0.190 INCHES SINGLE GROUP IN |
| Terminal Type and Quantity | 10 SOLDER STUD |
| Winding Operating Current | 125.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT THIRD SECONDARY |
| Body Length | 4.312 INCHES NOMINAL IN |
| Winding Operating Voltage | 300.00 AC VOLTS NOMINAL SINGLE COMPONENT ALL SECONDARY |
| Mounting Method | THREADED STUD(S) SINGLE GROUP |
| Body Height | 5.062 INCHES NOMINAL IN |
| Body Width | 3.688 INCHES NOMINAL IN |
| Winding Function and Quantity | 1 PRIMARY AND 4 SECONDARY SINGLE COMPONENT |
| Winding Operating Voltage | 117.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 2.688 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Input-Output Phase Relationship | SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 3.312 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Inclosure Type | HERMETICALLY SEALED |
| Thread Quantity Per Inch | 32 SINGLE GROUP |
| Thread Series Designator | UNF SINGLE GROUP |
| Winding Shielding Method | INTERNAL SHIELD GROUNDED TO INCLOSURE SINGLE COMPONENT |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5950-00-681-1837 is a Transformer,power, manufactured by J F C Electronics Inc, classified under FSC 5950 (No Item Name Available). Status: active.
NSN 5950-00-681-1837 has 2 cross-referenced part numbers: 1837 (J F C Electronics Inc), 820928 (L3 Aviation Products, Inc. Dba L3 Technologies).
There are 12 known substitutes for 5950-00-681-1837: 4820-00-036-1773, 5935-00-061-9309, 3110-00-156-3471 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 1837: Mounting Facility Quantity: 4 SINGLE GROUP; Reliability Indicator: NOT ESTABLISHED; Frequency Rating: 60.0 HERTZ NOMINAL SINGLE COMPONENT; Nominal Thread Size: 0.190 INCHES SINGLE GROUP IN. 20 total characteristics are documented in the Federal Logistics Information System.