The Transformer,audio Frequency, cataloged under National Stock Number 5950-00-221-2944, 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 Bogen Communications Inc. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-00-221-2944 |
| Primary Part Number | NT581 |
| Item Name | Transformer,audio Frequency |
| FSC / FSG | 5950 / 59 — No Item Name Available |
| Manufacturer | Bogen Communications Inc |
| Status | ACTIVE |
| Reliability Indicator | NOT ESTABLISHED |
| Mounting Method | FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP |
| Maximum Transformer Power Rating | 300.0 MILLIWATTS SINGLE COMPONENT |
| Body Length | 2.500 INCHES NOMINAL IN |
| Frequency Rating | 250.0 HERTZ MINIMUM AND 4.0 KILOHERTZ MAXIMUM SINGLE COMPONENT |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 1.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Winding Operating Current | 10.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY |
| Inclosure Type | HERMETICALLY SEALED |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 1.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Terminal Type and Quantity | 4 STANDOFF, SOLDER LUG |
| Mounting Facility Quantity | 4 SINGLE GROUP |
| Winding Function and Quantity | 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT |
| Body Outside Diameter | 1.812 INCHES NOMINAL IN |
| Impedance Rating in Ohms | 4.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY |
| Impedance Rating in Ohms | 5000.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Primary to Secondary Turn Ratio | 1 TO 35-3/10 SINGLE COMPONENT |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5950-00-221-2944 is a Transformer,audio Frequency, manufactured by Bogen Communications Inc, classified under FSC 5950 (No Item Name Available). Status: active.
NSN 5950-00-221-2944 has 4 cross-referenced part numbers: NT581 (Bogen Communications Inc), 304130 (Naval Ship Systems Command), 91843 (Magnetika Inc), 91843 (United Transformer Corp Sub of Opt Industries Inc).
There are 5 known substitutes for 5950-00-221-2944: 5133-00-189-9288, 5940-00-912-8040, 4720-00-976-3021 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for NT581: Reliability Indicator: NOT ESTABLISHED; Mounting Method: FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP; Maximum Transformer Power Rating: 300.0 MILLIWATTS SINGLE COMPONENT; Body Length: 2.500 INCHES NOMINAL IN. 16 total characteristics are documented in the Federal Logistics Information System.