The Transformer,audio Frequency, cataloged under National Stock Number 5950-00-505-0259, 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 Te Connectivity Networks, Inc. Div Adc Telecommunications Sales, Inc.. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5950-00-505-0259 |
| Primary Part Number | A9771 |
| Item Name | Transformer,audio Frequency |
| FSC / FSG | 5950 / 59 — No Item Name Available |
| Manufacturer | Te Connectivity Networks, Inc. Div Adc Telecommunications Sales, Inc. |
| Status | CANCELLED |
| Maximum Transformer Power Rating | 6.0 MILLIWATTS SINGLE COMPONENT |
| Winding Shielding Method | INTERNAL SHIELD GROUNDED TO INCLOSURE AND CORE SINGLE COMPONENT |
| Frequency Rating | 250.0 HERTZ MINIMUM AND 112.0 KILOHERTZ MAXIMUM SINGLE COMPONENT |
| Reliability Indicator | NOT ESTABLISHED |
| Body Width | 1.312 INCHES MAXIMUM IN |
| Body Height | 1.750 INCHES MAXIMUM IN |
| Mounting Facility Quantity | 4 SINGLE GROUP |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 0.875 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Body Length | 1.312 INCHES MAXIMUM IN |
| Impedance Rating in Ohms | 135.0 NOMINAL AND 600.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY |
| Mounting Method | THREADED STUD(S) SINGLE GROUP |
| Inclosure Type | HERMETICALLY SEALED |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 0.875 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Winding Function and Quantity | 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT |
| Maximum Operating Temp | 65.0 CELSIUS DEGC |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP |
| Nominal Thread Size | 0.138 INCHES SINGLE GROUP IN |
| Impedance Rating in Ohms | 10000.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Thread Quantity Per Inch | 32 SINGLE GROUP |
| Terminal Type and Quantity | 7 SOLDER STUD |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 044-3443-01 | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA) |
| 43344 | Freed Transformer Co (USA) |
| A9771 PRIMARY | Te Connectivity Networks, Inc. Div Adc Telecommunications Sales, Inc. (USA) |
| A9771 | Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled (USA) |
| A9771 | Oak Crystal Inc (USA) |
| 677-0912-00 | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA) |
NSN 5950-00-505-0259 is a Transformer,audio Frequency, manufactured by Te Connectivity Networks, Inc. Div Adc Telecommunications Sales, Inc., classified under FSC 5950 (No Item Name Available). Status: cancelled.
NSN 5950-00-505-0259 has 6 cross-referenced part numbers: 044-3443-01 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), 43344 (Freed Transformer Co), A9771 (Te Connectivity Networks, Inc. Div Adc Telecommunications Sales, Inc.), A9771 (Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled), A9771 (Oak Crystal Inc) and 1 more.
There are 5 known substitutes for 5950-00-505-0259: 5930-00-259-8404, 5930-00-636-3671, 5945-00-689-4786 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for A9771: Maximum Transformer Power Rating: 6.0 MILLIWATTS SINGLE COMPONENT; Overall Height: 2.188 INCHES MAXIMUM IN; Winding Shielding Method: INTERNAL SHIELD GROUNDED TO INCLOSURE AND CORE SINGLE COMPONENT; Frequency Rating: 250.0 HERTZ MINIMUM AND 112.0 KILOHERTZ MAXIMUM SINGLE COMPONENT. 21 total characteristics are documented in the Federal Logistics Information System.
NSN 5950-00-505-0259 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.