The Transformer,audio Frequency, cataloged under National Stock Number 5950-00-645-7669, 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 Thordarson Inc. Government technical data includes 17 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5950-00-645-7669 |
| Primary Part Number | T51645-4 |
| Item Name | Transformer,audio Frequency |
| FSC / FSG | 5950 / 59 — No Item Name Available |
| Manufacturer | Thordarson Inc |
| Status | CANCELLED |
| Maximum Transformer Power Rating | 1.6 MILLIWATTS SINGLE COMPONENT |
| Reliability Indicator | NOT ESTABLISHED |
| Distance Between Mounting Facility Centers | 1.312 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Winding Function and Quantity | 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT |
| Frequency Rating | 100.0 HERTZ MINIMUM AND 8.0 KILOHERTZ MAXIMUM SINGLE COMPONENT |
| Mounting Facility Quantity | 2 SINGLE GROUP |
| Body Outside Diameter | 1.922 INCHES NOMINAL IN |
| Winding Shielding Method | INTERNAL SHIELD GROUNDED TO INCLOSURE SINGLE COMPONENT |
| Nominal Thread Size | 0.112 INCHES SINGLE GROUP IN |
| Impedance Rating in Ohms | 150.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Inclosure Type | FULLY INCLOSED |
| Body Length | 2.500 INCHES NOMINAL IN |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP |
| Mounting Method | THREADED STUD(S) SINGLE GROUP |
| Thread Quantity Per Inch | 40 SINGLE GROUP |
| Impedance Rating in Ohms | 150000.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY |
| Terminal Type and Quantity | 5 TURRET |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 311-1142 | Federal Div of Victoreen Instrument Co Inc (USA) |
| T51645H | Components Corp of America (USA) |
| SCC77665 | Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA) |
| 12975 | Bell and Howell Phillipsburg Co Corporate Offices (USA) |
| T51645-4 PRIMARY | Thordarson Inc (USA) |
| T51645-4 | Components Corp of America (USA) |
NSN 5950-00-645-7669 is a Transformer,audio Frequency, manufactured by Thordarson Inc, classified under FSC 5950 (No Item Name Available). Status: cancelled.
NSN 5950-00-645-7669 has 6 cross-referenced part numbers: 311-1142 (Federal Div of Victoreen Instrument Co Inc), T51645H (Components Corp of America), SCC77665 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), 12975 (Bell and Howell Phillipsburg Co Corporate Offices), T51645-4 (Thordarson Inc) and 1 more.
There are 8 known substitutes for 5950-00-645-7669: 5935-00-058-4902, 5961-00-127-1499, 5110-00-242-2828 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for T51645-4: Maximum Transformer Power Rating: 1.6 MILLIWATTS SINGLE COMPONENT; Reliability Indicator: NOT ESTABLISHED; Distance Between Mounting Facility Centers: 1.312 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT. 17 total characteristics are documented in the Federal Logistics Information System.
NSN 5950-00-645-7669 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.