The Transformer,power, cataloged under National Stock Number 5950-01-140-1246, 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 Staco Energy Products Co Dba Staco Energy Products Co. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, 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 | 5950-01-140-1246 |
| Primary Part Number | 1220B-3 |
| Item Name | Transformer,power |
| FSC / FSG | 5950 / 59 — No Item Name Available |
| Manufacturer | Staco Energy Products Co Dba Staco Energy Products Co |
| Status | ACTIVE |
| Adjustment Device Drive Type | SHAFT SINGLE COMPONENT |
| Transformer Winding Connection Type | WYE-WYE |
| Maximum Transformer Power Rating | 4.2 KILOVOLT-AMPERE SINGLE COMPONENT |
| Winding Operating Current | 5.0 AMPERES AC MINIMUM SINGLE COMPONENT ALL PRIMARY |
| Adjustment Method and Quantity | 1 ADJUSTABLE CONTROL SINGLE COMPONENT |
| Frequency Rating | 60.0 HERTZ NOMINAL SINGLE COMPONENT |
| Terminal Type and Quantity | 15 SCREW |
| Input-Output Phase Relationship | THREE PHASE TO THREE PHASE SINGLE COMPONENT |
| Winding Operating Voltage | 480.00 AC VOLTS NOMINAL SINGLE COMPONENT ALL PRIMARY |
| Mounting Slot Width | 0.255 INCHES NOMINAL SINGLE GROUP IN |
| Mounting Method | SLOT SINGLE GROUP |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 9.250 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Inclosure Type | OPEN |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 5.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Mounting Facility Quantity | 4 SINGLE GROUP |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5950-01-140-1246 is a Transformer,power, manufactured by Staco Energy Products Co Dba Staco Energy Products Co, classified under FSC 5950 (No Item Name Available). Status: active.
NSN 5950-01-140-1246 has 2 cross-referenced part numbers: 1220-3 (Staco Energy Products Co Dba Staco Energy Products Co), 1220B-3 (Staco Energy Products Co Dba Staco Energy Products Co).
There are 12 known substitutes for 5950-01-140-1246: 6625-00-050-6689, 5133-00-189-9248, 5330-00-291-7742 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 1220B-3: Adjustment Device Drive Type: SHAFT SINGLE COMPONENT; Transformer Winding Connection Type: WYE-WYE; Maximum Transformer Power Rating: 4.2 KILOVOLT-AMPERE SINGLE COMPONENT; Winding Operating Current: 5.0 AMPERES AC MINIMUM SINGLE COMPONENT ALL PRIMARY. 18 total characteristics are documented in the Federal Logistics Information System.