The Transformer,power, cataloged under National Stock Number 5950-00-221-9725, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Brock Telecom Ltdsub Northern Telecom Canada Ltd. Government technical data includes 18 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 7 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-00-221-9725 |
| Primary Part Number | 322-452165-001 |
| Item Name | Transformer,power |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Brock Telecom Ltdsub Northern Telecom Canada Ltd |
| Status | ACTIVE |
| Mounting Facility Quantity | 4 SINGLE GROUP |
| Inclosure Type | FULLY INCLOSED |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 3.687 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Input-Output Phase Relationship | SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT |
| Mounting Method | FLANGE AND SLOT SINGLE GROUP |
| Body Width | 3.937 INCHES MAXIMUM IN |
| Body Height | 4.250 INCHES MAXIMUM IN |
| Winding Function and Quantity | 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT |
| Maximum Operating Temp | 85.0 CELSIUS DEGC |
| Body Length | 3.750 INCHES MAXIMUM IN |
| Winding Operating Current | 50.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 55.0 HERTZ MINIMUM AND 1.2 KILOHERTZ MAXIMUM SINGLE COMPONENT |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 2.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Winding Operating Voltage | 100.00 AC VOLTS NOMINAL AND 105.00 AC VOLTS NOMINAL AND 110.00 AC VOLTS NOMINAL AND 115.00 AC VOLTS NOMINAL AND 120.00 AC VOLTS NOMINAL AND 125.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Winding Operating Voltage | 3.50 AC KILOVOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY |
| Terminal Type and Quantity | 9 TAB, SOLDER LUG |
| Mounting Slot Width | 0.203 INCHES NOMINAL SINGLE GROUP IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 322-452165-001 | Brock Telecom Ltdsub Northern Telecom Canada Ltd (CAN) |
| 101009 | Hammond Mfg Co Ltd (CAN) |
| Reference | Meaning |
|---|---|
| 322-452165-001 | 3/2 Design control — primary reference U.S. Government activity |
| 322-452165-001 | 5/9 Secondary reference U.S. Government activity |
NSN 5950-00-221-9725 is a Transformer,power, manufactured by Brock Telecom Ltdsub Northern Telecom Canada Ltd, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-221-9725 has 2 manufacturer part numbers on file: 322-452165-001 (Brock Telecom Ltdsub Northern Telecom Canada Ltd), 101009 (Hammond Mfg Co Ltd).
7 possible matches (shared part number, not a government interchangeability claim): 5895-00-532-6008, 5950-00-645-3424, 5315-00-804-5217. Verify interchangeability with system specifications before substitution.
Key specifications for 322-452165-001: Mounting Facility Quantity: 4 SINGLE GROUP; Inclosure Type: FULLY INCLOSED; Center to Center Distance Between Mounting Facilities Parallel to Length: 3.687 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT. 18 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5950-00-221-9725 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.