The Transformer,pulse, cataloged under National Stock Number 5950-01-100-7653, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Robert M. Hadley Company, Inc.. Government technical data includes 24 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-01-100-7653 |
| Primary Part Number | 17176-2 |
| Item Name | Transformer,pulse |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Robert M. Hadley Company, Inc. |
| Status | ACTIVE |
| Mounting Facility Quantity | 2 SINGLE GROUP2 SINGLE GROUP |
| Inclosure Type | FULLY INCLOSEDFULLY INCLOSED |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 0.890 INCHES MINIMUM AND 0.890 INCHES MINIMUM AND 0.910 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP0.910 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Precious Material | GOLDGOLD |
| Mounting Method | THREADED HOLE(S) SINGLE GROUPTHREADED HOLE(S) SINGLE GROUP |
| Inductance Rating | 820.00 MICROHENRIES MINIMUM AND 820.00 MICROHENRIES MINIMUM AND 990.00 MICROHENRIES MAXIMUM SINGLE COMPONENT SINGLE PRIMARY990.00 MICROHENRIES MAXIMUM SINGLE COMPONENT SINGLE PRIMARY |
| Body Width | 1.000 INCHES MAXIMUM1.000 INCHES MAXIMUM IN |
| Body Height | 0.750 INCHES MAXIMUM0.750 INCHES MAXIMUM IN |
| Winding Function and Quantity | 1 PRIMARY AND 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT1 SECONDARY SINGLE COMPONENT |
| Nominal Thread Size | 0.086 INCHES SINGLE GROUP0.086 INCHES SINGLE GROUP IN |
| Maximum Operating Temp | 130.0 CELSIUS130.0 CELSIUS DEGC |
| Body Length | 1.180 INCHES MAXIMUM1.180 INCHES MAXIMUM IN |
| Winding Operating Current | 1.5 AMPERES DC NOMINAL SINGLE COMPONENT SINGLE PRIMARY1.5 AMPERES DC NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| DC Resistance Rating in Ohms | 0.420 SINGLE COMPONENT SINGLE PRIMARY0.420 SINGLE COMPONENT SINGLE PRIMARY |
| DC Resistance Rating in Ohms | 90.000 SINGLE COMPONENT SINGLE SECONDARY90.000 SINGLE COMPONENT SINGLE SECONDARY |
| Reliability Indicator | NOT ESTABLISHEDNOT ESTABLISHED |
| Precious Material and Location | TERMINAL SURFACES GOLDTERMINAL SURFACES GOLD |
| Frequency Rating | 50.0 KILOHERTZ MINIMUM SINGLE COMPONENT50.0 KILOHERTZ MINIMUM SINGLE COMPONENT |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 0.690 INCHES MINIMUM AND 0.690 INCHES MINIMUM AND 0.710 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP0.710 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Primary to Secondary Turn Ratio | 1 TO 10 SINGLE COMPONENT1 TO 10 SINGLE COMPONENT |
| Winding Operating Voltage | 0.48 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY0.48 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Winding Operating Voltage | 4.80 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY4.80 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY |
| Terminal Type and Quantity | 4 WIRE LEAD4 WIRE LEAD |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SINGLE GROUPUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 17176-2 | Robert M. Hadley Company, Inc. (USA) |
| 8978-2 | A M I/ Coast Magnetics Inc. Dba Coast Magnetics (USA) |
| PEI 8334 | Precision Electronics, Inc (USA) |
| Reference | Meaning |
|---|---|
| 986201-2C | 3/2 Design control — primary reference U.S. Government activity |
| 986201-2C | 5/9 Secondary reference U.S. Government activity |
| 8978-2 | 5/9 Secondary reference U.S. Government activity |
NSN 5950-01-100-7653 is a Transformer,pulse, manufactured by Robert M. Hadley Company, Inc., classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-100-7653 has 3 manufacturer part numbers on file: 17176-2 (Robert M. Hadley Company, Inc.), 8978-2 (A M I/ Coast Magnetics Inc. Dba Coast Magnetics), PEI 8334 (Precision Electronics, Inc).
1 possible match (shared part number, not a government interchangeability claim): 2530-01-245-6707. Verify interchangeability with system specifications before substitution.
Key specifications for 17176-2: Mounting Facility Quantity: 2 SINGLE GROUP2 SINGLE GROUP; Inclosure Type: FULLY INCLOSEDFULLY INCLOSED; Center to Center Distance Between Mounting Facilities Parallel to Length: 0.890 INCHES MINIMUM AND 0.890 INCHES MINIMUM AND 0.910 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP0.910 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Precious Material: GOLDGOLD. 24 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.
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.