The Resistor,thermal, cataloged under National Stock Number 5905-01-299-6344, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Logan Enterprises Inc. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-01-299-6344 |
| Primary Part Number | 4150-1/4-21/2-120-PT139W-J1/41/4 |
| Item Name | Resistor,thermal |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Logan Enterprises Inc |
| Status | ACTIVE |
| Inclosure Type | ENCASED |
| Precious Material | PLATINUM |
| Style Designator | PROBE |
| Power Dissipation Constant in Milliwatts Per Deg Celsius | 17.0 |
| Zero Power Resistance | 100.000 OHMS |
| Thermal Time Constant in Seconds | 1.1 |
| Ambient Temp at Full Rated Power | 25.0 CELSIUS DEGC |
| Zero Power Resistance Tolerance in Percent at Reference Temp | -0.25 TO 0.25 |
| Maximum Operating Temp | 660.0 CELSIUS DEGC |
| Reliability Indicator | NOT ESTABLISHED |
| Precious Material and Location | ELEMENT PLATINUM |
| Terminal Type and Quantity | 3 WIRE LEAD |
| Maximum Power Dissipation Rating | 70.00 MILLIWATTS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 4150-1/4-21/2-120-PT139W-J1/41/4 PRIMARY | Logan Enterprises Inc (USA) |
| Reference | Meaning |
|---|---|
| 4150-1/4-2 1/2-3-120-139-W-J1/4 | 5/9 Secondary reference Ysi Inc |
| 4150/1/4/2-1/2/3/120 | C/1 Advisory reference — outside the item-of-supply concept Ysi Inc |
| 1551AS149-1 | C/1 Advisory reference — outside the item-of-supply concept Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
NSN 5905-01-299-6344 is a Resistor,thermal, manufactured by Logan Enterprises Inc, classified under FSC 5905, Resistor. Status: active.
NSN 5905-01-299-6344 has 1 manufacturer part number on file: 4150-1/4-21/2-120-PT139W-J1/41/4 (Logan Enterprises Inc).
Key specifications for 4150-1/4-21/2-120-PT139W-J1/41/4: Inclosure Type: ENCASED; Precious Material: PLATINUM; Style Designator: PROBE; Power Dissipation Constant in Milliwatts Per Deg Celsius: 17.0. 13 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.