The Resistor,thermal, cataloged under National Stock Number 5905-00-021-6892, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5905-00-021-6892 |
| Item Name | Resistor,thermal |
| FSC / FSG | 5905 / 59 — Resistor |
| Status | ACTIVE |
| Inclosure Type | ENCASED |
| Probe Diameter | 0.350 INCHES MINIMUM AND 0.410 INCHES MAXIMUM IN |
| Unthreaded Mounting Hole Diameter | 0.177 INCHES MINIMUM AND 0.197 INCHES MAXIMUM IN |
| Style Designator | PROBE, FLANGE MOUNTING |
| Zero Power Resistance | 4.175 KILOHMS |
| Thermal Time Constant in Seconds | 10.0 |
| Ambient Temp at Full Rated Power | 400.0 FAHRENHEIT DEGF |
| Distance Between Mounting Facility Centers | 1.240 INCHES MINIMUM AND 1.260 INCHES MAXIMUM IN |
| Zero Power Resistance Tolerance in Percent at Reference Temp | -2.0 TO 2.0 |
| Maximum Operating Temp | 400.0 FAHRENHEIT DEGF |
| Body Length | 0.840 INCHES MINIMUM AND 0.900 INCHES MAXIMUM IN |
| Reliability Indicator | NOT ESTABLISHED |
| Terminal Type and Quantity | 2 THREADED STUD |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 70300-3 | 5/9 Secondary reference Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems |
| QT06004B-013 | 5/1 Secondary reference Quality Thermistor, Inc Dba Qti |
| 740512-101 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5905-00-021-6892 is a Resistor,thermal, classified under FSC 5905, Resistor. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 4320-00-461-3178. Verify interchangeability with system specifications before substitution.
Key specifications for 5905-00-021-6892: Inclosure Type: ENCASED; Probe Diameter: 0.350 INCHES MINIMUM AND 0.410 INCHES MAXIMUM IN; Unthreaded Mounting Hole Diameter: 0.177 INCHES MINIMUM AND 0.197 INCHES MAXIMUM IN; Style Designator: PROBE, FLANGE MOUNTING. 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.