The Resistor,thermal, cataloged under National Stock Number 5905-01-345-2985, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. Government technical data includes 17 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government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 | 5905-01-345-2985 |
| Item Name | Resistor,thermal |
| FSC / FSG | 5905 / 59 — Resistor |
| Status | ACTIVE |
| Inclosure Type | ENCAPSULATED |
| Terminal Diameter | 0.0116 INCHES MINIMUM AND 0.0136 INCHES MAXIMUM IN |
| Terminal Length | 1.500 INCHES MINIMUM IN |
| Body Outside Diameter | 0.070 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN |
| Style Designator | SEALED OR COATED BEAD |
| Power Dissipation Constant in Milliwatts Per Deg Celsius | 2.0 |
| Zero Power Resistance | 1.000 KILOHMS |
| Thermal Time Constant in Seconds | 25.0 |
| Ambient Temp at Full Rated Power | 25.0 CELSIUS DEGC |
| Zero Power Resistance Tolerance in Percent at Reference Temp | -10.0 TO 10.0 |
| Specification/standard Data | 81349-MIL-R-23648/20 GOVERNMENT SPECIFICATION |
| Maximum Operating Temp | 125.0 CELSIUS DEGC |
| Body Length | 0.250 INCHES MAXIMUM IN |
| Reliability Indicator | NOT ESTABLISHED |
| Test Data Document | 81349-MIL-R-23648 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| Terminal Type and Quantity | 2 WIRE LEAD |
| Maximum Power Dissipation Rating | 0.20 WATTS |
| 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 |
|---|---|
| MIL-R-23648/20 | 5/9 Secondary reference U.S. Government activity |
| MIL-PRF-23648/20 | 4/1 Identification reference U.S. Government activity |
| RTH44BS102K | 2/2 Government specification standardization U.S. Government activity |
NSN 5905-01-345-2985 is a Resistor,thermal, classified under FSC 5905, Resistor. Status: active.
6 possible matches (shared part number, not a government interchangeability claim): 5905-01-368-8514, 5905-01-372-9982, 5905-01-396-4580. Verify interchangeability with system specifications before substitution.
Key specifications for 5905-01-345-2985: Inclosure Type: ENCAPSULATED; Terminal Diameter: 0.0116 INCHES MINIMUM AND 0.0136 INCHES MAXIMUM IN; Terminal Length: 1.500 INCHES MINIMUM IN; Body Outside Diameter: 0.070 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN. 17 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.