The Resistor,fixed,film, cataloged under National Stock Number 5905-00-259-2998, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Phaostron Instrument and Electronic Company. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5905-00-259-2998 |
| Primary Part Number | CA4R1-4MEG |
| Item Name | Resistor,fixed,film |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Phaostron Instrument and Electronic Company |
| Status | ACTIVE |
| Resistance Tolerance in Percent | -1.000 TO 1.000 |
| Temp Coefficient of Resistance in Ppm Per Deg Celsius | -500.0 TO 500.0 |
| Electrical Resistance | 4.000 MEGOHMS |
| Inclosure Type | ENCAPSULATED |
| Terminal Type | WIRE LEAD |
| Temp Range of Temp Coefficient in Deg Celsius | -55.0 TO 105.0 |
| Style Designator | AXIAL TERMINAL EACH END |
| Power Dissipation Rating in Watts | 1.000 FREE AIR |
| Body Length | 0.938 INCHES NOMINAL IN |
| 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 |
|---|---|
| CA4R1-4MEG PRIMARY | Phaostron Instrument and Electronic Company (USA) |
| Reference | Meaning |
|---|---|
| CA4R1 | 3/1 Design control — primary reference Phaostron Instrument and Electronic Company |
NSN 5905-00-259-2998 is a Resistor,fixed,film, manufactured by Phaostron Instrument and Electronic Company, classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-259-2998 has 1 manufacturer part number on file: CA4R1-4MEG (Phaostron Instrument and Electronic Company).
1 possible match (shared part number, not a government interchangeability claim): 5905-00-636-6164. Verify interchangeability with system specifications before substitution.
Key specifications for CA4R1-4MEG: Resistance Tolerance in Percent: -1.000 TO 1.000; Temp Coefficient of Resistance in Ppm Per Deg Celsius: -500.0 TO 500.0; Electrical Resistance: 4.000 MEGOHMS; Inclosure Type: ENCAPSULATED. 9 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.