The Capacitor,fixed,paper Dielectric, cataloged under National Stock Number 5910-00-149-1589, is classified within Federal Supply Class 5910 (Capacitors) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Raytheon Company. Government technical data includes 19 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 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 | 5910-00-149-1589 |
| Primary Part Number | 257940-6 |
| Item Name | Capacitor,fixed,paper Dielectric |
| FSC / FSG | 5910 / 59 — Capacitors |
| Manufacturer | Raytheon Company |
| Status | ACTIVE |
| Body Diameter | 0.400 INCHES NOMINAL IN |
| Mounting Facility Type and Quantity | 2 THREADED MOUNTING STUDS |
| Body Style | W/THD MTG STUDS, AXIAL TERMINALS |
| Tolerance Range Per Section | -10.00 TO 10.00 PERCENT SINGLE SECTION |
| Nonderated Operating Temp | -40.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Length | 0.625 INCHES NOMINAL IN |
| Terminal Surface Treatment | SOLDER |
| Mounting Facility Screw Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Features Provided | HERMETICALLY SEALED CASE |
| Nonderated Continuous Voltage Rating and Type Per Section | 400.0 DC SINGLE SECTION |
| Schematic Diagram Designator | NO COMMON OR GROUNDED ELECTRODE(S) |
| Nominal Thread Size | 0.138 INCHES IN |
| Body Length | 1.125 INCHES NOMINAL IN |
| Dissipation Factor at Reference Temp in Percent | 1.0000 |
| Capacitance Value Per Section | 0.100 MICROFARADS SINGLE SECTION |
| Reliability Indicator | NOT ESTABLISHED |
| Insulation Resistance at Maximum Operating Temp | 450.0 MEGOHMS |
| Terminal Type and Quantity | 2 TAB, SOLDER LUG |
| Insulation Resistance at Reference Temp | 6000.0 MEGOHMS |
| 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 |
|---|---|
| 257940-6 PRIMARY | Raytheon Company (USA) |
| 88P10494T9 PRIMARY | Sprague Electric Co World Hqs (USA) |
NSN 5910-00-149-1589 is a Capacitor,fixed,paper Dielectric, manufactured by Raytheon Company, classified under FSC 5910, Capacitors. Status: active.
NSN 5910-00-149-1589 has 2 manufacturer part numbers on file: 257940-6 (Raytheon Company), 88P10494T9 (Sprague Electric Co World Hqs).
1 possible match (shared part number, not a government interchangeability claim): 6615-01-130-0290. Verify interchangeability with system specifications before substitution.
Key specifications for 257940-6: Body Diameter: 0.400 INCHES NOMINAL IN; Mounting Facility Type and Quantity: 2 THREADED MOUNTING STUDS; Body Style: W/THD MTG STUDS, AXIAL TERMINALS; Tolerance Range Per Section: -10.00 TO 10.00 PERCENT SINGLE SECTION. 19 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.