The Capacitor,fixed,mica Dielectric, cataloged under National Stock Number 5910-00-138-2789, is classified within Federal Supply Class 5910 (Capacitors) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Custom Electronics, Inc. Dba Custom Electronics Inc. Government technical data includes 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5910-00-138-2789 |
| Primary Part Number | CMR1A494SP25 |
| Item Name | Capacitor,fixed,mica Dielectric |
| FSC / FSG | 5910 / 59 — Capacitors |
| Manufacturer | Custom Electronics, Inc. Dba Custom Electronics Inc |
| Status | ACTIVE |
| Body Style | W/O MTG FACILITIES, TERMINALS ON OPPOSITE SURFACES |
| Tolerance Range Per Section | -5.00 TO 5.00 PERCENT SINGLE SECTION |
| Nonderated Operating Temp | -55.0 CELSIUS MINIMUM AND 125.0 CELSIUS MAXIMUM DEGC |
| Special Test Features | BURN-IN TEST |
| Terminal Length | 2.000 INCHES MINIMUM IN |
| Body Width | 1.475 INCHES MAXIMUM IN |
| Body Height | 1.900 INCHES MAXIMUM IN |
| Body Length | 2.875 INCHES MAXIMUM IN |
| Capacitance Value Per Section | 1.000 MICROFARADS SINGLE SECTION |
| Reliability Indicator | NOT ESTABLISHED |
| Terminal Type and Quantity | 2 UNINSULATED WIRE LEAD |
| Insulation Resistance at Reference Temp | 5000.0 MEGOHM-MICROFARADS |
| 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 |
|---|---|
| CMR1A494SP25 PRIMARY | Custom Electronics, Inc. Dba Custom Electronics Inc (USA) |
| Reference | Meaning |
|---|---|
| 908-439-0025 | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 5910-00-138-2789 is a Capacitor,fixed,mica Dielectric, manufactured by Custom Electronics, Inc. Dba Custom Electronics Inc, classified under FSC 5910, Capacitors. Status: active.
NSN 5910-00-138-2789 has 1 manufacturer part number on file: CMR1A494SP25 (Custom Electronics, Inc. Dba Custom Electronics Inc).
Key specifications for CMR1A494SP25: Body Style: W/O MTG FACILITIES, TERMINALS ON OPPOSITE SURFACES; Tolerance Range Per Section: -5.00 TO 5.00 PERCENT SINGLE SECTION; Nonderated Operating Temp: -55.0 CELSIUS MINIMUM AND 125.0 CELSIUS MAXIMUM DEGC; Special Test Features: BURN-IN TEST. 12 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.