The Resistor,fixed,film, cataloged under National Stock Number 5905-01-426-1997, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-01-426-1997 |
| Primary Part Number | GR815EH1255A3B |
| Item Name | Resistor,fixed,film |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Resistance Tolerance in Percent | -0.050 TO 0.050 |
| Temp Coefficient of Resistance in Ppm Per Deg Celsius | -10.0 TO 10.0 |
| Electrical Resistance | 12.500 MEGOHMS |
| Power Dissipation Rating in Watts | 0.330 FREE AIR |
| 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 |
|---|---|
| TF656N-12.5MEG-0.05PCT-10PPM | Caddock Electronics Inc. (USA) |
| GR815EH1255A3B PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| TF656N-12.5MEG-0 | C/1 Advisory reference — outside the item-of-supply concept Caddock Electronics Inc. |
NSN 5905-01-426-1997 is a Resistor,fixed,film, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5905, Resistor. Status: active.
NSN 5905-01-426-1997 has 2 manufacturer part numbers on file: TF656N-12.5MEG-0.05PCT-10PPM (Caddock Electronics Inc.), GR815EH1255A3B (Northrop Grumman Systems Corporation).
Key specifications for GR815EH1255A3B: Resistance Tolerance in Percent: -0.050 TO 0.050; Temp Coefficient of Resistance in Ppm Per Deg Celsius: -10.0 TO 10.0; Electrical Resistance: 12.500 MEGOHMS; Power Dissipation Rating in Watts: 0.330 FREE AIR. 4 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.