The Resistor,fixed,composition, cataloged under National Stock Number 5905-01-009-5518, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Emcore Corporation Div Concord Division. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5905-01-009-5518 |
| Primary Part Number | R2556 |
| Item Name | Resistor,fixed,composition |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Emcore Corporation Div Concord Division |
| Status | ACTIVE |
| Resistance Tolerance in Percent | -5.000 TO 5.000 |
| Body Diameter | 0.090 INCHES NOMINAL IN |
| Electrical Resistance | 82.000 MEGOHMS |
| Inclosure Type | ENCAPSULATED |
| Terminal Type | WIRE LEAD |
| Terminal Length | 1.500 INCHES NOMINAL IN |
| Style Designator | AXIAL TERMINAL EACH END |
| Power Dissipation Rating in Watts | 0.250 FREE AIR |
| Ambient Temp at Full Rated Power | 70.0 CELSIUS DEGC |
| Body Length | 0.250 INCHES NOMINAL IN |
| Ambient Temp in Deg Celsius at Zero Percent Rated Power | 150.0 |
| Reliability Indicator | NOT ESTABLISHED |
| 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 |
|---|---|
| R2556 PRIMARY | Emcore Corporation Div Concord Division (USA) |
| Reference | Meaning |
|---|---|
| CB8265 | 5/9 Secondary reference Rockwell Automation, Inc. Dba Rockwell Automation |
NSN 5905-01-009-5518 is a Resistor,fixed,composition, manufactured by Emcore Corporation Div Concord Division, classified under FSC 5905, Resistor. Status: active.
NSN 5905-01-009-5518 has 1 manufacturer part number on file: R2556 (Emcore Corporation Div Concord Division).
Key specifications for R2556: Resistance Tolerance in Percent: -5.000 TO 5.000; Body Diameter: 0.090 INCHES NOMINAL IN; Electrical Resistance: 82.000 MEGOHMS; Inclosure Type: ENCAPSULATED. 12 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.