The Resistor Network,fixed,film, cataloged under National Stock Number 5905-01-123-2771, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Micropen Technologies Corporation. Government technical data includes 24 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through both NSN and commercial part number lookups. 11 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-01-123-2771 |
| Primary Part Number | CN256A |
| Item Name | Resistor Network,fixed,film |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Micropen Technologies Corporation |
| Status | ACTIVE |
| Resistance Tolerance in Percent | -1.000 TO 1.000 LOWEST RESISTANCE VALUE |
| Resistance Tolerance in Percent | -10.000 TO 10.000 HIGHEST RESISTANCE VALUE |
| Resistance Tolerance in Percent | -10.000 TO 10.000 INTERMEDIATE RESISTANCE VALUE |
| Temp Coefficient of Resistance in Ppm Per Deg Celsius | -15.0 TO 15.0 FIRST TEMP COEFFICIENT |
| Electrical Resistance | 10.000 MEGOHMS INTERMEDIATE RESISTANCE VALUE |
| Electrical Resistance | 100.000 MEGOHMS HIGHEST RESISTANCE VALUE |
| Electrical Resistance | 2.6657 KILOHMS LOWEST RESISTANCE VALUE |
| Terminal Quantity | 4 |
| Terminal Type | PIN |
| Identical Value Resistor Quantity | 1 INTERMEDIATE RESISTANCE VALUE |
| Identical Value Resistor Quantity | 1 HIGHEST RESISTANCE VALUE |
| Identical Value Resistor Quantity | 1 LOWEST RESISTANCE VALUE |
| Inclosure Method | HERMETICALLY SEALED |
| Terminal Length | 1.125 INCHES MINIMUM IN |
| Body Width | 2.500 INCHES MAXIMUM IN |
| Body Height | 0.350 INCHES MAXIMUM IN |
| Temp Range of Temp Coefficient in Deg Celsius | -54.0 TO 71.0 TEMP RANGE OF FIRST TEMP COEFFICIENT |
| Style Designator | FLAT PACK |
| Power Dissipation Rating in Watts | 3.500 TOTAL NETWORK EACH RESISTOR |
| Schematic Diagram Designator | SERIES NETWORK |
| Body Length | 1.000 INCHES MAXIMUM IN |
| Ambient Temp in Deg Celsius at Zero Percent Rated Power | 71.0 |
| Reliability Indicator | NOT ESTABLISHED |
| Test Data Document | 82577-955232 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING) |
| 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 |
|---|---|
| CN256A PRIMARY | Micropen Technologies Corporation (USA) |
| Reference | Meaning |
|---|---|
| CN256 | C/1 Advisory reference — outside the item-of-supply concept Swift Consulting Llc |
| CN256 | 5/9 Secondary reference Micropen Technologies Corporation |
| HU018 | 5/9 Secondary reference International Resistive Company of Texas, Llc Dba Advanced Film Division Div International Resistive Company of Texas Lp |
| 955232-2B | 5/2 Secondary reference U.S. Government activity |
| 5SL014 | 5/9 Secondary reference Sac-Tec Labs Inc |
| HU022 | 5/9 Secondary reference International Resistive Company of Texas, Llc Dba Advanced Film Division Div International Resistive Company of Texas Lp |
| 955232-1B | 5/9 Secondary reference U.S. Government activity |
| CN256A | C/1 Advisory reference — outside the item-of-supply concept Swift Consulting Llc |
| 2770-0006-03 | 5/9 Secondary reference Heico Ohmite Llc Dba Ohmite Mfg Co Inc |
| HU017 | 5/9 Secondary reference International Resistive Company of Texas, Llc Dba Advanced Film Division Div International Resistive Company of Texas Lp |
| 10127383 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 5905-01-123-2771 is a Resistor Network,fixed,film, manufactured by Micropen Technologies Corporation, classified under FSC 5905, Resistor. Status: active.
NSN 5905-01-123-2771 has 1 manufacturer part number on file: CN256A (Micropen Technologies Corporation).
Key specifications for CN256A: Resistance Tolerance in Percent: -1.000 TO 1.000 LOWEST RESISTANCE VALUE; Resistance Tolerance in Percent: -10.000 TO 10.000 HIGHEST RESISTANCE VALUE; Resistance Tolerance in Percent: -10.000 TO 10.000 INTERMEDIATE RESISTANCE VALUE; Temp Coefficient of Resistance in Ppm Per Deg Celsius: -15.0 TO 15.0 FIRST TEMP COEFFICIENT. 24 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.