The Resistor,variable,nonwire Wound,, cataloged under National Stock Number 5905-01-240-2222, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Dynalec Corporation. Government technical data includes 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-01-240-2222 |
| Primary Part Number | 4KR4 |
| Item Name | Resistor,variable,nonwire Wound, |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Dynalec Corporation |
| Status | ACTIVE |
| Electrical Resistance Per Section | 1.000 KILOHMS SINGLE SECTION |
| Section Quantity | 1 |
| Reliability Indicator | NOT ESTABLISHED |
| Resistance Tolerance Per Section in Percent | -10.0 TO 10.0 SINGLE SECTION |
| 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 |
|---|---|
| 4KR4 PRIMARY | Dynalec Corporation (USA) |
| Reference | Meaning |
|---|---|
| 4KR4 | 3/9 Design control — primary reference The Electric Tachometer Corp. |
| 752-208-102 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 5905-01-240-2222 is a Resistor,variable,nonwire Wound,, manufactured by Dynalec Corporation, classified under FSC 5905, Resistor. Status: active.
NSN 5905-01-240-2222 has 1 manufacturer part number on file: 4KR4 (Dynalec Corporation).
Key specifications for 4KR4: Electrical Resistance Per Section: 1.000 KILOHMS SINGLE SECTION; Section Quantity: 1; Reliability Indicator: NOT ESTABLISHED; Resistance Tolerance Per Section in Percent: -10.0 TO 10.0 SINGLE SECTION. 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.