The Resistor,variable,nonwire Wound,, cataloged under National Stock Number 5905-00-549-1771, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Ohmite Holding, L.l.c. Dba Ohmite Manufacturing. Government technical data includes 17 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 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-00-549-1771 |
| Primary Part Number | AB |
| Item Name | Resistor,variable,nonwire Wound, |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Ohmite Holding, L.l.c. Dba Ohmite Manufacturing |
| Status | ACTIVE |
| Screw Thread Quantity Per Inch | 32.0 |
| Electrical Resistance Per Section | 2.500 KILOHMS SINGLE SECTION |
| Section Quantity | 1 |
| Shaft Diameter | 0.250 INCHES NOMINAL IN |
| Nonturn Device Radius | 0.531 INCHES NOMINAL IN |
| Mounting Method | STANDARD BUSHING |
| Shaft Style | ROUND |
| Actuator Type | SINGLE SHAFT |
| Shaft Length | 2.000 INCHES NOMINAL IN |
| Power Dissipation Rating Per Section in Watts | 2.0 FREE AIR SINGLE SECTION |
| Screw Thread Diameter | 0.375 INCHES NOMINAL IN |
| Reliability Indicator | NOT ESTABLISHED |
| Screw Thread Series Designator | UNEF |
| Resistance Tolerance Per Section in Percent | -10.0 TO 10.0 SINGLE SECTION |
| Terminal Type and Quantity | 3 TAB, SOLDER LUG |
| Device Design Type | ERR-030 AT 9:00 OCLOCKUNABLE TO DECODE |
| Device Design Type | ERR-030 AT 3:00 OCLOCKUNABLE TO DECODE |
| 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 |
|---|---|
| AB PRIMARY | Ohmite Holding, L.l.c. Dba Ohmite Manufacturing (USA) |
NSN 5905-00-549-1771 is a Resistor,variable,nonwire Wound,, manufactured by Ohmite Holding, L.l.c. Dba Ohmite Manufacturing, classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-549-1771 has 1 manufacturer part number on file: AB (Ohmite Holding, L.l.c. Dba Ohmite Manufacturing).
2 possible matches (shared part number, not a government interchangeability claim): 5325-01-240-7175, 6350-01-280-3482. Verify interchangeability with system specifications before substitution.
Key specifications for AB: Screw Thread Quantity Per Inch: 32.0; Electrical Resistance Per Section: 2.500 KILOHMS SINGLE SECTION; Section Quantity: 1; Shaft Diameter: 0.250 INCHES NOMINAL IN. 17 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.