The Relay,electromagnetic, cataloged under National Stock Number 5945-01-090-3106, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Olympic Controls Corp. Government technical data includes 19 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-01-090-3106 |
| Primary Part Number | 809-SP128T-24-6PG281-2 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Olympic Controls Corp |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 4 THREADED HOLE(S) SINGLE MOUNTING FACILITY |
| Main Contact Maximum Voltage Rating in Volts | 115.0 AC AND 28.0 DC |
| Mounting Facility Pattern | RECTANGULAR SINGLE MOUNTING FACILITY |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 9.000 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Precious Material | GOLD AND SILVER |
| Main Contact Load Current Rating at Maximum Rated Voltage | 3.0 AMPERES AC AND 3.0 AMPERES DC RESISTIVE LOAD |
| Duty Type | CONTINUOUS |
| Nominal Thread Size | 0.138 INCHES SINGLE MOUNTING FACILITY IN |
| Coil Quantity | 1 |
| Environmental Protection | DUSTPROOF |
| Precious Material and Location | CONTACTS GOLD AND CONTACT SURFACES SILVER |
| Winding Quantity | 1 |
| Operating Voltage Rating and Type at Specified Temp | 24.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 4.250 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Thread Class | 2B SINGLE MOUNTING FACILITY |
| Thread Quantity Per Inch | 32 SINGLE MOUNTING FACILITY |
| Terminal Type and Quantity | 258 BANANA PLUG ALL FUNCTIONS |
| Nonpile-Up Main Contact Arrangement | 128 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY |
| 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 |
|---|---|
| 809-SP128T-24-6PG281-2 | Olympic Controls Corp (USA) |
| Reference | Meaning |
|---|---|
| 809-G281-2 | 5/9 Secondary reference Inrange Technologies Corporation Dba Mcdata Services Corporation |
| 52721-90033 | C/1 Advisory reference — outside the item-of-supply concept Inrange Technologies Corporation Dba Mcdata Services Corporation |
| 52721-90033 | 3/2 Design control — primary reference U.S. Government activity |
| MP-2002-RT | 5/9 Secondary reference Precision Switching Inc |
| 809-SP128T-24-6PG281-2 | 5/9 Secondary reference Inrange Technologies Corporation Dba Mcdata Services Corporation |
NSN 5945-01-090-3106 is a Relay,electromagnetic, manufactured by Olympic Controls Corp, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-01-090-3106 has 1 manufacturer part number on file: 809-SP128T-24-6PG281-2 (Olympic Controls Corp).
Key specifications for 809-SP128T-24-6PG281-2: Mounting Facility Type and Quantity: 4 THREADED HOLE(S) SINGLE MOUNTING FACILITY; Overall Height: 3.250 INCHES NOMINAL IN; Main Contact Maximum Voltage Rating in Volts: 115.0 AC AND 28.0 DC; Mounting Facility Pattern: RECTANGULAR SINGLE MOUNTING FACILITY. 19 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.