The Relay,electromagnetic, cataloged under National Stock Number 5945-00-204-6571, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is C-B Tool Co. Government technical data includes 22 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-00-204-6571 |
| Primary Part Number | 3300H |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | C-B Tool Co |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 4 THREADED STUD(S) SINGLE MOUNTING FACILITY |
| Main Contact Maximum Voltage Rating in Volts | 12.0 DC |
| Mounting Facility Pattern | RECTANGULAR SINGLE MOUNTING FACILITY |
| Arc Quenching Method | NITROGEN |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 1.406 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Precious Material | SILVER |
| Main Contact Load Current Rating at Maximum Rated Voltage | 60.0 AMPERES DC RESISTIVE LOAD |
| Duty Type | INTERMITTENT |
| Winding DC Resistance Rating | 10.0 OHMS NOMINAL SINGLE WINDING |
| Nominal Operating Current Rating and Type | 1.2 AMPERES DC SINGLE WINDING |
| Nominal Thread Size | 0.164 INCHES SINGLE MOUNTING FACILITY IN |
| Coil Quantity | 1 |
| Environmental Protection | HERMETIC |
| Precious Material and Location | CONTACTS SILVER |
| Winding Quantity | 1 |
| Operating Voltage Rating and Type at Specified Temp | 15.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 1.406 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Thread Class | 2A SINGLE MOUNTING FACILITY A |
| Thread Quantity Per Inch | 32 SINGLE MOUNTING FACILITY |
| Terminal Type and Quantity | 5 THREADED STUD ALL FUNCTIONS |
| Nonpile-Up Main Contact Arrangement | 2 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 |
|---|---|
| 3300H PRIMARY | C-B Tool Co (USA) |
NSN 5945-00-204-6571 is a Relay,electromagnetic, manufactured by C-B Tool Co, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-00-204-6571 has 1 manufacturer part number on file: 3300H (C-B Tool Co).
Key specifications for 3300H: Mounting Facility Type and Quantity: 4 THREADED STUD(S) SINGLE MOUNTING FACILITY; Overall Height: 2.310 INCHES NOMINAL IN; Main Contact Maximum Voltage Rating in Volts: 12.0 DC; Mounting Facility Pattern: RECTANGULAR SINGLE MOUNTING FACILITY. 22 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.