The Relay,electromagnetic, cataloged under National Stock Number 5945-00-799-8484, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 18 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 11 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 5945-00-799-8484 |
| Primary Part Number | 2-60903-1 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Nonpile-Up Auxiliary Contact Arrangement | 1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION |
| Mounting Facility Type and Quantity | 4 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY |
| Main Contact Maximum Voltage Rating in Volts | 200.0 AC |
| Mounting Facility Pattern | RECTANGULAR SINGLE MOUNTING FACILITY |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 2.626 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Main Contact Load Current Rating at Maximum Rated Voltage | 60.0 AMPERES AC RESISTIVE LOAD |
| Duty Type | CONTINUOUS |
| Unthreaded Mounting Hole Diameter | 0.196 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Features Provided | LATCHING CONTACTS |
| Nominal Operating Current Rating and Type | 5.0 AMPERES DC ALL WINDINGS |
| Coil Quantity | 4 |
| Environmental Protection | DUSTPROOF |
| Winding Quantity | 4 |
| Operating Voltage Rating and Type at Specified Temp | 28.0 VOLTS DC 25 DEG CELSIUS ALL WINDINGS |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 2.626 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Terminal Type and Quantity | 19 PIN ALL FUNCTIONS |
| Nonpile-Up Main Contact Arrangement | 3 POLE, DOUBLE THROW, ONE POSITION MOMENTARY |
| Auxiliary Contact Maximum Voltage Rating in Volts | 25.0 AC |
| 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 |
|---|---|
| 2-60903-1 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| 2-60903-1 PRIMARY | Northrop Grumman Technical Services, Inc. Dba Defense Systems Sector (USA) |
| 2-60903-1 | Te Connectivity Corporation (USA) |
| 2-60903-1 | Npas, Inc. (USA) |
| Reference | Meaning |
|---|---|
| C60-3 | 5/9 Secondary reference 313 Aerospace, Llc Div Aero-Mach Tco Manufacturing D/b/a 313 Aerospace |
| 2-60903 | 5/9 Secondary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems |
| SA157C | 5/9 Secondary reference Ibex Aerospace Technologies Inc |
| 2-60903-1 | 7/2 Vendor item drawing reference Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems |
| B-140BH-2017 | 5/9 Secondary reference Precision Switching Inc |
| 2-60903-1 | 5/9 Secondary reference 313 Aerospace, Llc Div Aero-Mach Tco Manufacturing D/b/a 313 Aerospace |
| 2-60903 | 5/9 Secondary reference Northrop Grumman Technical Services, Inc. Dba Defense Systems Sector |
| B-140BH-2017 | 5/9 Secondary reference National Patent Analytical Systems, Inc |
| B-140BH-2017 | 5/9 Secondary reference Te Connectivity Corporation |
| B-140BH | 5/9 Secondary reference Te Connectivity Corporation |
| 2-60903-1 | 5/9 Secondary reference National Patent Analytical Systems, Inc |
NSN 5945-00-799-8484 is a Relay,electromagnetic, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-00-799-8484 has 4 manufacturer part numbers on file: 2-60903-1 (Northrop Grumman Systems Corporation), 2-60903-1 (Northrop Grumman Technical Services, Inc. Dba Defense Systems Sector), 2-60903-1 (Te Connectivity Corporation), 2-60903-1 (Npas, Inc.).
3 possible matches (shared part number, not a government interchangeability claim): 4820-01-235-3930, 4820-01-323-1731, 1660-01-379-2751. Verify interchangeability with system specifications before substitution.
Key specifications for 2-60903-1: Nonpile-Up Auxiliary Contact Arrangement: 1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION; Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY; Overall Height: 3.125 INCHES NOMINAL IN; Main Contact Maximum Voltage Rating in Volts: 200.0 AC. 18 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.