The Relay,electromagnetic, cataloged under National Stock Number 5945-00-253-7175, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Te Connectivity Corporation. Government technical data includes 21 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-00-253-7175 |
| Primary Part Number | TL413740VDC |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Te Connectivity Corporation |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY |
| Main Contact Maximum Voltage Rating in Volts | 28.0 DC |
| Mounting Facility Pattern | DIAGONAL SINGLE MOUNTING FACILITY |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 1.400 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Precious Material | GOLD AND SILVER |
| Main Contact Load Current Rating at Maximum Rated Voltage | 3.0 AMPERES DC RESISTIVE LOAD |
| Duty Type | CONTINUOUS |
| Unthreaded Mounting Hole Diameter | 0.096 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Winding DC Resistance Rating | 1.6 KILOHMS NOMINAL ALL WINDINGS |
| Time Delay | 0.005 SECONDS MAXIMUM FIXED OPERATE TIME |
| Coil Quantity | 2 |
| Surface Treatment | GOLD CONTACT |
| Environmental Protection | HERMETIC |
| Precious Material and Location | CONTACT SURFACES GOLD AND CONTACTS SILVER |
| Winding Quantity | 2 |
| Operating Voltage Rating and Type at Specified Temp | 40.0 VOLTS DC 25 DEG CELSIUS ALL WINDINGS |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 0.300 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Material | SILVER CONTACT |
| Energizing Element Power Rating | 1.0 WATTS |
| Terminal Type and Quantity | 16 PIN ALL FUNCTIONS |
| Nonpile-Up Main Contact Arrangement | 4 POLE, DOUBLE THROW, ONE POSITION MOMENTARY |
| 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 |
|---|---|
| 510028 | L3 Aviation Products, Inc. Dba L3 Technologies (USA) |
| TL413740VDC PRIMARY | Te Connectivity Corporation (USA) |
NSN 5945-00-253-7175 is a Relay,electromagnetic, manufactured by Te Connectivity Corporation, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-00-253-7175 has 2 manufacturer part numbers on file: 510028 (L3 Aviation Products, Inc. Dba L3 Technologies), TL413740VDC (Te Connectivity Corporation).
1 possible match (shared part number, not a government interchangeability claim): 5325-00-806-4635. Verify interchangeability with system specifications before substitution.
Key specifications for TL413740VDC: Mounting Facility Type and Quantity: 2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY; Overall Height: 0.950 INCHES MAXIMUM IN; Main Contact Maximum Voltage Rating in Volts: 28.0 DC; Mounting Facility Pattern: DIAGONAL SINGLE MOUNTING FACILITY. 21 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.