The Relay,electromagnetic, cataloged under National Stock Number 5945-00-938-5388, is classified within Federal Supply Class 5945 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Te Connectivity Corporation. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5945-00-938-5388 |
| Primary Part Number | B243AM |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — No Item Name Available |
| Manufacturer | Te Connectivity Corporation |
| Status | CANCELLED |
| Duty Type | CONTINUOUS |
| Nonpile-Up Main Contact Arrangement | 3 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 3.687 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Coil Quantity | 1 |
| Auxiliary Contact Maximum Voltage Rating in Volts | 120.0 AC AND 28.0 DC |
| Winding Quantity | 1 |
| Operating Voltage Rating and Type at Specified Temp | 24.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING |
| Main Contact Load Current Rating at Maximum Rated Voltage | 350.0 AMPERES AC RESISTIVE LOAD |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 5.437 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Environmental Protection | EXPLOSION PROOF |
| Nominal Operating Current Rating and Type | 8.0 AMPERES DC SINGLE WINDING |
| Nonpile-Up Auxiliary Contact Arrangement | 4 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION AND 2 POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION AND 1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY |
| Features Provided | POLARIZED |
| Terminal Type and Quantity | 23 PIN ALL FUNCTIONS |
| Main Contact Maximum Voltage Rating in Volts | 416.0 AC |
| Unthreaded Mounting Hole Diameter | 0.218 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Mounting Facility Pattern | RECTANGULAR SINGLE MOUNTING FACILITY |
| Mounting Facility Type and Quantity | 4 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
NSN 5945-00-938-5388 is a Relay,electromagnetic, manufactured by Te Connectivity Corporation, classified under FSC 5945 (No Item Name Available). Status: cancelled.
NSN 5945-00-938-5388 has 2 cross-referenced part numbers: B243AM (Te Connectivity Corporation), B243A (Te Connectivity Corporation).
There is 1 known substitute for 5945-00-938-5388: 4720-00-807-4525. Verify interchangeability with system specifications before substitution.
Key specifications for B243AM: Duty Type: CONTINUOUS; Overall Height: 5.380 INCHES MAXIMUM IN; Nonpile-Up Main Contact Arrangement: 3 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION; Overall Width: 6.190 INCHES MAXIMUM IN. 21 total characteristics are documented in the Federal Logistics Information System.
NSN 5945-00-938-5388 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.