The Relay,solid State, cataloged under National Stock Number 5945-01-172-9323, 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. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-01-172-9323 |
| Primary Part Number | B393B |
| Item Name | Relay,solid State |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Te Connectivity Corporation |
| Status | ACTIVE |
| 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 |
|---|---|
| B393B PRIMARY | Te Connectivity Corporation (USA) |
| Reference | Meaning |
|---|---|
| 2938840-3 | 7/2 Vendor item drawing reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
NSN 5945-01-172-9323 is a Relay,solid State, manufactured by Te Connectivity Corporation, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-01-172-9323 has 1 manufacturer part number on file: B393B (Te Connectivity Corporation).
Key specifications for B393B: Special Features: MAIN CONTACT ARRANGEMENT: 3 POLE DOUBLE THROW CENTER OFF DOUBLE BREAK ; CONTACT RATING: MAIN CONTACTS VOLTAGE: 440 VAC,60 HZ AND 400 HZ; CURRENT INDUCTANCE 30 AMP; AUXILIARY CONTACTS (EFG): CONFIGURATION: 1 SPDT,VOLTAGE 28 VDC OR 200 VAC; RATED COIL VOLTAGE: 28 VDC NOM,30 VDC MAX; DC COIL RESISTANCE AT 25 DEG C: 5.5 OHM PICKUP,65 OHM HOLD; TEMPERATURE OPERATING: -65 DEG F TO 160 DEG F; 5.440 IN. MAX LG,5.310 IN. MAX W,4.900 IN. MAX H; ELECTRICAL ENDURANCE 10000 CYCLES AT RATED LOAD; MECHANICAL ENDURANCE 100000 CYCLES VDC. 0 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.