The Terminal Junction Block,sectiona, cataloged under National Stock Number 5940-01-522-0433, is classified within Federal Supply Class 5940 (Lugs, Terminals, and Terminal Strips) of the Electrical and Electronic Equipment Components group. The manufacturer of record is National Instruments Corp. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5940-01-522-0433 |
| Primary Part Number | 777518-420 |
| Item Name | Terminal Junction Block,sectiona |
| FSC / FSG | 5940 / 59 — Lugs, Terminals, and Terminal Strips |
| Manufacturer | National Instruments Corp |
| Status | ACTIVE |
| Precious Material | GOLD |
| Block Type | REGULAR |
| Precious Material and Location | CONTACT PLATING GOLD |
| Operating Temp Range | -40.0 TO 70.0 CELSIUS DEGC |
| Current Rating in Amps | 3.0 |
| 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 |
|---|---|
| 777518-420 PRIMARY | National Instruments Corp (USA) |
| Reference | Meaning |
|---|---|
| FP-RLY-420 | 5/9 Secondary reference National Instruments Corp |
NSN 5940-01-522-0433 is a Terminal Junction Block,sectiona, manufactured by National Instruments Corp, classified under FSC 5940, Lugs, Terminals, and Terminal Strips. Status: active.
NSN 5940-01-522-0433 has 1 manufacturer part number on file: 777518-420 (National Instruments Corp).
Key specifications for 777518-420: Precious Material: GOLD; Block Type: REGULAR; Special Features: 8 ELECTROMECHANICAL RELAYS; ISOLATED INPUT-OUTPUT (2500 VRMS BREAKDOWN ISOLATION); NONLATCHING, SPST RELAYS, NORMALLY OPEN; Precious Material and Location: CONTACT PLATING GOLD. 5 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.