The Terminal Junction Block,sectiona, cataloged under National Stock Number 5940-01-417-6033, 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 Russtech Engineering Co., Inc. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5940-01-417-6033 |
| Primary Part Number | R-490 |
| Item Name | Terminal Junction Block,sectiona |
| FSC / FSG | 5940 / 59 — Lugs, Terminals, and Terminal Strips |
| Manufacturer | Russtech Engineering Co., Inc |
| Status | ACTIVE |
| Block Type | REGULAR |
| Pole Quantity | 2 |
| Terminal Design | TERMINATING |
| Environmental Protection | HUMIDITY RESISTANT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5940-01-417-6033 is a Terminal Junction Block,sectiona, manufactured by Russtech Engineering Co., Inc, classified under FSC 5940, Lugs, Terminals, and Terminal Strips. Status: active.
NSN 5940-01-417-6033 has 2 manufacturer part numbers on file: R-490 (Russtech Engineering Co., Inc), RC11790 (Russtech Engineering Co., Inc).
1 possible match (shared part number, not a government interchangeability claim): 3439-01-679-3781. Verify interchangeability with system specifications before substitution.
Key specifications for R-490: Block Type: REGULAR; Pole Quantity: 2; Terminal Design: TERMINATING; Environmental Protection: HUMIDITY RESISTANT. 4 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.