The Terminal Block Sp, cataloged under National Stock Number 5940-00-452-4142, 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 Ultra Pcs Limited Div Ultra Electronics Precision Air and Land Systems. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Terminal Block Sp |
| FSC / FSG | 5940 — Lugs, Terminals, and Terminal Strips (FSG 59) |
| Manufacturers | Ultra Pcs Limited Div Ultra Electronics Precision Air and Land Systems (CAGE U6454); Eaton Limited (CAGE K2523) |
| Parameter | Value |
|---|---|
| NSN | 5940-00-452-4142 |
| Primary Part Number | WBUN1146-5-3BL |
| Item Name | Terminal Block Sp |
| FSC / FSG | 5940 / 59 — Lugs, Terminals, and Terminal Strips |
| Manufacturer | Ultra Pcs Limited Div Ultra Electronics Precision Air and Land Systems |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| WBUN1146-5-3BL PRIMARY | Ultra Pcs Limited Div Ultra Electronics Precision Air and Land Systems (GBR) |
| 999-4-01315-014 | Eaton Limited (GBR) |
| Reference | Meaning |
|---|---|
| WBUN1146-5-3BL | 5/9 Secondary reference Ultra Electronics Precision Air & Land Systems |
| WBUN1146-5-3BL | 3/9 Design control — primary reference Ultra Electronics Ltd (electronics Division) |
NSN 5940-00-452-4142 is a Terminal Block Sp, manufactured by Ultra Pcs Limited Div Ultra Electronics Precision Air and Land Systems, classified under FSC 5940, Lugs, Terminals, and Terminal Strips. Status: active.
NSN 5940-00-452-4142 has 2 manufacturer part numbers on file: WBUN1146-5-3BL (Ultra Pcs Limited Div Ultra Electronics Precision Air and Land Systems), 999-4-01315-014 (Eaton Limited).
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.