The Terminal Board, cataloged under National Stock Number 5940-00-502-4522, is classified within Federal Supply Class 5940 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 23 commercial cross-references from 15 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5940-00-502-4522 |
| Primary Part Number | 8TB8 |
| Item Name | Terminal Board |
| FSC / FSG | 5940 / 59 — No Item Name Available |
| Manufacturer | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| Status | CANCELLED |
| Board Height Excluding Terminals | 0.500 INCHES IN |
| Distance From Left Edge of Terminal Board to Center of First Mounting Facility | 0.188 INCHES IN |
| Material Document and Classification | MIL-M-14,TYPE MAI-60 MIL SPEC SINGLE MATERIAL RESPONSE BOARD |
| Terminal Connecting Link Quantity | 8 SINGLE |
| Nonfeedthru Terminal Quantity | 8 SINGLE |
| Terminal Row Quantity | 2 |
| Material | PLASTIC POLYESTER AND GLASS FIBER BOARD |
| Material | COPPER ALLOY 670 TERMINALS |
| Material Document and Classification | QQ-B728,CLASS B FED SPEC SINGLE MATERIAL RESPONSE TERMINALS |
| Mounting Facility Type and Quantity | 2 SLOT |
| Board Construction | HOLLOW CONSTRUCTION WITHOUT INSULATED STRIP |
| Nonfeedthru Terminal Type | 600 SINGLE |
| Mounting Slot Length | 0.210 INCHES IN |
| Dielectric Withstanding Voltage in Volts | 1500.0 |
| Terminal Pattern Arrangement | MULTI-ROW |
| Current Rating in Amps | 30.0 |
| Distance From Bottom Edge of Terminal Board to Center of Mounting Hole | 0.438 INCHES IN |
| Distance Between Terminal Row Centers | 0.500 INCHES IN |
| Body Style | BARRIER TYPE |
| Terminal Connecting Link Type | 1 SINGLE |
| Base Thickness | 0.312 INCHES IN |
| Board Overall Height | 0.624 INCHES IN |
| Board Overall Length | 3.875 INCHES IN |
| Board Overall Width | 0.875 INCHES IN |
| Mounting Slot Width | 0.180 INCHES IN |
| Center to Center Distance Between Terminals | 0.375 INCHES IN |
| Terminal Design | LINKED NONFEEDTHRU |
| Special Markings | 1 THRU 8 |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 3.500 INCHES IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 8TB8 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 556-7068391-42 | Naval Sea Systems Command (USA) |
| 10-1852-4 PC-17 | L3 Technologies, Inc. (USA) |
| 401-6937230 ITE | Naval Sea Systems Command (USA) |
| 3A243 | Dynalec Corporation (USA) |
| NGX19348-3 | Naval Air Warfare Center Aircraft Division Joint Base Jbmdl (USA) |
| 8TB8 | Dialight Corporation (USA) |
| 8TB8C | Dynalec Corporation (USA) |
| 9000S6505-73214PC14 | Naval Ship Systems Command (USA) |
| H793-3201-42 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 7742837P003 | Lockheed Martin Corporation Div Rms (USA) |
| 564101-14 | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 1080H94H10 | Northrop Grumman Systems Corporation Div Marine Systems (USA) |
| AA59125/14-8TB8 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| MIL-T-55164/14 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 1653731-2 | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
| A-A-59125/14 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| 2635-088-38 ITEM 1-25 | Naval Sea Systems Command (USA) |
| 7742837P3 | Lockheed Martin Corporation Div Rms (USA) |
| 556-7106782-25 | Naval Sea Systems Command (USA) |
NSN 5940-00-502-4522 is a Terminal Board, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5940 (No Item Name Available). Status: cancelled.
NSN 5940-00-502-4522 has 23 cross-referenced part numbers: 8TB8 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 556-7068391-42 (Naval Sea Systems Command), 10-1852-4 PC-17 (L3 Technologies, Inc.), 401-6937230 ITE (Naval Sea Systems Command), 3A243 (Dynalec Corporation) and 18 more.
There are 12 known substitutes for 5940-00-502-4522: 5940-00-441-9204, 5940-00-500-5388, 5940-00-518-9611 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 8TB8: Board Height Excluding Terminals: 0.500 INCHES IN; Distance From Left Edge of Terminal Board to Center of First Mounting Facility: 0.188 INCHES IN; Material Document and Classification: MIL-M-14,TYPE MAI-60 MIL SPEC SINGLE MATERIAL RESPONSE BOARD; Terminal Connecting Link Quantity: 8 SINGLE. 29 total characteristics are documented in the Federal Logistics Information System.
NSN 5940-00-502-4522 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.