The Terminal Board, cataloged under National Stock Number 5940-00-983-6081, 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 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5940-00-983-6081 |
| Primary Part Number | 40TB21 |
| 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 | ACTIVE |
| Terminal Design | FEEDTHRU |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 8.281 INCHES IN |
| Mounting Hole Diameter | 0.171 INCHES IN |
| Board Overall Width | 0.875 INCHES IN |
| Terminal Row Quantity | 2 |
| Center to Center Distance Between Terminals | 0.375 INCHES IN |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 0.312 INCHES IN |
| Mounting Facility Type and Quantity | 4 UNTHREADED HOLE(S) |
| Board Height Excluding Terminals | 0.484 INCHES IN |
| Terminal Pattern Arrangement | SINGLE ROW |
| Base Thickness | 0.328 INCHES IN |
| Current Rating in Amps | 7.5 |
| Terminal Connecting Link Quantity | 21 SINGLE |
| Feedthru Connection End Type | F4 SECOND END SINGLE COMBINATION BOARD |
| Board Overall Height | 0.922 INCHES IN |
| Terminal Connecting Link Type | 1 SINGLE |
| Distance From Bottom Edge of Terminal Board to Center of Mounting Hole | 0.282 INCHES IN |
| Board Overall Length | 8.578 INCHES IN |
| Feedthru Terminal Quantity | 21 SINGLE COMBINATION |
| Material Document and Classification | MIL-P-19833,TYPE GDI-30F MIL SPEC SINGLE MATERIAL RESPONSE BOARD |
| Material | PLASTIC DIALLYL PHTHALATE AND GLASS FIBER BOARD |
| Surface Treatment Document and Classification | QQ-N-290,CLASS 1,TYPE 8 FED SPEC 1ST TREATMENT RESPONSE TERMINALS |
| Dielectric Withstanding Voltage in Volts | 3000.0 |
| Distance Between Terminal Row Centers | 0.312 INCHES IN |
| Board Construction | HOLLOW CONSTRUCTION WITHOUT INSULATED STRIP |
| Body Style | BARRIER TYPE |
| Distance From Left Edge of Terminal Board to Center of First Mounting Facility | 0.141 INCHES IN |
| Feedthru Connection End Type | 857 FIRST END SINGLE COMBINATION LOCATION NOT OTHERWISE SPECIFIED |
| Surface Treatment | NICKEL AND TIN TERMINALS |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 40TB21 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| MIL-T-55164/4 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| A-A-59125/4 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
NSN 5940-00-983-6081 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: active.
NSN 5940-00-983-6081 has 3 cross-referenced part numbers: 40TB21 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-T-55164/4 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), A-A-59125/4 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC).
There are 12 known substitutes for 5940-00-983-6081: 5940-00-983-6065, 5940-00-983-6066, 5940-00-983-6068 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 40TB21: Terminal Design: FEEDTHRU; Center to Center Distance Between Mounting Facilities Parallel to Length: 8.281 INCHES IN; Mounting Hole Diameter: 0.171 INCHES IN; Board Overall Width: 0.875 INCHES IN. 29 total characteristics are documented in the Federal Logistics Information System.