The Terminal Board, cataloged under National Stock Number 5940-00-481-0667, 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 Lockheed Martin Corporation Div Rms - Mitchel Field. Government technical data includes 17 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. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5940-00-481-0667 |
| Primary Part Number | 275303 |
| Item Name | Terminal Board |
| FSC / FSG | 5940 / 59 — Lugs, Terminals, and Terminal Strips |
| Manufacturer | Lockheed Martin Corporation Div Rms - Mitchel Field |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 4 UNTHREADED HOLE(S) |
| Nonfeedthru Terminal Quantity | 4 SINGLE |
| Body Style | STRIP TYPE |
| Nonfeedthru Terminal Type | 439 SINGLE |
| Mounting Hole Diameter | 0.156 INCHES IN |
| Board Thickness | 0.094 INCHES IN |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 0.938 INCHES IN |
| Terminal Design | NONFEEDTHRU |
| Center to Center Distance Between Terminals | 0.039 INCHES IN |
| Terminal Row Quantity | 1 |
| Surface Treatment | SOLDER TERMINALS |
| Board Overall Width | 0.750 INCHES IN |
| Terminal Pattern Arrangement | SINGLE ROW |
| Special Markings | MARKED 1 THRU 4; BOARD MARKED TB409 |
| Material | PLASTIC BOARD |
| Board Overall Length | 1.281 INCHES IN |
| Board Construction | SOLID CONSTRUCTION |
| 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 |
|---|---|
| 275303 PRIMARY | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
NSN 5940-00-481-0667 is a Terminal Board, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5940, Lugs, Terminals, and Terminal Strips. Status: active.
NSN 5940-00-481-0667 has 1 manufacturer part number on file: 275303 (Lockheed Martin Corporation Div Rms - Mitchel Field).
2 possible matches (shared part number, not a government interchangeability claim): 4820-01-160-5756, 5340-01-429-6783. Verify interchangeability with system specifications before substitution.
Key specifications for 275303: Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S); Nonfeedthru Terminal Quantity: 4 SINGLE; Body Style: STRIP TYPE; Nonfeedthru Terminal Type: 439 SINGLE. 17 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.