The Terminal,lug, cataloged under National Stock Number 5940-00-615-2557, 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 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 11 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5940-00-615-2557 |
| Primary Part Number | 57A5A51-6 |
| Item Name | Terminal,lug |
| FSC / FSG | 5940 / 59 — Lugs, Terminals, and Terminal Strips |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Mounting Facility Thickness | 0.018 INCHES IN |
| Mounting Hole Diameter | 0.120 INCHES IN |
| Basic Shape Style | SOLDER, ANGULAR |
| Mounting Method Style | RING |
| Electrical Insulation Feature | UNINSULATED |
| Conductor Accommodation Type | SLANT LUG W/TWO HOLES SINGLE END |
| Angle | 45.0 DEGREES |
| Largest Width | 0.188 INCHES SINGLE END IN |
| Surface Treatment | SOLDER OVERALL SINGLE LAYER |
| Mounting Tongue Width | 0.300 INCHES IN |
| Material | COPPER ALLOY OVERALL |
| 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 |
|---|---|
| 57A5A51-6 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 57A5A51-6 PRIMARY | Naval Air Warfare Center Aircraft Div (USA) |
| Reference | Meaning |
|---|---|
| TPS3-4-1P | 5/9 Secondary reference Navcom Defense Electronics, Inc. |
| 2404-04-00 | 5/9 Secondary reference Itw Shakeproof Automotive Products |
| 208902-1 | 7/2 Vendor item drawing reference Raytheon Company |
| 149-028-0005 | 7/2 Vendor item drawing reference U.S. Government activity |
| 208902 | D/9 Drawing number reference only Raytheon Company |
NSN 5940-00-615-2557 is a Terminal,lug, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5940, Lugs, Terminals, and Terminal Strips. Status: active.
NSN 5940-00-615-2557 has 2 manufacturer part numbers on file: 57A5A51-6 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 57A5A51-6 (Naval Air Warfare Center Aircraft Div).
2 possible matches (shared part number, not a government interchangeability claim): 5940-01-361-5824, 3040-01-574-5571. Verify interchangeability with system specifications before substitution.
Key specifications for 57A5A51-6: Overall Length: 0.641 INCHES IN; Mounting Facility Thickness: 0.018 INCHES IN; Mounting Hole Diameter: 0.120 INCHES IN; Basic Shape Style: SOLDER, ANGULAR. 11 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.