The Terminal,lug, cataloged under National Stock Number 5940-00-683-4660, 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 Naval Air Warfare Center Aircraft Div. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5940-00-683-4660 |
| Primary Part Number | 57A5A187-1 |
| Item Name | Terminal,lug |
| FSC / FSG | 5940 / 59 — Lugs, Terminals, and Terminal Strips |
| Manufacturer | Naval Air Warfare Center Aircraft Div |
| Status | ACTIVE |
| Mounting Facility Thickness | 0.018 INCHES IN |
| Mounting Hole Diameter | 0.204 INCHES IN |
| Maximum Conductor Size Accommodated | 8 AWG |
| Basic Shape Style | SOLDER |
| Mounting Method Style | RING |
| Electrical Insulation Feature | UNINSULATED |
| Conductor Accommodation Type | SLANT LUG W/ONE HOLE SINGLE END |
| Largest Width | 0.250 INCHES SINGLE END IN |
| Surface Treatment | TIN OVERALL SINGLE LAYER |
| Mounting Tongue Width | 0.344 INCHES IN |
| Material | COPPER ALLOY OVERALL |
| Material Thickness | 0.018 INCHES IN |
| 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 |
|---|---|
| 57A5A187-1 PRIMARY | Naval Air Warfare Center Aircraft Div (USA) |
| 57A5A187-1 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 10194103-002 | Us Army Aviation and Missile Command (USA) |
| Reference | Meaning |
|---|---|
| 2116-10-00 | 5/9 Secondary reference Itw Shakeproof Automotive Products |
NSN 5940-00-683-4660 is a Terminal,lug, manufactured by Naval Air Warfare Center Aircraft Div, classified under FSC 5940, Lugs, Terminals, and Terminal Strips. Status: active.
NSN 5940-00-683-4660 has 3 manufacturer part numbers on file: 57A5A187-1 (Naval Air Warfare Center Aircraft Div), 57A5A187-1 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 10194103-002 (Us Army Aviation and Missile Command).
Key specifications for 57A5A187-1: Overall Length: 1.375 INCHES IN; Mounting Facility Thickness: 0.018 INCHES IN; Mounting Hole Diameter: 0.204 INCHES IN; Maximum Conductor Size Accommodated: 8 AWG. 12 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.