The Terminal,stud, cataloged under National Stock Number 5940-01-476-8656, 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 Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5940-01-476-8656 |
| Primary Part Number | 3573AS250-1 |
| Item Name | Terminal,stud |
| FSC / FSG | 5940 / 59 — Lugs, Terminals, and Terminal Strips |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Width Across Flats | 0.577 INCHES IN |
| Thread Length | 1.000 INCHES IN |
| Basic Shape Style | NONTUBULAR, HEX |
| Mounting Method Style | STUD |
| Electrical Insulation Feature | UNINSULATED |
| Terminal Length | 1.000 INCHES IN |
| Conductor Accommodation Type | THREADED EXTERNAL SINGLE END |
| Mounting Thread Diameter | 0.312 INCHES IN |
| Material | COPPER ALLOY 360 OVERALL |
| Mounting Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| 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 |
|---|---|
| 3573AS250-1 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 3573AS250 | D/9 Drawing number reference only Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
NSN 5940-01-476-8656 is a Terminal,stud, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 5940, Lugs, Terminals, and Terminal Strips. Status: active.
NSN 5940-01-476-8656 has 1 manufacturer part number on file: 3573AS250-1 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
1 possible match (shared part number, not a government interchangeability claim): 5940-01-476-8669. Verify interchangeability with system specifications before substitution.
Key specifications for 3573AS250-1: Width Across Flats: 0.577 INCHES IN; Thread Length: 1.000 INCHES IN; Basic Shape Style: NONTUBULAR, HEX; Mounting Method Style: STUD. 10 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.