The Terminal,stud, cataloged under National Stock Number 5940-01-099-1638, 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 U S Terminals Inc. Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5940-01-099-1638 |
| Primary Part Number | M1-657-3 |
| Item Name | Terminal,stud |
| FSC / FSG | 5940 / 59 — Lugs, Terminals, and Terminal Strips |
| Manufacturer | U S Terminals Inc |
| Status | ACTIVE |
| Minor Bushing Length | 0.105 INCHES IN |
| Swage Depth | 0.067 INCHES IN |
| Overall Diameter | 0.110 INCHES IN |
| Thru-Hole Diameter | 0.040 INCHES IN |
| Largest Diameter | 0.110 INCHES SINGLE END IN |
| Swage Outside Diameter | 0.054 INCHES IN |
| Basic Shape Style | NONTUBULAR, ROUND |
| Mounting Method Style | SWAGE |
| Electrical Insulation Feature | UNINSULATED |
| Terminal Length | 0.110 INCHES IN |
| Conductor Accommodation Type | SINGLE TURRET SINGLE END |
| Surface Treatment | LEAD ALLOY OR SOLDER OR TIN OVERALL SINGLE LAYER |
| Turret Minor Diameter | 0.085 INCHES SINGLE END 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 |
|---|---|
| M1-657-3 PRIMARY | U S Terminals Inc (USA) |
| Reference | Meaning |
|---|---|
| 306-2653-030 | 7/2 Vendor item drawing reference Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
NSN 5940-01-099-1638 is a Terminal,stud, manufactured by U S Terminals Inc, classified under FSC 5940, Lugs, Terminals, and Terminal Strips. Status: active.
NSN 5940-01-099-1638 has 1 manufacturer part number on file: M1-657-3 (U S Terminals Inc).
Key specifications for M1-657-3: Minor Bushing Length: 0.105 INCHES IN; Swage Depth: 0.067 INCHES IN; Overall Diameter: 0.110 INCHES IN; Thru-Hole Diameter: 0.040 INCHES IN. 14 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.