The Terminal,feedthru, cataloged under National Stock Number 5940-01-166-3651, 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 Hermetic Seal Corporation Div Ametek Inc.. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5940-01-166-3651 |
| Primary Part Number | 1202-SS40-1 |
| Item Name | Terminal,feedthru |
| FSC / FSG | 5940 / 59 — Lugs, Terminals, and Terminal Strips |
| Manufacturer | Hermetic Seal Corporation Div Ametek Inc. |
| Status | ACTIVE |
| Width Across Flats | 0.250 INCHES0.250 INCHES IN |
| Largest Diameter | 0.040 INCHES ALL ENDS IN |
| First End Terminal Length | 0.150 INCHES IN |
| Major Bushing Length | 0.040 INCHES IN |
| Second End Terminal Length | 0.423 INCHES IN |
| Thread Length | 0.147 INCHES IN |
| Basic Shape Style | NONTUBULAR HEX |
| Mounting Method Style | THREADED BUSHING |
| Threaded Bushing Width Across Flats | 0.250 INCHES IN |
| Electrical Insulation Feature | HERMETIC SEAL |
| Conductor Accommodation Type | PIN ALL ENDS |
| Surface Treatment | TIN OVERALL EXCEPT INSULATION SINGLE LAYER |
| Mounting Thread Diameter | 0.190 INCHES IN |
| Material | STEEL MOUNTING FACILITY |
| Material | GLASS INSULATION |
| Material | COPPER ALLOY CONDUCTOR ACCOMMODATION |
| Mounting Thread Series | UNF |
| 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 |
|---|---|
| 1202-SS40-1 PRIMARY | Hermetic Seal Corporation Div Ametek Inc. (USA) |
| Reference | Meaning |
|---|---|
| 339088 | 5/9 Secondary reference Northrop Grumman Corp Electronic Systems Defensive System Div |
NSN 5940-01-166-3651 is a Terminal,feedthru, manufactured by Hermetic Seal Corporation Div Ametek Inc., classified under FSC 5940, Lugs, Terminals, and Terminal Strips. Status: active.
NSN 5940-01-166-3651 has 1 manufacturer part number on file: 1202-SS40-1 (Hermetic Seal Corporation Div Ametek Inc.).
Key specifications for 1202-SS40-1: Width Across Flats: 0.250 INCHES0.250 INCHES IN; Largest Diameter: 0.040 INCHES ALL ENDS IN; First End Terminal Length: 0.150 INCHES IN; Major Bushing Length: 0.040 INCHES IN. 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.