The Terminal,feedthru, cataloged under National Stock Number 5940-01-220-9711, 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.. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Terminal,feedthru |
| FSC / FSG | 5940 — Lugs, Terminals, and Terminal Strips (FSG 59) |
| Manufacturers | Hermetic Seal Corporation Div Ametek Inc. (CAGE 04820); Astro Seal, Inc (CAGE 21183) |
| Parameter | Value |
|---|---|
| NSN | 5940-01-220-9711 |
| Primary Part Number | K1021-PS30R |
| Item Name | Terminal,feedthru |
| FSC / FSG | 5940 / 59 — Lugs, Terminals, and Terminal Strips |
| Manufacturer | Hermetic Seal Corporation Div Ametek Inc. |
| Status | ACTIVE |
| 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 |
|---|---|
| K1021-PS30R PRIMARY | Hermetic Seal Corporation Div Ametek Inc. (USA) |
| AS225-20029 PRIMARY | Astro Seal, Inc (USA) |
| Reference | Meaning |
|---|---|
| 306-2477-020 | 7/2 Vendor item drawing reference Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
| EP1715-2 | 5/9 Secondary reference Wilbrecht Electronics Inc Elecpac Div |
NSN 5940-01-220-9711 is a Terminal,feedthru, manufactured by Hermetic Seal Corporation Div Ametek Inc., classified under FSC 5940, Lugs, Terminals, and Terminal Strips. Status: active.
NSN 5940-01-220-9711 has 2 manufacturer part numbers on file: K1021-PS30R (Hermetic Seal Corporation Div Ametek Inc.), AS225-20029 (Astro Seal, Inc).
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.