The Terminal,feedthru, cataloged under National Stock Number 5940-01-114-9804, 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 Charles Beronio Dba Heldor Sphere. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5940-01-114-9804 |
| Primary Part Number | 312-A-1A |
| Item Name | Terminal,feedthru |
| FSC / FSG | 5940 / 59 — Lugs, Terminals, and Terminal Strips |
| Manufacturer | Charles Beronio Dba Heldor Sphere |
| Status | ACTIVE |
| Minor Bushing Length | 0.219 INCHES0.219 INCHES IN |
| Minor Bushing Diameter | 0.312 INCHES0.312 INCHES IN |
| Overall Diameter | 0.312 INCHES0.312 INCHES IN |
| First End Terminal Length | 0.406 INCHES IN |
| Major Bushing Length | 0.156 INCHES0.156 INCHES IN |
| Second End Terminal Length | 0.182 INCHES IN |
| Basic Shape Style | NONTUBULAR ROUNDNONTUBULAR ROUND |
| Mounting Method Style | TWO-PIECE PRESS FITTWO-PIECE PRESS FIT |
| Electrical Insulation Feature | INSULATING MOUNTING BUSHINGINSULATING MOUNTING BUSHING |
| Conductor Accommodation Type | THREADED EXTERNAL ALL ENDS |
| Material | ALUMINUM OVERALL EXCEPT INSULATION |
| Material | STEATITE INSULATION |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5940-01-114-9804 is a Terminal,feedthru, manufactured by Charles Beronio Dba Heldor Sphere, classified under FSC 5940, Lugs, Terminals, and Terminal Strips. Status: active.
NSN 5940-01-114-9804 has 2 manufacturer part numbers on file: 312-A-1A (Charles Beronio Dba Heldor Sphere), 81863-1 (Hamilton Sundstrand Corporation Dba Collins Aerospace).
Key specifications for 312-A-1A: Minor Bushing Length: 0.219 INCHES0.219 INCHES IN; Minor Bushing Diameter: 0.312 INCHES0.312 INCHES IN; Overall Diameter: 0.312 INCHES0.312 INCHES IN; First End Terminal Length: 0.406 INCHES IN. 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.