The Backshell,electrical Connector, cataloged under National Stock Number 5935-01-028-9617, is classified within Federal Supply Class 5935 (Connectors, Electrical) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Semco Instruments Inc Div Atlas-Aero Corp., Division of Semco Instruments, Inc.. Government technical data includes 12 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5935-01-028-9617 |
| Primary Part Number | A1747-3 |
| Item Name | Backshell,electrical Connector |
| FSC / FSG | 5935 / 59 — Connectors, Electrical |
| Manufacturer | Semco Instruments Inc Div Atlas-Aero Corp., Division of Semco Instruments, Inc. |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 2 THREADED COUPLING |
| Nominal Thread Length | 0.200 INCHES AND 0.312 INCHES IN |
| Overall Diameter | 0.688 INCHES NOMINAL IN |
| Style Designator | STRAIGHT TYPE |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.562 INCHES AND 0.625 INCHES IN |
| Size Designation | 10 |
| Surface Treatment | CADMIUM |
| Thread Class | 2B AND 2A A |
| Thread Quantity Per Inch | 24 |
| Material | ALUMINUM ALLOY |
| Thread Series Designator | UNEF |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| A1747-3 PRIMARY | Semco Instruments Inc Div Atlas-Aero Corp., Division of Semco Instruments, Inc. (USA) |
NSN 5935-01-028-9617 is a Backshell,electrical Connector, manufactured by Semco Instruments Inc Div Atlas-Aero Corp., Division of Semco Instruments, Inc., classified under FSC 5935, Connectors, Electrical. Status: active.
NSN 5935-01-028-9617 has 1 manufacturer part number on file: A1747-3 (Semco Instruments Inc Div Atlas-Aero Corp., Division of Semco Instruments, Inc.).
Key specifications for A1747-3: Mounting Facility Type and Quantity: 2 THREADED COUPLING; Nominal Thread Length: 0.200 INCHES AND 0.312 INCHES IN; Overall Diameter: 0.688 INCHES NOMINAL IN; Style Designator: STRAIGHT TYPE. 12 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.