The Backshell,electrical Connector, cataloged under National Stock Number 5935-01-057-8728, is classified within Federal Supply Class 5935 (Connectors, Electrical) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5935-01-057-8728 |
| Primary Part Number | 3178180-5 |
| Item Name | Backshell,electrical Connector |
| FSC / FSG | 5935 / 59 — Connectors, Electrical |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 THREADED COUPLING |
| Seal Type | PREFORMED PACKING |
| Distance From Centerline to Cable End | 2.828 INCHES NOMINAL IN |
| Body Angle in Deg | 90.0 |
| Style Designator | ANGLE TYPE W/CLAMP |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 1.438 INCHES IN |
| Cable Opening Quantity | 1 |
| Size Designation | 25 |
| Surface Treatment | NICKEL |
| Environmental Protection | WATERPROOF |
| Thread Class | 2B |
| Thread Quantity Per Inch | 18 |
| Thread Series Designator | UNEF |
| Cable Opening Diameter | 1.312 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN |
| 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 |
|---|---|
| S-1684-26R | Joslyn Sunbank Company, Llc Dba Joslyn Sunbank Co Llc (USA) |
| 3178180-5 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 900-282R027 | Electro Adapter Inc (USA) |
NSN 5935-01-057-8728 is a Backshell,electrical Connector, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5935, Connectors, Electrical. Status: active.
NSN 5935-01-057-8728 has 3 manufacturer part numbers on file: S-1684-26R (Joslyn Sunbank Company, Llc Dba Joslyn Sunbank Co Llc), 3178180-5 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 900-282R027 (Electro Adapter Inc).
Key specifications for 3178180-5: Mounting Facility Type and Quantity: 1 THREADED COUPLING; Seal Type: PREFORMED PACKING; Distance From Centerline to Cable End: 2.828 INCHES NOMINAL IN; Body Angle in Deg: 90.0. 15 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.