The Backshell,electrical Connector, cataloged under National Stock Number 5935-01-423-5243, is classified within Federal Supply Class 5935 (Connectors, Electrical) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5935-01-423-5243 |
| Primary Part Number | 05A091S4G20C |
| Item Name | Backshell,electrical Connector |
| FSC / FSG | 5935 / 59 — Connectors, Electrical |
| Manufacturer | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 THREADED COUPLING |
| Thread Tolerance Class | 6H INTERNAL |
| Overall Diameter | 1.781 INCHES MAXIMUM IN |
| Style Designator | STRAIGHT TYPE W/STRAIN RELIEF |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 31.0 MILLIMETERS MM |
| Body Length | 1.000 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM AND NICKEL |
| Material | ALUMINUM ALLOY |
| Thread Series Designator | ISO M |
| Cable Opening Diameter | 1.250 INCHES NOMINAL 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 |
|---|---|
| 05A091S4G20C PRIMARY | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems (USA) |
| 8938S2020364H12 | Electro Adapter Inc (USA) |
| S3142S7220S70 | Joslyn Sunbank Company, Llc Dba Joslyn Sunbank Co Llc (USA) |
| 1035WS2120 | Bailey Johnson and Associates Inc Dba Connector Accessories Inc (USA) |
NSN 5935-01-423-5243 is a Backshell,electrical Connector, manufactured by Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems, classified under FSC 5935, Connectors, Electrical. Status: active.
NSN 5935-01-423-5243 has 4 manufacturer part numbers on file: 05A091S4G20C (Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems), 8938S2020364H12 (Electro Adapter Inc), S3142S7220S70 (Joslyn Sunbank Company, Llc Dba Joslyn Sunbank Co Llc), 1035WS2120 (Bailey Johnson and Associates Inc Dba Connector Accessories Inc).
Key specifications for 05A091S4G20C: Mounting Facility Type and Quantity: 1 THREADED COUPLING; Thread Tolerance Class: 6H INTERNAL; Overall Diameter: 1.781 INCHES MAXIMUM IN; Style Designator: STRAIGHT TYPE W/STRAIN RELIEF. 11 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.