The Backshell,electrical Connector, cataloged under National Stock Number 5935-01-027-3654, is classified within Federal Supply Class 5935 (Connectors, Electrical) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Joslyn Sunbank Company, Llc Dba Joslyn Sunbank Co Llc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5935-01-027-3654 |
| Primary Part Number | S983-144R-1.25-4 |
| Item Name | Backshell,electrical Connector |
| FSC / FSG | 5935 / 59 — Connectors, Electrical |
| Manufacturer | Joslyn Sunbank Company, Llc Dba Joslyn Sunbank Co Llc |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 THREADED COUPLING |
| Seal Type | PREFORMED PACKING |
| Style Designator | STRAIGHT TYPE W/CABLE CLAMP |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.813 INCHES IN |
| Cable Opening Quantity | 1 |
| Size Designation | 4 AND 14 |
| Surface Treatment | CADMIUM |
| Thread Class | 2B |
| Thread Quantity Per Inch | 20 |
| Thread Series Designator | UNEF |
| Cable Opening Diameter | 0.188 INCHES MINIMUM AND 0.312 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 |
|---|---|
| S983-144R-1.25-4 PRIMARY | Joslyn Sunbank Company, Llc Dba Joslyn Sunbank Co Llc (USA) |
| BC213L | British Sarozal Ltd (GBR) |
| Reference | Meaning |
|---|---|
| S983-144R1-25-4 | C/1 Advisory reference — outside the item-of-supply concept Joslyn Sunbank Company, Llc Dba Joslyn Sunbank Co Llc |
| 3380075-025 | 5/2 Secondary reference U.S. Government activity |
NSN 5935-01-027-3654 is a Backshell,electrical Connector, manufactured by Joslyn Sunbank Company, Llc Dba Joslyn Sunbank Co Llc, classified under FSC 5935, Connectors, Electrical. Status: active.
NSN 5935-01-027-3654 has 2 manufacturer part numbers on file: S983-144R-1.25-4 (Joslyn Sunbank Company, Llc Dba Joslyn Sunbank Co Llc), BC213L (British Sarozal Ltd).
1 possible match (shared part number, not a government interchangeability claim): 5961-01-027-3684. Verify interchangeability with system specifications before substitution.
Key specifications for S983-144R-1.25-4: Mounting Facility Type and Quantity: 1 THREADED COUPLING; Seal Type: PREFORMED PACKING; Overall Height: 0.906 INCHES NOMINAL IN; Style Designator: STRAIGHT TYPE W/CABLE CLAMP. 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.