The Retainer,electrical Connector, cataloged under National Stock Number 5935-00-321-0209, 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 Corporation. Government technical data includes 11 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. 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 | 5935-00-321-0209 |
| Primary Part Number | 780254 |
| Item Name | Retainer,electrical Connector |
| FSC / FSG | 5935 / 59 — Connectors, Electrical |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 8 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY |
| Surface Treatment Document and Classification | MIL-C-14550,CLASS 3 MIL SPEC 1ST TREATMENT RESPONSE AND QQ-S-365,TYPE I,GRADE B FED SPEC 2ND TREATMENT RESPONSE AND MIL-R-46085 (MR) TYPE I,CLASS I MIL SPEC 3RD TREATMENT RESPONSE |
| Overall Diameter | 4.000 INCHES NOMINAL IN |
| Precious Material | SILVER AND RHODIUM |
| Unthreaded Mounting Hole Diameter | 0.164 INCHES MINIMUM AND 0.172 INCHES MAXIMUM SINGLE MOUNTING FACILITY IN |
| Style Designator | CUP |
| Precious Material and Weight | 0.100 SILVER GRAINS, TROY AND 0.100 RHODIUM GRAINS, TROY |
| Bolt Circle Diameter | 3.440 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Surface Treatment | COPPER AND SILVER AND RHODIUM |
| Precious Material and Location | BODY SURFACE SILVER AND BODY SURFACE RHODIUM |
| Material | ALUMINUM ALLOY |
| 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 |
|---|---|
| 780254 PRIMARY | Northrop Grumman Systems Corporation (USA) |
NSN 5935-00-321-0209 is a Retainer,electrical Connector, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5935, Connectors, Electrical. Status: active.
NSN 5935-00-321-0209 has 1 manufacturer part number on file: 780254 (Northrop Grumman Systems Corporation).
1 possible match (shared part number, not a government interchangeability claim): 5935-00-431-3931. Verify interchangeability with system specifications before substitution.
Key specifications for 780254: Mounting Facility Type and Quantity: 8 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY; Overall Height: 0.734 INCHES NOMINAL IN; Surface Treatment Document and Classification: MIL-C-14550,CLASS 3 MIL SPEC 1ST TREATMENT RESPONSE AND QQ-S-365,TYPE I,GRADE B FED SPEC 2ND TREATMENT RESPONSE AND MIL-R-46085 (MR) TYPE I,CLASS I MIL SPEC 3RD TREATMENT RESPONSE; Overall Diameter: 4.000 INCHES NOMINAL IN. 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.