The Ring,polarizing,electrical Conne, cataloged under National Stock Number 5365-01-176-0301, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 3 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5365-01-176-0301 |
| Primary Part Number | ST5M1377T40 |
| Item Name | Ring,polarizing,electrical Conne |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| General Characteristics Item Description | BRASS,SILVER PLATED; 0.430 IN. LG; 0.730 IN. DIA; 0.438-28 UNEF 2B THDS; 72.0 AND 144.0 DEGREES POLARIZATION IN |
| Precious Material | SILVER |
| Precious Material and Location | RING SURFACE SILVER |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| ST5M1377T40 PRIMARY | The Boeing Company Div Defense (USA) |
| 3594916-1 PRIMARY | Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div (USA) |
| Reference | Meaning |
|---|---|
| 150290-0070 | 5/9 Secondary reference Itt Cannon Electric Phoenix Div |
| 223184-104 | 5/2 Secondary reference U.S. Government activity |
| KA-89-67-M07 | 5/2 Secondary reference U.S. Government activity |
NSN 5365-01-176-0301 is a Ring,polarizing,electrical Conne, manufactured by The Boeing Company Div Defense, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-176-0301 has 2 manufacturer part numbers on file: ST5M1377T40 (The Boeing Company Div Defense), 3594916-1 (Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div).
Key specifications for ST5M1377T40: General Characteristics Item Description: BRASS,SILVER PLATED; 0.430 IN. LG; 0.730 IN. DIA; 0.438-28 UNEF 2B THDS; 72.0 AND 144.0 DEGREES POLARIZATION IN; Precious Material: SILVER; Precious Material and Location: RING SURFACE SILVER; End Item Identification: F/TF-15A A. 3 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.