The Ring,externally Threaded, cataloged under National Stock Number 5365-01-078-9864, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Qioptiq Ltd. Government technical data includes 18 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5365-01-078-9864 |
| Primary Part Number | 015484 |
| Item Name | Ring,externally Threaded |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Qioptiq Ltd |
| Status | ACTIVE |
| FSC Application Data | CELL ASSEMBLY,OPTIC |
| Bore Annular Internal Serration | NOT INCLUDED |
| Beveled Thread | NOT INCLUDED |
| Drive Type | SLOTTED FACE |
| Taper Minor Diameter | 3.900 INCHES MINIMUM AND 3.903 INCHES MAXIMUM IN |
| Taper Major Diameter Location | DRIVE END |
| Bore Shape | TAPERED |
| Thread Direction | RIGHT-HAND |
| Setscrew Locking Notch | NOT INCLUDED |
| Accommodation Type and Quantity | 2 SLOTS |
| Casehardening Indicator | NOT CASEHARDENED |
| Angle Between Accommodations in Deg | 180.0 |
| Thread Size | 4.160-32 |
| Screw Thread Series Designator | UNF |
| Depth | 0.045 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN |
| Width | 0.057 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN |
| Thread Class | 2A A |
| Material | ALUMINUM ALLOY 2024 |
| 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 |
|---|---|
| 015484 PRIMARY | Qioptiq Ltd (GBR) |
NSN 5365-01-078-9864 is a Ring,externally Threaded, manufactured by Qioptiq Ltd, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-078-9864 has 1 manufacturer part number on file: 015484 (Qioptiq Ltd).
Key specifications for 015484: FSC Application Data: CELL ASSEMBLY,OPTIC; Bore Annular Internal Serration: NOT INCLUDED; Beveled Thread: NOT INCLUDED; Drive Type: SLOTTED FACE. 18 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.