The Ring,externally Threaded, cataloged under National Stock Number 5365-00-809-1926, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Simmonds Precision Products Inc. Government technical data includes 21 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 | 5365-00-809-1926 |
| Primary Part Number | S4406 |
| Item Name | Ring,externally Threaded |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Simmonds Precision Products Inc |
| Status | ACTIVE |
| Bore Annular Internal Serration | NOT INCLUDED |
| Beveled Thread | NOT INCLUDED |
| Chamfer Length | 0.050 INCHES NOMINAL IN |
| Bore Edge Process | CHAMFERED |
| Drive Type | SLOTTED FACE |
| Material Document and Classification | COMP 303 ASSN STD SINGLE MATERIAL RESPONSE |
| Process End Location | BOTH ENDS |
| Bore Shape | STRAIGHT |
| 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 | 0.750-20 |
| Screw Thread Series Designator | UNEF |
| Chamfer Angle in Deg | 45.0 |
| Depth | 0.090 INCHES NOMINAL IN |
| Width | 0.090 INCHES NOMINAL IN |
| Thread Class | 2A A |
| Bore Diameter | 0.560 INCHES NOMINAL IN |
| Material | STEEL COMP 303 |
| 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 |
|---|---|
| S4406 PRIMARY | Simmonds Precision Products Inc (USA) |
NSN 5365-00-809-1926 is a Ring,externally Threaded, manufactured by Simmonds Precision Products Inc, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-00-809-1926 has 1 manufacturer part number on file: S4406 (Simmonds Precision Products Inc).
Key specifications for S4406: Bore Annular Internal Serration: NOT INCLUDED; Beveled Thread: NOT INCLUDED; Chamfer Length: 0.050 INCHES NOMINAL IN; Bore Edge Process: CHAMFERED. 21 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.