The Ring,externally Threaded, cataloged under National Stock Number 5365-01-063-1996, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 19 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5365-01-063-1996 |
| Primary Part Number | 810-438058 PIECE 24 |
| Item Name | Ring,externally Threaded |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Bore Annular Internal Serration | INCLUDED |
| Beveled Thread | INCLUDED |
| Bore Edge Process | ANY ACCEPTABLE |
| Drive Type | SLOTTED FACE |
| Material Document and Classification | QQ-C-390 ALLOY 903 TY 3 FED SPEC SINGLE MATERIAL RESPONSE |
| Thread 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 | 3.125-16 |
| Screw Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Depth | 0.250 INCHES NOMINAL IN |
| Width | 0.250 INCHES NOMINAL IN |
| Thread Class | 3A A |
| Bore Diameter | 2.531 INCHES NOMINAL IN |
| Material | COPPER ALLOY 903 |
| 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 |
|---|---|
| 810-438058 PIECE 24 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 803-4385058-X-0 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 810-4385058 PIECE 7 | 5/9 Secondary reference Naval Sea Systems Command |
| 803-4385058 PIE | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 5365-01-063-1996 is a Ring,externally Threaded, manufactured by Naval Sea Systems Command, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-063-1996 has 1 manufacturer part number on file: 810-438058 PIECE 24 (Naval Sea Systems Command).
Key specifications for 810-438058 PIECE 24: Bore Annular Internal Serration: INCLUDED; Beveled Thread: INCLUDED; Bore Edge Process: ANY ACCEPTABLE; Drive Type: SLOTTED FACE. 19 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.