The Bearing,ball,annular, cataloged under National Stock Number 3110-01-327-7986, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 9 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3110-01-327-7986 |
| Primary Part Number | 5819887 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Material Document and Classification | AMS 6491 ASSN STD SINGLE MATERIAL RESPONSE OUTER RING |
| Material Document and Classification | AMS 6491 ASSN STD SINGLE MATERIAL RESPONSE INNER RING |
| Material Document and Classification | AMS 6414 ASSN STD SINGLE MATERIAL RESPONSE SEPARATOR |
| Contact Angle | 14.0 DEGREES MINIMUM AND 18.0 DEGREES MAXIMUM |
| Load Direction | ANGULAR |
| Standard Tolerance Designation | ABEC NO.5 |
| Material | STEEL OUTER RING |
| Material | STEEL INNER RING |
| Material | STEEL COMP 4340 SEPARATOR |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 5819887 | Naval Sea Systems Command (USA) |
| 5819887 | Mpb Corporation Dba Mpb Corp (USA) |
| Reference | Meaning |
|---|---|
| 5HADH101-106 | 5/1 Secondary reference Mpb Corporation Dba Mpb Corp |
| 5819887 | 3/2 Design control — primary reference U.S. Government activity |
| MTMER-101SD600-M2A5PC16L02KB | 5/1 Secondary reference U.S. Government activity |
NSN 3110-01-327-7986 is a Bearing,ball,annular, manufactured by Naval Sea Systems Command, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-327-7986 has 2 manufacturer part numbers on file: 5819887 (Naval Sea Systems Command), 5819887 (Mpb Corporation Dba Mpb Corp).
Key specifications for 5819887: Material Document and Classification: AMS 6491 ASSN STD SINGLE MATERIAL RESPONSE OUTER RING; Material Document and Classification: AMS 6491 ASSN STD SINGLE MATERIAL RESPONSE INNER RING; Material Document and Classification: AMS 6414 ASSN STD SINGLE MATERIAL RESPONSE SEPARATOR; Contact Angle: 14.0 DEGREES MINIMUM AND 18.0 DEGREES MAXIMUM. 9 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.
NSN 3110-01-327-7986 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.