The Bearing,ball,annular, cataloged under National Stock Number 3110-01-304-9586, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Us Army Aviation and Missile Command. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-304-9586 |
| Primary Part Number | P81793-011-02 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Us Army Aviation and Missile Command |
| Status | ACTIVE |
| Retainer Fabrication Method | PRESSED |
| Internal Clearance | 0.0002 INCHES MINIMUM RADIAL AND 0.0008 INCHES MAXIMUM RADIAL IN |
| Flange Outside Diameter | 0.1710 INCHES NOMINAL IN |
| Surface Finish | GROUND |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Material Document and Classification | AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Bore Shape | STRAIGHT |
| Load Direction | RADIAL |
| Alignment Type | RIGID |
| Flange Width | 0.1300 INCHES NOMINAL IN |
| Outer Ring Outside Diameter | 0.1250 INCHES NOMINAL IN |
| Standard Tolerance Designation | ABEC NO. 7P |
| Bore Diameter | 0.0400 INCHES NOMINAL IN |
| Material | STEEL COMP 440C OVERALL |
| 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 |
|---|---|
| P81793-011-02 PRIMARY | Us Army Aviation and Missile Command (USA) |
| S2FC-7-P28-LD | Alinabal Holdings Corporation Div Engineered Products Group (USA) |
| S2FC-7-P28-LD PRIMARY | Mpb Corp Div Timken Super Precision (USA) |
NSN 3110-01-304-9586 is a Bearing,ball,annular, manufactured by Us Army Aviation and Missile Command, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-304-9586 has 3 manufacturer part numbers on file: P81793-011-02 (Us Army Aviation and Missile Command), S2FC-7-P28-LD (Alinabal Holdings Corporation Div Engineered Products Group), S2FC-7-P28-LD (Mpb Corp Div Timken Super Precision).
Key specifications for P81793-011-02: Retainer Fabrication Method: PRESSED; Internal Clearance: 0.0002 INCHES MINIMUM RADIAL AND 0.0008 INCHES MAXIMUM RADIAL IN; Flange Outside Diameter: 0.1710 INCHES NOMINAL IN; Surface Finish: GROUND. 14 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.