The Bearing,ball,annular, cataloged under National Stock Number 3110-01-339-4110, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Mpb Corp Div Timken Super Precision. Government technical data includes 24 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-339-4110 |
| Primary Part Number | SR6FRZZ5P58LY231 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Mpb Corp Div Timken Super Precision |
| Status | ACTIVE |
| Retainer Fabrication Method | PRESSED |
| Bearing Seal Type | CONTACT |
| Lubrication Material | GREASE |
| Internal Clearance | 0.0005 INCHES MINIMUM RADIAL AND 0.0008 INCHES MAXIMUM RADIAL IN |
| Flange Outside Diameter | 0.9690 INCHES NOMINAL IN |
| Surface Finish | GROUND |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Material Document and Classification | AMS 5618 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5880 ASSN STD SINGLE MATERIAL RESPONSE BALL |
| Material Document and Classification | AMS 5618 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5880 ASSN STD SINGLE MATERIAL RESPONSE INNER RING |
| Material Document and Classification | AMS 5618 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5880 ASSN STD SINGLE MATERIAL RESPONSE OUTER RING |
| Material Document and Classification | MIL-R-6855,CLASS 2 MIL SPEC SINGLE MATERIAL RESPONSE SEAL |
| Bore Shape | STRAIGHT |
| Load Direction | RADIAL |
| Seal Quantity | 2 |
| Flange Width | 0.0620 INCHES NOMINAL IN |
| Outer Ring Outside Diameter | 0.8750 INCHES NOMINAL IN |
| Standard Tolerance Designation | ABEC NO.3 |
| Bore Diameter | 0.3750 INCHES NOMINAL IN |
| Material | STEEL COMP 440C INNER RING |
| Material | STEEL COMP 440C OUTER RING |
| Material | RUBBER CHLOROPRENE CLASS CR SEAL |
| Material | STEEL COMP 440C BALL |
| Material | STEEL OR COPPER ALLOY RETAINER |
| Lubrication Material Document and Classification | MIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | N |
| Part Number | Manufacturer |
|---|---|
| SR6FRZZ5P58LY231 PRIMARY | Mpb Corp Div Timken Super Precision (USA) |
| Reference | Meaning |
|---|---|
| SSRIF-1438LLRA3P58LY48 | 3/2 Design control — primary reference U.S. Government activity |
| 5907009 | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 3110-01-339-4110 is a Bearing,ball,annular, manufactured by Mpb Corp Div Timken Super Precision, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-339-4110 has 1 manufacturer part number on file: SR6FRZZ5P58LY231 (Mpb Corp Div Timken Super Precision).
Key specifications for SR6FRZZ5P58LY231: Retainer Fabrication Method: PRESSED; Bearing Seal Type: CONTACT; Lubrication Material: GREASE; Internal Clearance: 0.0005 INCHES MINIMUM RADIAL AND 0.0008 INCHES MAXIMUM RADIAL IN. 24 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.