The Bearing,ball,annular, cataloged under National Stock Number 3110-01-108-0713, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Telemechanics Inc. Government technical data includes 11 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-108-0713 |
| Primary Part Number | 331258 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Telemechanics Inc |
| Status | ACTIVE |
| Retainer Fabrication Method | PRESSED |
| Lubrication Material | GREASE |
| Surface Finish | GROUND |
| Shield Quantity | 2 |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Overall Outside Diameter | 0.8750 INCHES NOMINAL IN |
| Bore Shape | STRAIGHT |
| Load Direction | RADIAL |
| Standard Tolerance Designation | ABEC NO.3 |
| Bore Diameter | 0.3750 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING 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 |
|---|---|
| 1438ZZ | Minebea Mitsumi Inc. Div Rodend-Fastener Business Unit (JPN) |
| 331258 PRIMARY | Telemechanics Inc (USA) |
| Reference | Meaning |
|---|---|
| R61PPDK48 | 5/2 Secondary reference U.S. Government activity |
| RI143822RA1 | 5/2 Secondary reference U.S. Government activity |
| 1438ZZ | 5/9 Secondary reference Minebea Mitsumi Inc. |
| 331258 | 5/9 Secondary reference American Telephone and Telegraph Co |
NSN 3110-01-108-0713 is a Bearing,ball,annular, manufactured by Telemechanics Inc, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-108-0713 has 2 manufacturer part numbers on file: 1438ZZ (Minebea Mitsumi Inc. Div Rodend-Fastener Business Unit), 331258 (Telemechanics Inc).
1 possible match (shared part number, not a government interchangeability claim): 3040-01-334-1529. Verify interchangeability with system specifications before substitution.
Key specifications for 331258: Retainer Fabrication Method: PRESSED; Lubrication Material: GREASE; Surface Finish: GROUND; Shield Quantity: 2. 11 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.