The Bearing,ball,annular, cataloged under National Stock Number 3110-00-271-0120, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Dorer Engineering Inc Dba O J Rodgers Company. Government technical data includes 12 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-00-271-0120 |
| Primary Part Number | R963BT70 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Dorer Engineering Inc Dba O J Rodgers Company |
| Status | ACTIVE |
| Retainer Fabrication Method | PRESSED |
| Lubrication Material | GREASE |
| Internal Fit-Up Designation | STANDARD |
| Surface Finish | GROUND |
| Shield Quantity | 2 |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Overall Outside Diameter | 0.9057 INCHES MINIMUM AND 0.9062 INCHES MAXIMUM IN |
| Bore Shape | STRAIGHT |
| Load Direction | RADIAL |
| Bore Diameter | 0.3740 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN |
| Material | STEEL OVERALL |
| Lubrication Material Document and Classification | DC33,FSCM 71984 MFR REF 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 | X |
| Part Number | Manufacturer |
|---|---|
| R963BT70 PRIMARY | Dorer Engineering Inc Dba O J Rodgers Company (USA) |
| Reference | Meaning |
|---|---|
| 512554A | 3/2 Design control — primary reference U.S. Government activity |
| A512554 | 3/2 Design control — primary reference U.S. Government activity |
| 512554A | 5/9 Secondary reference Smiths Detection Inc. Dba Smiths Detection Inc Casc |
| A512554CHA | 3/2 Design control — primary reference U.S. Government activity |
| A512554 | 5/9 Secondary reference Smiths Detection Inc. Dba Smiths Detection Inc Casc |
| A512554CHA | 5/9 Secondary reference Smiths Detection Inc. Dba Smiths Detection Inc Casc |
NSN 3110-00-271-0120 is a Bearing,ball,annular, manufactured by Dorer Engineering Inc Dba O J Rodgers Company, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-00-271-0120 has 1 manufacturer part number on file: R963BT70 (Dorer Engineering Inc Dba O J Rodgers Company).
Key specifications for R963BT70: Retainer Fabrication Method: PRESSED; Lubrication Material: GREASE; Internal Fit-Up Designation: STANDARD; Surface Finish: GROUND. 12 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.