The Bearing,ball,annular, cataloged under National Stock Number 3110-01-160-2183, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Rbc Aircraft Products, Inc.. Government technical data includes 25 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through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3110-01-160-2183 |
| Primary Part Number | 176C2461-10 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Rbc Aircraft Products, Inc. |
| Status | ACTIVE |
| Retainer Fabrication Method | PRESSED |
| Bearing Seal Type | CONTACT |
| Lubrication Material | GREASE |
| Surface Treatment Document and Classification | QQ-C-390,CLASS 1,TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE INNER RING |
| Surface Treatment Document and Classification | QQ-C-390,CLASS 1,TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE OUTER RING |
| Internal Fit-Up Designation | STANDARD |
| Surface Finish | GROUND |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE BALL |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE OUTER RING |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE INNER RING |
| Overall Outside Diameter | 1.6250 INCHES NOMINAL IN |
| Bore Shape | STRAIGHT |
| Load Direction | RADIAL |
| Surface Treatment | NICKEL AND CHROMIUM INNER RING |
| Surface Treatment | NICKEL AND CHROMIUM RETAINER |
| Seal Quantity | 2 |
| Standard Tolerance Designation | ABEC NO.1 |
| Bore Diameter | 0.7500 INCHES NOMINAL IN |
| Material | STEEL COMP E52100 BALL |
| Material | RUBBER SYNTHETIC SEAL |
| Material | STEEL RETAINER |
| Material | STEEL COMP E52100 OUTER RING |
| Material | STEEL COMP E52100 INNER RING |
| Lubrication Material Document and Classification | MIL-G-23827 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 | X |
| Part Number | Manufacturer |
|---|---|
| 176C2461-10 PRIMARY | Rbc Aircraft Products, Inc. (USA) |
| 176C2461-10 PRIMARY | Schatz Bearing Corporation Dba Schatz Bearing Corp (USA) |
| 176C2461-10 PRIMARY | New Hampshire Ball Bearings Inc Div Precision Division (USA) |
| Reference | Meaning |
|---|---|
| S8PPC2A3275 | 5/9 Secondary reference Timken Co Div the Timken Company |
| 176C2461-10 | 7/2 Vendor item drawing reference General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems |
| R1-2634DDSD604RA1 | 5/9 Secondary reference U.S. Government activity |
| 176C2461-10 | 5/9 Secondary reference U.S. Government activity |
| RI-2634DDSD604RDA1P38LG68 | 5/1 Secondary reference U.S. Government activity |
| S8PPEXPFS50160 | 5/9 Secondary reference Timken Co Div the Timken Company |
| S8PPA3275 | 5/1 Secondary reference Rbc Aircraft Products, Inc. |
NSN 3110-01-160-2183 is a Bearing,ball,annular, manufactured by Rbc Aircraft Products, Inc., classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-160-2183 has 3 manufacturer part numbers on file: 176C2461-10 (Rbc Aircraft Products, Inc.), 176C2461-10 (Schatz Bearing Corporation Dba Schatz Bearing Corp), 176C2461-10 (New Hampshire Ball Bearings Inc Div Precision Division).
1 possible match (shared part number, not a government interchangeability claim): 3110-01-227-4103. Verify interchangeability with system specifications before substitution.
Key specifications for 176C2461-10: Retainer Fabrication Method: PRESSED; Bearing Seal Type: CONTACT; Lubrication Material: GREASE; Surface Treatment Document and Classification: QQ-C-390,CLASS 1,TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE INNER RING. 25 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.