The Bearing,ball,annular, cataloged under National Stock Number 3110-01-160-2181, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is New Hampshire Ball Bearings Inc Div Precision Division. Government technical data includes 25 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-160-2181 |
| Primary Part Number | 176C2461-24 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | New Hampshire Ball Bearings Inc Div Precision Division |
| Status | ACTIVE |
| Retainer Fabrication Method | PRESSED |
| Bearing Seal Type | CONTACT |
| Lubrication Material | GREASE |
| Surface Treatment Document and Classification | QQ-C-320,CLASS 1,TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE INNER RING |
| Surface Treatment Document and Classification | QQ-C-320,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 | 35.00 MILLIMETERS NOMINAL MM |
| Bore Shape | STRAIGHT |
| Load Direction | RADIAL |
| Surface Treatment | NICKEL AND CHROMIUM INNER RING |
| Surface Treatment | NICKEL AND CHROMIUM OUTER RING |
| Seal Quantity | 2 |
| Standard Tolerance Designation | ABEC NO.1 |
| Bore Diameter | 15.00 MILLIMETERS NOMINAL MM |
| 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 |
|---|---|
| 176C2461-24 PRIMARY | New Hampshire Ball Bearings Inc Div Precision Division (USA) |
| Reference | Meaning |
|---|---|
| 176C2461-24 | 7/2 Vendor item drawing reference General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems |
| 176C2461-24 | 5/1 Secondary reference Timken Co Div the Timken Company |
| 176C2461-24 | 5/1 Secondary reference U.S. Government activity |
| 202NPPEXPFS10160 | 5/9 Secondary reference Timken Co Div the Timken Company |
| 202PPA3275 | 5/1 Secondary reference Timken Co Div the Timken Company |
NSN 3110-01-160-2181 is a Bearing,ball,annular, manufactured by New Hampshire Ball Bearings Inc Div Precision Division, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-160-2181 has 1 manufacturer part number on file: 176C2461-24 (New Hampshire Ball Bearings Inc Div Precision Division).
Key specifications for 176C2461-24: Retainer Fabrication Method: PRESSED; Bearing Seal Type: CONTACT; Lubrication Material: GREASE; Surface Treatment Document and Classification: QQ-C-320,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.