The Bearing,ball,annular, cataloged under National Stock Number 3110-00-159-9239, 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 10 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through both NSN and commercial part number lookups. 19 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 12 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 3110-00-159-9239 |
| Primary Part Number | SSR4RA3P15L02 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | New Hampshire Ball Bearings Inc Div Precision Division |
| Status | CANCELLED |
| Retainer Fabrication Method | PRESSED |
| Internal Fit-Up Designation | STANDARD |
| Surface Finish | GROUND |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Overall Outside Diameter | 0.6250 INCHES NOMINAL IN |
| Bore Shape | STRAIGHT |
| Load Direction | RADIAL |
| Standard Tolerance Designation | ABEC NO.3 |
| Bore Diameter | 0.2500 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING OVERALL |
| Acquisition Status | CANCELLED |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 8589788 | Goriziane Group Spa (ITA) |
| SSR4RA3P15L02 PRIMARY | New Hampshire Ball Bearings Inc Div Precision Division (USA) |
| Reference | Meaning |
|---|---|
| SSR4RA3P15L01 | 5/9 Secondary reference New Hampshire Ball Bearings Inc Div Precision Division |
| R4XR1J | 5/9 Secondary reference General Motors Corp Delco Moraine Ndh Div |
| 3110001599239 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| R-4 | 5/9 Secondary reference General Motors Corp Delco Moraine Ndh Div |
| SSR4XR3J | 5/9 Secondary reference General Motors Corp Delco Moraine Ndh Div |
| 702625 | 5/1 Secondary reference Army Weapons Command Attn Amswe-Ree-S |
| AMS1K7E5823A | 5/9 Secondary reference Timken Co Div the Timken Company |
| 8589788 | 5/1 Secondary reference Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate |
| SSR4X3A | 5/9 Secondary reference General Motors Corp Delco Moraine Ndh Div |
| 2632253 | 5/1 Secondary reference Honeywell International Inc Div Aerospace-South Bend (bendix Dr) |
| R4K4SG | 5/9 Secondary reference Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation |
| SSN593-208-1863 | 5/9 Secondary reference U.S. Government activity |
| SSR4X3 | 5/9 Secondary reference General Motors Corp Delco Moraine Ndh Div |
| R4D | 5/9 Secondary reference General Motors Corp Delco Moraine Ndh Div |
| SSR4X3 | 5/9 Secondary reference General Motors Corp |
| AMS1K7 | 5/9 Secondary reference Timken Co Div the Timken Company |
| R4STB306A020H14S0086R | 5/9 Secondary reference Skf Usa Inc. |
| 370-117702-7 | 5/9 Secondary reference U.S. Government activity |
| SSR4X3A | 5/9 Secondary reference General Motors Corp |
NSN 3110-00-159-9239 is a Bearing,ball,annular, manufactured by New Hampshire Ball Bearings Inc Div Precision Division, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: cancelled.
NSN 3110-00-159-9239 has 2 manufacturer part numbers on file: 8589788 (Goriziane Group Spa), SSR4RA3P15L02 (New Hampshire Ball Bearings Inc Div Precision Division).
12 possible matches (shared part number, not a government interchangeability claim): 3455-00-250-0770, 3445-00-263-2955, 5975-00-265-7774. Verify interchangeability with system specifications before substitution.
Key specifications for SSR4RA3P15L02: Retainer Fabrication Method: PRESSED; Internal Fit-Up Designation: STANDARD; Surface Finish: GROUND; Style Designator: NON-LOADING GROOVE, NON-SEPARABLE. 10 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.
NSN 3110-00-159-9239 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.
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.