The Bearing,ball,annular, cataloged under National Stock Number 3110-01-327-3579, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Woodward, Inc. Div Fuel Systems and Controls. Government technical data includes 17 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3110-01-327-3579 |
| Primary Part Number | 1412-648 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Woodward, Inc. Div Fuel Systems and Controls |
| Status | ACTIVE |
| Bearing Seal Type | CONTACT |
| Lubrication Material | OIL |
| Internal Clearance | 0.0001 INCHES MINIMUM RADIAL AND 0.0005 INCHES MAXIMUM RADIAL IN |
| Flange Outside Diameter | 0.5470 INCHES NOMINAL IN |
| Surface Finish | GROUND |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Bore Shape | STRAIGHT |
| Load Direction | RADIAL |
| Alignment Type | RIGID |
| Seal Quantity | 2 |
| Flange Width | 0.0310 INCHES NOMINAL IN |
| Outer Ring Outside Diameter | 0.5000 INCHES NOMINAL IN |
| Standard Tolerance Designation | ABEC NO.5 |
| Bore Diameter | 0.3125 INCHES NOMINAL IN |
| Material | STEEL COMP 440C INNER RING |
| Material | STEEL COMP 440C OUTER RING |
| Material | STEEL COMP 440C BALL |
| 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 |
|---|---|
| 1412-648 PRIMARY | Woodward, Inc. Div Fuel Systems and Controls (USA) |
| Reference | Meaning |
|---|---|
| 1412-648 | 3/2 Design control — primary reference U.S. Government activity |
| SSRIF-8516SD503RA5P15LO1 | 5/9 Secondary reference New Hampshire Ball Bearings Inc Div Precision Division |
NSN 3110-01-327-3579 is a Bearing,ball,annular, manufactured by Woodward, Inc. Div Fuel Systems and Controls, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-327-3579 has 1 manufacturer part number on file: 1412-648 (Woodward, Inc. Div Fuel Systems and Controls).
1 possible match (shared part number, not a government interchangeability claim): 6520-01-655-4860. Verify interchangeability with system specifications before substitution.
Key specifications for 1412-648: Bearing Seal Type: CONTACT; Lubrication Material: OIL; Internal Clearance: 0.0001 INCHES MINIMUM RADIAL AND 0.0005 INCHES MAXIMUM RADIAL IN; Flange Outside Diameter: 0.5470 INCHES NOMINAL IN. 17 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.