The Bearing,ball,annular, cataloged under National Stock Number 3110-00-649-7575, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Eaton Corp Dba Eaton Aerospace Jackson. Government technical data includes 18 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-00-649-7575 |
| Primary Part Number | 31525 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Eaton Corp Dba Eaton Aerospace Jackson |
| Status | ACTIVE |
| Retainer Fabrication Method | PRESSED |
| Bearing Seal Type | CONTACT |
| Lubrication Material | GREASE |
| Internal Clearance | 0.0030 INCHES MINIMUM RADIAL AND 0.0050 INCHES MAXIMUM RADIAL IN |
| Surface Finish | GROUND |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Overall Outside Diameter | 22.00 MILLIMETERS NOMINAL MM |
| Bore Shape | STRAIGHT |
| Load Direction | RADIAL |
| Seal Quantity | 2 |
| Standard Tolerance Designation | ABEC NO.1 |
| Bore Diameter | 8.00 MILLIMETERS NOMINAL MM |
| Material | STEEL OUTER RING |
| Material | STEEL INNER RING |
| Material | RUBBER SYNTHETIC SEAL |
| Material | STEEL RETAINER |
| Material | STEEL BALL |
| Lubrication Material Document and Classification | ANDOK C,FSCM 29700 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 |
|---|---|
| 31525 PRIMARY | Eaton Corp Dba Eaton Aerospace Jackson (USA) |
| TFA31525 | Eaton Corp Dba Eaton Aerospace Jackson (USA) |
| TF31525 PRIMARY | A & R Hydraulics, Llc (USA) |
| Reference | Meaning |
|---|---|
| TF31525 | 7/2 Vendor item drawing reference Eaton Corp Dba Eaton Aerospace Jackson |
| 3110006497575 | 5/9 Secondary reference E.c.a Etablissement Centrald'approvisionnement Des Forces Armee |
NSN 3110-00-649-7575 is a Bearing,ball,annular, manufactured by Eaton Corp Dba Eaton Aerospace Jackson, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-00-649-7575 has 3 manufacturer part numbers on file: 31525 (Eaton Corp Dba Eaton Aerospace Jackson), TFA31525 (Eaton Corp Dba Eaton Aerospace Jackson), TF31525 (A & R Hydraulics, Llc).
2 possible matches (shared part number, not a government interchangeability claim): 5330-01-038-3081, 5940-01-470-7088. Verify interchangeability with system specifications before substitution.
Key specifications for 31525: Retainer Fabrication Method: PRESSED; Bearing Seal Type: CONTACT; Lubrication Material: GREASE; Internal Clearance: 0.0030 INCHES MINIMUM RADIAL AND 0.0050 INCHES MAXIMUM RADIAL IN. 18 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.