The Bearing,ball,annular, cataloged under National Stock Number 3110-01-235-6622, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Gleason Corp. Government technical data includes 18 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3110-01-235-6622 |
| Primary Part Number | 527 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Gleason Corp |
| Status | ACTIVE |
| Bearing Seal Type | CONTACT |
| Lubrication Material | GREASE |
| Outer Ring Width | 0.4860 INCHES NOMINAL IN |
| Internal Fit-Up Designation | STANDARD |
| Flange Outside Diameter | 1.4700 INCHES MINIMUM AND 1.5300 INCHES MAXIMUM IN |
| Surface Finish | UNGROUND |
| Style Designator | SPLIT U-SHAPED OUTER RING WITH FLANGED B AND, SOLID INNER RING EXTENDED ONFLANGE SIDE, NON-SEPARABLE |
| Bore Shape | STRAIGHT |
| Load Direction | RADIAL |
| Alignment Type | RIGID |
| Seal Quantity | 2 |
| Outer Ring Outside Diameter | 1.3800 INCHES MINIMUM AND 1.3840 INCHES MAXIMUM IN |
| Bore Diameter | 0.6280 INCHES MINIMUM AND 0.6320 INCHES MAXIMUM IN |
| Material | STEEL OUTER RING |
| Material | STEEL INNER RING |
| Material | RUBBER SYNTHETIC SEAL |
| Material | STEEL BAND |
| Material | STEEL BALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 527 PRIMARY | Gleason Corp (USA) |
| Reference | Meaning |
|---|---|
| 144045 | 5/9 Secondary reference Syn-Tech System, Inc. |
NSN 3110-01-235-6622 is a Bearing,ball,annular, manufactured by Gleason Corp, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-235-6622 has 1 manufacturer part number on file: 527 (Gleason Corp).
1 possible match (shared part number, not a government interchangeability claim): 6750-01-427-1341. Verify interchangeability with system specifications before substitution.
Key specifications for 527: Bearing Seal Type: CONTACT; Lubrication Material: GREASE; Outer Ring Width: 0.4860 INCHES NOMINAL IN; Internal Fit-Up Designation: STANDARD. 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.
NSN 3110-01-235-6622 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.