The Bearing,ball,linear Motion, cataloged under National Stock Number 3110-01-034-3840, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Linear Motion Llc Div Ugm. Government technical data includes 3 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3110-01-034-3840 |
| Primary Part Number | 772520-1 |
| Item Name | Bearing,ball,linear Motion |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Linear Motion Llc Div Ugm |
| Status | ACTIVE |
| Working Bore Diameter | 0.5000 INCHES NOMINAL IN |
| Surface Finish | GROUND |
| Outside Diameter | 0.8750 INCHES MINIMUM AND 0.8755 INCHES MAXIMUM IN |
| 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 |
|---|---|
| 772520-1 PRIMARY | Linear Motion Llc Div Ugm (USA) |
| Reference | Meaning |
|---|---|
| SUPER-8 | 5/9 Secondary reference U.S. Government activity |
| 772520 | 7/2 Vendor item drawing reference U.S. Government activity |
| 12918651-1 | 5/9 Secondary reference Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate |
| 12704144 | 5/9 Secondary reference Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate |
| 772520-1 | 5/2 Secondary reference U.S. Government activity |
| 772520-1 | 5/9 Secondary reference U.S. Government activity |
NSN 3110-01-034-3840 is a Bearing,ball,linear Motion, manufactured by Linear Motion Llc Div Ugm, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-034-3840 has 1 manufacturer part number on file: 772520-1 (Linear Motion Llc Div Ugm).
1 possible match (shared part number, not a government interchangeability claim): 6730-01-071-9314. Verify interchangeability with system specifications before substitution.
Key specifications for 772520-1: Working Bore Diameter: 0.5000 INCHES NOMINAL IN; Surface Finish: GROUND; Overall Length: 1.2300 INCHES MINIMUM AND 1.2500 INCHES MAXIMUM IN; Outside Diameter: 0.8750 INCHES MINIMUM AND 0.8755 INCHES MAXIMUM IN. 3 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.