The Bearing,sleeve, cataloged under National Stock Number 3120-01-034-8910, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Volumatic Inc Dba Volumatic Inc. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 11 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3120-01-034-8910 |
| Primary Part Number | 66-13304-1 |
| Item Name | Bearing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Volumatic Inc Dba Volumatic Inc |
| Status | ACTIVE |
| Surface Finish | 125.0 MICROINCHES OVERALL |
| Corner Shape | SQUARE ALL CORNERS |
| Body Outside Diameter | 0.6800 INCHES MINIMUM AND 0.7200 INCHES MAXIMUM IN |
| Style Designator | SOLID, PLAIN, NO OUTSIDE FLANGES |
| Body Inside Diameter | 0.3900 INCHES MINIMUM AND 0.4000 INCHES MAXIMUM IN |
| Surface Treatment | ANODIZE OVERALL |
| Material | ALUMINUM ALLOY 2024 OVERALL |
| 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 |
|---|---|
| 66-13304-1 PRIMARY | Volumatic Inc Dba Volumatic Inc (USA) |
| 66-13304-1 PRIMARY | Aero Components, Llc (USA) |
| 66-13304-1 PRIMARY | Harlow Aerostructures, Llc (USA) |
| 66-13304-1 PRIMARY | Nordam Group Llc, the Div Nordam (USA) |
| 66-13304-1 PRIMARY | Camnetics Manufacturing Corporation (USA) |
| 66-13304-1 | Tect Hypervelocity, Inc. (USA) |
| 66-13304-1 PRIMARY | C. E. Machine Co., Inc. (USA) |
| 66-13304-1 PRIMARY | Malones Cnc Machining Inc (USA) |
| 66-13304-1 PRIMARY | D-J Engineering Inc Dba D-J Engineering Inc (USA) |
| 66-13304-1 PRIMARY | Infinity Fabrication, Inc. (USA) |
| 66-13304-1 PRIMARY | Pro-Fab, Llc (USA) |
| Reference | Meaning |
|---|---|
| 66-13304-1 | 3/2 Design control — primary reference U.S. Government activity |
| 66-13304 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 3120-01-034-8910 is a Bearing,sleeve, manufactured by Volumatic Inc Dba Volumatic Inc, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-034-8910 has 11 manufacturer part numbers on file: 66-13304-1 (Volumatic Inc Dba Volumatic Inc), 66-13304-1 (Aero Components, Llc), 66-13304-1 (Harlow Aerostructures, Llc), 66-13304-1 (Nordam Group Llc, the Div Nordam), 66-13304-1 (Camnetics Manufacturing Corporation) and 6 more.
1 possible match (shared part number, not a government interchangeability claim): 4320-01-653-1336. Verify interchangeability with system specifications before substitution.
Key specifications for 66-13304-1: Surface Finish: 125.0 MICROINCHES OVERALL; Corner Shape: SQUARE ALL CORNERS; Body Outside Diameter: 0.6800 INCHES MINIMUM AND 0.7200 INCHES MAXIMUM IN; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES. 7 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.