The Bearing,plain,spherical, cataloged under National Stock Number 3120-01-302-6567, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is D-J Engineering Inc Dba D-J Engineering Inc. The record lists 9 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-01-302-6567 |
| Primary Part Number | 491-10081-504 |
| Item Name | Bearing,plain,spherical |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | D-J Engineering Inc Dba D-J Engineering Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| 491-10081-504 | D-J Engineering Inc Dba D-J Engineering Inc (USA) |
| 491-10081-504 | Harlow Aerostructures, Llc (USA) |
| 491-10081-504 | Preci-Manufacturing, Incorporated (USA) |
| 491-10081-504 | Camnetics Manufacturing Corporation (USA) |
| 491-10081-504 | The Boeing Company Div Defense (USA) |
| 491-10081-504 | Forrest Machining Llc Dba Fmi Aerostructures (USA) |
| 491-10081-504 | Tect Hypervelocity, Inc. (USA) |
| 491-10081-504 | Malones Cnc Machining Inc (USA) |
| 491-10081-504 | Nordam Group Llc, the Div Nordam (USA) |
| Reference | Meaning |
|---|---|
| 491-10081-L | 5/9 Secondary reference U.S. Government activity |
| 491 10081-503 | 5/9 Secondary reference U.S. Government activity |
| 491-10081-504 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3120-01-302-6567 is a Bearing,plain,spherical, manufactured by D-J Engineering Inc Dba D-J Engineering Inc, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-302-6567 has 9 manufacturer part numbers on file: 491-10081-504 (D-J Engineering Inc Dba D-J Engineering Inc), 491-10081-504 (Harlow Aerostructures, Llc), 491-10081-504 (Preci-Manufacturing, Incorporated), 491-10081-504 (Camnetics Manufacturing Corporation), 491-10081-504 (The Boeing Company Div Defense) and 4 more.
Key specifications for 491-10081-504: Part Name Assigned by Controlling Agency: BEARING, PLAIN, SPHERICAL; End Item Identification: B-52 AIRCRAFT. 0 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.