The Bearing,plain,self-Aligning, cataloged under National Stock Number 3120-01-660-1682, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Kamatics Corporation. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-01-660-1682 |
| Primary Part Number | BACB10FB06GC04 |
| Item Name | Bearing,plain,self-Aligning |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Kamatics Corporation |
| Status | ACTIVE |
| Inner Member Width | 0.445 INCHES MINIMUM AND 0.449 INCHES MAXIMUM IN |
| Outer Member Width | 0.349 INCHES MINIMUM AND 0.354 INCHES MAXIMUM IN |
| Style Designator | WITH INSERT AND/OR LINER WITH STAKING GROOVE |
| Material Document and Classification | AMS5630 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5880 ASSN STD SINGLE MATERIAL RESPONSE INNER MEMBER |
| Material Document and Classification | AMS5659 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5643 ASSN STD SINGLE MATERIAL RESPONSE OUTER RING |
| Material Document and Classification | AS81820 ASSN STD SINGLE MATERIAL RESPONSE OR BMS3-39 TYPE II ASSN STD SINGLE MATERIAL RESPONSE BORE LINER |
| Bore Diameter | 0.3750 INCHES MINIMUM AND 0.3755 INCHES MAXIMUM IN |
| Material | STEEL CORROSION RESISTING OUTER RING |
| Material | STEEL COMP 440C INNER MEMBER |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE BORE LINER |
| Outer Member Outside Diameter | 0.9145 INCHES MINIMUM AND 0.9150 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 |
|---|---|
| BACB10FB06GC04 | Kamatics Corporation (USA) |
| BACB10FB06GC04 | New Hampshire Ball Bearings Inc Div Astro Division (USA) |
| Reference | Meaning |
|---|---|
| BACB10FB06GC04 | 5/2 Secondary reference U.S. Government activity |
| BACB10FB06GC04 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3120-01-660-1682 is a Bearing,plain,self-Aligning, manufactured by Kamatics Corporation, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-660-1682 has 2 manufacturer part numbers on file: BACB10FB06GC04 (Kamatics Corporation), BACB10FB06GC04 (New Hampshire Ball Bearings Inc Div Astro Division).
Key specifications for BACB10FB06GC04: Inner Member Width: 0.445 INCHES MINIMUM AND 0.449 INCHES MAXIMUM IN; Outer Member Width: 0.349 INCHES MINIMUM AND 0.354 INCHES MAXIMUM IN; Style Designator: WITH INSERT AND/OR LINER WITH STAKING GROOVE; Material Document and Classification: AMS5630 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5880 ASSN STD SINGLE MATERIAL RESPONSE INNER MEMBER. 11 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.