The Bearing,plain,self-Aligning, cataloged under National Stock Number 3120-01-352-2799, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Rbc Transport Dynamics Corp Div Rbc Transport Dynamics. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 8 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-01-352-2799 |
| Primary Part Number | 03-829-05E-010A |
| Item Name | Bearing,plain,self-Aligning |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Rbc Transport Dynamics Corp Div Rbc Transport Dynamics |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE INNER MEMBER |
| Inner Member Width | 0.6200 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN |
| Hardness Rating | 28.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM OUTER RACE MEMBER |
| Hardness Rating | 43.0 ROCKWELL C MINIMUM AND 47.0 ROCKWELL C MAXIMUM INNER MEMBER |
| Outer Member Width | 0.2500 INCHES MINIMUM AND 0.2600 INCHES MAXIMUM IN |
| Style Designator | WITH INSERT AND/OR LINER WITH STAKING GROOVE |
| Material Document and Classification | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OUTER RACE MEMBER |
| Material Document and Classification | AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE INNER MEMBER |
| Material Document and Classification | MIL-B-81820 MIL SPEC SINGLE MATERIAL RESPONSE RACE LINER |
| Surface Treatment | PASSIVATE INNER MEMBER |
| Bore Diameter | 0.3120 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM IN |
| Material | STEEL COMP XM-13 INNER MEMBER |
| Material | STEEL COMP 630 OUTER RACE MEMBER |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE AND PLASTIC POLYAMIDE NYLON AND PLASTIC PHENOLIC RACE LINER |
| Outer Member Outside Diameter | 0.6870 INCHES MINIMUM AND 0.6875 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 |
|---|---|
| HTY5V-59A | New Hampshire Ball Bearings Inc Div Precision Division (USA) |
| 03-829-05E-010A PRIMARY | Rbc Transport Dynamics Corp Div Rbc Transport Dynamics (USA) |
| HTY5V-59A | Minebea Mitsumi Inc. Div Rodend-Fastener Business Unit (JPN) |
| HTY5VA-59(LI) PRIMARY | New Hampshire Ball Bearings Inc Div Astro Division (USA) |
| 04A059-5A | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems (USA) |
| 04A059-5A | Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems (USA) |
| KSC191200B-5A PRIMARY | Kamatics Corporation (USA) |
| LYG05E-059A | Rbc Specline Inc Dba Specline Inc (USA) |
| Reference | Meaning |
|---|---|
| SWKR-5-113-001 | 3/2 Design control — primary reference U.S. Government activity |
| KDSY5-28A | 3/2 Design control — primary reference U.S. Government activity |
| HTY5V-59A | 5/9 Secondary reference Minebea Mitsumi Inc. |
| KSDY5-28A | 5/9 Secondary reference U.S. Government activity |
NSN 3120-01-352-2799 is a Bearing,plain,self-Aligning, manufactured by Rbc Transport Dynamics Corp Div Rbc Transport Dynamics, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-352-2799 has 8 manufacturer part numbers on file: HTY5V-59A (New Hampshire Ball Bearings Inc Div Precision Division), 03-829-05E-010A (Rbc Transport Dynamics Corp Div Rbc Transport Dynamics), HTY5V-59A (Minebea Mitsumi Inc. Div Rodend-Fastener Business Unit), HTY5VA-59(LI) (New Hampshire Ball Bearings Inc Div Astro Division), 04A059-5A (Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems) and 3 more.
Key specifications for 03-829-05E-010A: Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE INNER MEMBER; Inner Member Width: 0.6200 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN; Hardness Rating: 28.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM OUTER RACE MEMBER; Hardness Rating: 43.0 ROCKWELL C MINIMUM AND 47.0 ROCKWELL C MAXIMUM INNER MEMBER. 15 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.