The Bearing,plain,self-Aligning, cataloged under National Stock Number 3120-01-331-9760, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Sae International Dba Sae International. Government technical data includes 15 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-01-331-9760 |
| Primary Part Number | MS14104-4C |
| Item Name | Bearing,plain,self-Aligning |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-35,440C FED SPEC SINGLE TREATMENT RESPONSE INNER MEMBER |
| Inner Member Width | 0.3410 INCHES MINIMUM AND 0.3430 INCHES MAXIMUM IN |
| Hardness Rating | 55.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM INNER MEMBER |
| Hardness Rating | 23.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OUTER RACE MEMBER |
| Outer Member Width | 0.2450 INCHES MINIMUM AND 0.2550 INCHES MAXIMUM IN |
| Style Designator | WITH INSERT AND/OR LINER |
| Material Document and Classification | AMS5629H1000,PH13-8MO ASSN STD SINGLE MATERIAL RESPONSE INNER MEMBER |
| Material Document and Classification | AMS5643,17-4PH ASSN STD SINGLE MATERIAL RESPONSE OUTER RING |
| Surface Treatment | PASSIVATE INNER MEMBER |
| Static Radial Load Rating | 6040 POUNDS LBS |
| Bore Diameter | 0.2495 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE RACE LINER |
| Material | STEEL COMP XM-13 INNER MEMBER |
| Material | STEEL COMP 630 OUTER RING |
| Outer Member Outside Diameter | 0.6557 INCHES MINIMUM AND 0.6562 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 |
|---|---|
| MS14104-4C PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| SAE-AS81820 | 3/1 Design control — primary reference Sae International Dba Sae International |
| MS14104-4C | 5/9 Secondary reference U.S. Government activity |
NSN 3120-01-331-9760 is a Bearing,plain,self-Aligning, manufactured by Sae International Dba Sae International, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-331-9760 has 1 manufacturer part number on file: MS14104-4C (Sae International Dba Sae International).
Key specifications for MS14104-4C: Surface Treatment Document and Classification: QQ-P-35,440C FED SPEC SINGLE TREATMENT RESPONSE INNER MEMBER; Inner Member Width: 0.3410 INCHES MINIMUM AND 0.3430 INCHES MAXIMUM IN; Hardness Rating: 55.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM INNER MEMBER; Hardness Rating: 23.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OUTER RACE 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.