The Bearing,ball,duplex, cataloged under National Stock Number 3110-00-548-5804, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Mpb Corporation Dba Mpb Corp. Government technical data includes 16 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-00-548-5804 |
| Primary Part Number | 3TAR29-36-157 |
| Item Name | Bearing,ball,duplex |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Mpb Corporation Dba Mpb Corp |
| Status | ACTIVE |
| Retainer Fabrication Method | MACHINED |
| Bearing Preload Rating | 30.0 POUNDS NOMINAL LBS |
| Internal Clearance | 0.0007 INCHES MINIMUM RADIAL AND 0.0012 INCHES MAXIMUM RADIAL IN |
| Surface Finish | GROUND |
| Style Designator | UNIVERSAL GROUND FACES, NON-LOADING GROOVE, NON-SEPARABLE |
| Material Document and Classification | UNABLE TO DECODE |
| Overall Outside Diameter | 2.2496 INCHES MINIMUM AND 2.2500 INCHES MAXIMUM IN |
| Load Direction | ANGULAR |
| Bore Diameter | 1.8121 INCHES MINIMUM AND 1.8125 INCHES MAXIMUM IN |
| Material | STEEL COMP 440C INNER RING |
| Material | STEEL COMP 440C OUTER RING |
| Material | STEEL COMP 440C BALL |
| Material | OIL LUBRICATING LUBRICATION |
| Material | PLASTIC PHENOLIC AND PAPER OR COTTON OR GLASS RETAINER |
| Material | STEEL COMP 416 OR STEEL COMP 440C SPACER |
| Lubrication Material Document and Classification | MIL-L-6085 MIL SPEC SINGLE MATERIAL RESPONSE |
| 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 |
|---|---|
| 3TAR29-36-157 PRIMARY | Mpb Corporation Dba Mpb Corp (USA) |
| VSN544HX8DB30 PRIMARY | Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation (USA) |
| Reference | Meaning |
|---|---|
| 114C2086 | 7/2 Vendor item drawing reference General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems |
NSN 3110-00-548-5804 is a Bearing,ball,duplex, manufactured by Mpb Corporation Dba Mpb Corp, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-00-548-5804 has 2 manufacturer part numbers on file: 3TAR29-36-157 (Mpb Corporation Dba Mpb Corp), VSN544HX8DB30 (Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation).
Key specifications for 3TAR29-36-157: Retainer Fabrication Method: MACHINED; Bearing Preload Rating: 30.0 POUNDS NOMINAL LBS; Internal Clearance: 0.0007 INCHES MINIMUM RADIAL AND 0.0012 INCHES MAXIMUM RADIAL IN; Surface Finish: GROUND. 16 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.