The Bearing,ball,annular, cataloged under National Stock Number 3110-01-145-3200, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Rbc Bearings Incorporated Div West Trenton Division. Government technical data includes 14 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-145-3200 |
| Primary Part Number | 1638DC |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Rbc Bearings Incorporated Div West Trenton Division |
| Status | ACTIVE |
| Retainer Fabrication Method | PRESSED |
| Bearing Seal Type | CONTACT |
| Lubrication Material | GREASE |
| Surface Finish | GROUND |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Overall Outside Diameter | 1.9994 INCHES MINIMUM AND 2.0000 INCHES MAXIMUM IN |
| Bore Shape | STRAIGHT |
| Load Direction | RADIAL |
| Seal Quantity | 2 |
| Bore Diameter | 0.7495 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN |
| Material | STEEL OUTER RING |
| Material | STEEL INNER RING |
| Material | STEEL BALL |
| Lubrication Material Document and Classification | DOD-G-24508 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 |
|---|---|
| 1638DC PRIMARY | Rbc Bearings Incorporated Div West Trenton Division (USA) |
| Reference | Meaning |
|---|---|
| BR9938 | 5/9 Secondary reference Schatz Bearing Corporation Dba Schatz Bearing Corp |
| FF-B-171 | 4/1 Identification reference U.S. Government activity |
| 1638DC | 3/9 Design control — primary reference Skf Industries Inc Nice Bearing Products Div |
NSN 3110-01-145-3200 is a Bearing,ball,annular, manufactured by Rbc Bearings Incorporated Div West Trenton Division, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-145-3200 has 1 manufacturer part number on file: 1638DC (Rbc Bearings Incorporated Div West Trenton Division).
Key specifications for 1638DC: Retainer Fabrication Method: PRESSED; Bearing Seal Type: CONTACT; Lubrication Material: GREASE; Surface Finish: GROUND. 14 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.