The Bearing,ball,annular, cataloged under National Stock Number 3110-01-305-0171, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Circor Pumps North America Llc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 — Bearings, Antifriction, Unmounted (FSG 31) |
| Manufacturers | Circor Pumps North America Llc (CAGE 59180) |
| Parameter | Value |
|---|---|
| NSN | 3110-01-305-0171 |
| Primary Part Number | S-2107 KC/0400 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Circor Pumps North America Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| S-2107 KC/0400 PRIMARY | Circor Pumps North America Llc (USA) |
| SGH607 PIECE 38 | Circor Pumps North America Llc (USA) |
| Reference | Meaning |
|---|---|
| S-2107 KC/0400 | 5/9 Secondary reference Siemens Energy, Inc. |
| SGH607 PIECE 38 | 5/9 Secondary reference Siemens Energy, Inc. |
NSN 3110-01-305-0171 is a Bearing,ball,annular, manufactured by Circor Pumps North America Llc, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-305-0171 has 2 manufacturer part numbers on file: S-2107 KC/0400 (Circor Pumps North America Llc), SGH607 PIECE 38 (Circor Pumps North America Llc).
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.