The Retainer,ball,bearing, cataloged under National Stock Number 3110-01-210-7971, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is The Walworth Company. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-210-7971 |
| Primary Part Number | 606203 |
| Item Name | Retainer,ball,bearing |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | The Walworth Company |
| Status | ACTIVE |
| Material Document and Classification | QQ-B-637 FED SPEC ALL MATERIAL RESPONSES OR QQ-B-639 FED SPEC ALL MATERIAL RESPONSES OVERALL |
| Material | COPPER ALLOY 462 OR COPPER ALLOY 464 OR COPPER ALLOY 482 OR COPPER ALLOY 485 OVERALL |
| 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 |
|---|---|
| 606203 PRIMARY | The Walworth Company (USA) |
| Reference | Meaning |
|---|---|
| 3237357 PIECE 49 GIN | 5/9 Secondary reference U.S. Government activity |
NSN 3110-01-210-7971 is a Retainer,ball,bearing, manufactured by The Walworth Company, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-210-7971 has 1 manufacturer part number on file: 606203 (The Walworth Company).
1 possible match (shared part number, not a government interchangeability claim): 7510-01-552-6050. Verify interchangeability with system specifications before substitution.
Key specifications for 606203: Material Document and Classification: QQ-B-637 FED SPEC ALL MATERIAL RESPONSES OR QQ-B-639 FED SPEC ALL MATERIAL RESPONSES OVERALL; Material: COPPER ALLOY 462 OR COPPER ALLOY 464 OR COPPER ALLOY 482 OR COPPER ALLOY 485 OVERALL. 2 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.