The Bearing,ball,airframe, cataloged under National Stock Number 3110-01-499-4590, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Mpb Corp Div Timken Super Precision. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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,airframe |
| FSC / FSG | 3110 — Bearings, Antifriction, Unmounted (FSG 31) |
| Manufacturers | Mpb Corp Div Timken Super Precision (CAGE 40920); Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (CAGE 78286) |
| Parameter | Value |
|---|---|
| NSN | 3110-01-499-4590 |
| Primary Part Number | MKP25B-005M |
| Item Name | Bearing,ball,airframe |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Mpb Corp Div Timken Super Precision |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| MKP25B-005M PRIMARY | Mpb Corp Div Timken Super Precision (USA) |
| 38950-00908-103 | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
| Reference | Meaning |
|---|---|
| 3110PL1999428 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 38950-00908 | D/9 Drawing number reference only Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
NSN 3110-01-499-4590 is a Bearing,ball,airframe, manufactured by Mpb Corp Div Timken Super Precision, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-499-4590 has 2 manufacturer part numbers on file: MKP25B-005M (Mpb Corp Div Timken Super Precision), 38950-00908-103 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).
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.