The Bearing,ball,airframe, cataloged under National Stock Number 3110-01-495-4869, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-495-4869 |
| Primary Part Number | 38950-00902-102 |
| Item Name | Bearing,ball,airframe |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
| Status | ACTIVE |
| Bearing Seal Type | CONTACT |
| Lubrication Material | GREASE |
| Outer Ring Width | 0.7500 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE EXPOSED SURFACES AS MOUNTED |
| Style Designator | DOUBLE ROW |
| Material Document and Classification | AMS-6440/6444 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Overall Outside Diameter | 0.7496 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN |
| Load Direction | ANGULAR |
| Surface Treatment | CADMIUM EXPOSED SURFACES AS MOUNTED |
| Seal Quantity | 2 |
| Bore Diameter | 0.2497 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE SEAL |
| Material | STEEL OVERALL |
| Lubrication Material Document and Classification | MIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE |
| Inner Ring Width | 0.8750 INCHES NOMINAL IN |
| 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 |
|---|---|
| 38950-00902 | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
| 38950-00902-102 PRIMARY | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
| 38950-00902-102 PRIMARY | Mpb Corp Div Timken Super Precision (USA) |
| 38950-00902-102 PRIMARY | Rbc Aircraft Products, Inc. (USA) |
| Reference | Meaning |
|---|---|
| MOW4-003M | C/1 Advisory reference — outside the item-of-supply concept Mpb Corp Div Timken Super Precision |
| MDW4-003M | 5/1 Secondary reference Mpb Corp Div Timken Super Precision |
| 3110PL1937713 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| MDW4 A1173 | C/1 Advisory reference — outside the item-of-supply concept Timken Co Div the Timken Company |
| MDW4A 1174 | 5/1 Secondary reference Rbc Aircraft Products, Inc. |
| 38950-00902-102 | 5/9 Secondary reference Mechatronics, Inc Dba National Precision Bearing |
NSN 3110-01-495-4869 is a Bearing,ball,airframe, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-495-4869 has 4 manufacturer part numbers on file: 38950-00902 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp), 38950-00902-102 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp), 38950-00902-102 (Mpb Corp Div Timken Super Precision), 38950-00902-102 (Rbc Aircraft Products, Inc.).
Key specifications for 38950-00902-102: Bearing Seal Type: CONTACT; Lubrication Material: GREASE; Outer Ring Width: 0.7500 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE EXPOSED SURFACES AS MOUNTED. 15 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.