The Bearing,ball,airframe, cataloged under National Stock Number 3110-00-142-4277, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is The Boeing Company Div Legacy Am&m. Government technical data includes 20 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 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 | 3110-00-142-4277 |
| Primary Part Number | B927 |
| Item Name | Bearing,ball,airframe |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | The Boeing Company Div Legacy Am&m |
| Status | ACTIVE |
| Bearing Seal Type | CONTACT |
| Outer Ring Width | 0.2030 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE EXPOSED SURFACES AS MOUNTED |
| Style Designator | SINGLE ROW INNER RING EXTENDED BOTH SIDES |
| Material Document and Classification | 66 FED STD ALL MATERIAL RESPONSES BALL |
| Material Document and Classification | AMS 3652 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 3666 ASSN STD SINGLE MATERIAL RESPONSE SEAL |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE OUTER RING |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE INNER RING |
| Overall Outside Diameter | 0.6250 INCHES NOMINAL IN |
| Load Direction | RADIAL |
| Surface Treatment | CADMIUM EXPOSED SURFACES AS MOUNTED |
| Seal Quantity | 2 |
| Standard Tolerance Designation | AFBMA STD TOLERANCE FOR AIRFRAME BALL BEARINGS |
| Bore Diameter | 0.1900 INCHES NOMINAL IN |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE SEAL |
| Material | STEEL CORROSION RESISTING RETAINER |
| Material | STEEL COMP E52100 OUTER RING |
| Material | STEEL COMP E51100 OR STEEL COMP E52100 BALL |
| Material | STEEL COMP E52100 INNER RING |
| Inner Ring Width | 0.2450 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 | X |
| Part Number | Manufacturer |
|---|---|
| B927 PRIMARY | The Boeing Company Div Legacy Am&m (USA) |
NSN 3110-00-142-4277 is a Bearing,ball,airframe, manufactured by The Boeing Company Div Legacy Am&m, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-00-142-4277 has 1 manufacturer part number on file: B927 (The Boeing Company Div Legacy Am&m).
1 possible match (shared part number, not a government interchangeability claim): 6350-01-519-1084. Verify interchangeability with system specifications before substitution.
Key specifications for B927: Bearing Seal Type: CONTACT; Outer Ring Width: 0.2030 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE EXPOSED SURFACES AS MOUNTED; Style Designator: SINGLE ROW INNER RING EXTENDED BOTH SIDES. 20 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.