The Bearing,ball,airframe, cataloged under National Stock Number 3110-00-027-3401, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Sae International Dba Sae International. Government technical data includes 25 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 15 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-00-027-3401 |
| Primary Part Number | MS27640-8 |
| Item Name | Bearing,ball,airframe |
| FSC / FSG | 3110 / 31 — No Item Name Available |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Inner Ring Width | 0.6200 INCHES NOMINAL IN |
| Bearing Seal Type | CONTACT |
| Load Direction | RADIAL |
| Outer Ring Width | 0.5000 INCHES NOMINAL IN |
| Standard Tolerance Designation | AFBMA STD TOLERANCE FOR AIRFRAME BALL BEARINGS |
| Lubrication Material Document and Classification | MIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE |
| Seal Quantity | 2 |
| Material | STEEL CORROSION RESISTING RETAINER |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE OUTER RING |
| Material Document and Classification | AMS 3652 ASSN STD SINGLE MATERIAL RESPONSE SEAL |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE INNER RING |
| Surface Treatment Document and Classification | QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OUTER RING |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE SEAL |
| Material | STEEL COMP E52100 OR STEEL COMP E51100 BALL |
| Material | STEEL COMP E52100 OUTER RING |
| Style Designator | SINGLE ROW INNER RING EXTENDED BOTH SIDES |
| Surface Treatment | CADMIUM INNER RING |
| Material | STEEL COMP E52100 INNER RING |
| Surface Treatment | CADMIUM BALL |
| Surface Treatment Document and Classification | QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE BALL |
| Material Document and Classification | 66 FED STD ALL MATERIAL RESPONSES BALL |
| Surface Treatment Document and Classification | QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE INNER RING |
| Surface Treatment | CADMIUM OUTER RING |
| Bore Diameter | 0.5000 INCHES NOMINAL IN |
| Overall Outside Diameter | 1.6875 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| AS27640 | Society of Automotive Engineers Inc (USA) |
| MS27640-8 | Society of Automotive Engineers Inc (USA) |
| AS27640 | Sae International Dba Sae International (USA) |
| KP8FS464 | Timken Co Div the Timken Company (USA) |
| MS27640-8 PRIMARY | Sae International Dba Sae International (USA) |
| KP8 | Schatz Bearing Corporation Dba Schatz Bearing Corp (USA) |
| KP8FS464 | Industrial Tectonics Bearings Corporation Dba Rbc Bearings Inc Div Industrial Tectonics Bearings (USA) |
| MS27640-8 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| KP8E6531 | Timken Co Div the Timken Company (USA) |
| AS27641-8 | Society of Automotive Engineers Inc (USA) |
| KP8 | Skf Usa Inc. (USA) |
| FP8 FS464 | Timken Co Div the Timken Company (USA) |
| BACB10A692 | The Boeing Company Div Defense (USA) |
| AS27640-8 | Society of Automotive Engineers Inc (USA) |
| AS27640-8 | Sae International Dba Sae International (USA) |
NSN 3110-00-027-3401 is a Bearing,ball,airframe, manufactured by Sae International Dba Sae International, classified under FSC 3110 (No Item Name Available). Status: active.
NSN 3110-00-027-3401 has 15 cross-referenced part numbers: AS27640 (Society of Automotive Engineers Inc), MS27640-8 (Society of Automotive Engineers Inc), AS27640 (Sae International Dba Sae International), KP8FS464 (Timken Co Div the Timken Company), MS27640-8 (Sae International Dba Sae International) and 10 more.
There are 12 known substitutes for 3110-00-027-3401: 3110-00-023-4022, 3110-00-023-4799, 3110-00-023-4810 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for MS27640-8: Inner Ring Width: 0.6200 INCHES NOMINAL IN; Special Features: 80 PCT. FULL OF MIL-G-81322,INTERNAL RADIAL CLEARANCE 0.000.4- 0.0010 IN.,HEAT TREAT RINGS AND BALLS TO ROCKWELL C 60 TO 66 AND STABILIZED FOR OPERATION AT 250 DEG. F,RADIAL AND LATERAL ECCENTRICITY INNER RING 0.0010 IN. OUTER RING 0.0016 IN. IN; Bearing Seal Type: CONTACT; Load Direction: RADIAL. 26 total characteristics are documented in the Federal Logistics Information System.