The Bearing,ball,airframe, cataloged under National Stock Number 3110-00-023-7979, 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 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 16 commercial cross-references from 11 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 3110-00-023-7979 |
| Primary Part Number | MS27640-6 |
| Item Name | Bearing,ball,airframe |
| FSC / FSG | 3110 / 31 — No Item Name Available |
| Manufacturer | Sae International Dba Sae International |
| Status | CANCELLED |
| Inner Ring Width | 0.6200 INCHES NOMINAL IN |
| Lubrication Material Document and Classification | MIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE |
| Seal Quantity | 2 |
| Standard Tolerance Designation | AFBMA STD TOLERANCE FOR AIRFRAME BALL BEARINGS |
| Load Direction | RADIAL |
| Outer Ring Width | 0.4690 INCHES NOMINAL IN |
| Bearing Seal Type | CONTACT |
| Material | STEEL COMP E52100 OUTER RING |
| 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 |
| Bore Diameter | 0.3750 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE EXPOSED SURFACES AS MOUNTED |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE INNER RING |
| Material | STEEL COMP E52100 INNER RING |
| Material | STEEL COMP E51100 OR STEEL COMP E52100 BALL |
| Surface Treatment | CADMIUM EXPOSED SURFACES AS MOUNTED |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE SEAL |
| Style Designator | SINGLE ROW INNER RING EXTENDED BOTH SIDES |
| Material | STEEL CORROSION RESISTING RETAINER |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE OUTER RING |
| Overall Outside Diameter | 1.4375 INCHES NOMINAL IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| K659459-15 | Kaman Aerospace Corporation Dba Air Vehicles & Mro Division (USA) |
| MS27640-6 | Society of Automotive Engineers Inc (USA) |
| MS27640-6 PRIMARY | Sae International Dba Sae International (USA) |
| 10107316 | Nimikkeistokeskus Ncb Finland (FIN) |
| MS27640-6 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| K659459-11 | Kaman Aerospace Corporation Dba Air Vehicles & Mro Division (USA) |
| KP6FS464 | Industrial Tectonics Bearings Corporation Dba Rbc Bearings Inc Div Industrial Tectonics Bearings (USA) |
| KP6 | Skf Usa Inc. (USA) |
| AS27640 | Society of Automotive Engineers Inc (USA) |
| MS20200KP6 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| AN200KP6 | Aeronautical Standards Group Dept of Navy and Air Force (USA) |
| KP6 | Schatz Bearing Corporation Dba Schatz Bearing Corp (USA) |
| AN20KP6 | Aeronautical Standards Group Dept of Navy and Air Force (USA) |
| KP6FS464 | Timken Co Div the Timken Company (USA) |
| 3110PL0138794 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| AS27640 | Sae International Dba Sae International (USA) |
NSN 3110-00-023-7979 is a Bearing,ball,airframe, manufactured by Sae International Dba Sae International, classified under FSC 3110 (No Item Name Available). Status: cancelled.
NSN 3110-00-023-7979 has 16 cross-referenced part numbers: K659459-15 (Kaman Aerospace Corporation Dba Air Vehicles & Mro Division), MS27640-6 (Society of Automotive Engineers Inc), MS27640-6 (Sae International Dba Sae International), 10107316 (Nimikkeistokeskus Ncb Finland), MS27640-6 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M) and 11 more.
There are 12 known substitutes for 3110-00-023-7979: 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 MS27640-6: Inner Ring Width: 0.6200 INCHES NOMINAL IN; Lubrication Material Document and Classification: MIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE; Seal Quantity: 2; Standard Tolerance Designation: AFBMA STD TOLERANCE FOR AIRFRAME BALL BEARINGS. 22 total characteristics are documented in the Federal Logistics Information System.
NSN 3110-00-023-7979 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.