The Bearing,ball,airframe, cataloged under National Stock Number 3110-00-042-4809, 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 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 20 commercial cross-references from 13 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 3110-00-042-4809 |
| Primary Part Number | MS27645-5A |
| Item Name | Bearing,ball,airframe |
| FSC / FSG | 3110 / 31 — No Item Name Available |
| Manufacturer | Sae International Dba Sae International |
| Status | CANCELLED |
| Overall Outside Diameter | 0.8125 INCHES NOMINAL IN |
| Self-Alignment Location | INTERNAL |
| Outer Ring Width | 0.2340 INCHES NOMINAL IN |
| Inner Ring Width | 0.2970 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 |
| Alignment Type | SELF-ALIGNING |
| Load Direction | RADIAL |
| Bearing Seal Type | CONTACT |
| Material Document and Classification | AMS 3652 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 3666 ASSN STD SINGLE MATERIAL RESPONSE SEAL |
| Material | STEEL COMP E52100 OUTER RING |
| Surface Treatment | CADMIUM EXPOSED SURFACES AS MOUNTED |
| Bore Diameter | 0.3125 INCHES NOMINAL IN |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE SEAL |
| Material | STEEL COMP E51100 OR STEEL COMP E52100 BALL |
| Material | STEEL CORROSION RESISTING RETAINER |
| 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 EXPOSED SURFACES AS MOUNTED |
| Material | STEEL COMP E52100 INNER RING |
| Material Document and Classification | 66 FED STD ALL MATERIAL RESPONSES BALL |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE OUTER RING |
| Style Designator | SINGLE ROW SELF ALIGNING SINGLE ROW INNER RING EXTENDED BOTH SIDES |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| KSP5A | Schatz Bearing Corporation Dba Schatz Bearing Corp (USA) |
| 3103374 | Embraer S.a. (BRA) |
| AS27645-5A | Society of Automotive Engineers Inc (USA) |
| KSP5A | New Hampshire Ball Bearings Inc Div Precision Division (USA) |
| MS27645-5A | Society of Automotive Engineers Inc (USA) |
| SAE AS27645 | Sae International Dba Sae International (USA) |
| KSP5A | Skf Usa Inc. (USA) |
| 3103374 | Embraer Aviation International (FRA) |
| SAE AS27645 | Society of Automotive Engineers Inc (USA) |
| KSP5AFS464 | Rbc Aircraft Products, Inc. (USA) |
| MS27645-5A | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| SAE AS27645-5A | Society of Automotive Engineers Inc (USA) |
| AS27645-5A | Sae International Dba Sae International (USA) |
| 9408328503 | Pilatus Aircraft Ltd (CHE) |
| 3103374 | Embraer Empresa Brasileira De Aeronautica Sa (BRA) |
| KSP5AFS464 | Timken Co Div the Timken Company (USA) |
| KSP5AFS428 | Timken Co Div the Timken Company (USA) |
| K5P5A | Timken Co Div the Timken Company (USA) |
| 10107326 | Nimikkeistokeskus Ncb Finland (FIN) |
| MS27645-5A PRIMARY | Sae International Dba Sae International (USA) |
NSN 3110-00-042-4809 is a Bearing,ball,airframe, manufactured by Sae International Dba Sae International, classified under FSC 3110 (No Item Name Available). Status: cancelled.
NSN 3110-00-042-4809 has 20 cross-referenced part numbers: KSP5A (Schatz Bearing Corporation Dba Schatz Bearing Corp), 3103374 (Embraer S.a.), AS27645-5A (Society of Automotive Engineers Inc), KSP5A (New Hampshire Ball Bearings Inc Div Precision Division), MS27645-5A (Society of Automotive Engineers Inc) and 15 more.
There are 6 known substitutes for 3110-00-042-4809: 3110-00-042-4803, 3110-00-042-4804, 3110-00-042-4805 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for MS27645-5A: Overall Outside Diameter: 0.8125 INCHES NOMINAL IN; Self-Alignment Location: INTERNAL; Outer Ring Width: 0.2340 INCHES NOMINAL IN; Special Features: 80 PCT FULL OF SPECIFIED LUBRICANT; AXIAL PLAY 0.0280 IN. MAX; HEAT TREAT RINGS AND BALLS TOROCKWELL C 60 TO 66; HEAT STABILIZED FOR OPERATION AT 250 DEG F; 8 DEG SELF-ALIGNING IN EITHER DIRECTION IN. 24 total characteristics are documented in the Federal Logistics Information System.
NSN 3110-00-042-4809 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.