| Item Name | Bearing Ball Airframe |
| Federal Supply Group (FSG) | Bearings |
| Federal Supply Class (FSC) | 3110 Bearings Antifriction Unmounted |
| National Item Identification Number (NIIN) | 00-765-1802 (007651802) |
| NCB Code | USA (00) |
| Manufacturer | Timken Corporation, Federal Specifications |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| MB540DD | timken corporation | bearing ball airframe | 21335 | RFQ |
| MB540DDE7078 | timken corporation | bearing ball airframe | 21335 | RFQ |
| MB540DDFS160 | timken corporation | bearing ball airframe | 21335 | RFQ |
| MIL-G-23827 | federal specifications | bearing ball airframe | 81348 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABXV | BORE DIAMETER | 0.8748 INCHES MINIMUM AND 0.8750 INCHES MAXIMUM |
| ADGA | OVERALL OUTSIDE DIAMETER | 1.3123 INCHES MINIMUM AND 1.3125 INCHES MAXIMUM |
| AGYW | BEARING SEAL TYPE | CONTACT |
| LMDC | LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE |
| MATT | MATERIAL | STEEL BALL |
| SFTT | SURFACE TREATMENT | CADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES |
| AGVT | OUTER RING WIDTH | 0.2450 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM |
| AGVU | INNER RING WIDTH | 0.2785 INCHES MINIMUM AND 0.2810 INCHES MAXIMUM |
| AGYJ | SEAL QUANTITY | 2 |
| AGZC | LOAD DIRECTION | RADIAL |
| FEAT | SPECIAL FEATURES | 0.0001 IN. MIN TO 0.0004 IN. MAX RADIAL CLEARANCE |
| LBMA | LUBRICATION MATERIAL | GREASE |
| MATT | MATERIAL | RUBBER SYNTHETIC SEAL |
| MATT | MATERIAL | STEEL INNER RING |
| MATT | MATERIAL | STEEL OUTER RING |
| STYL | STYLE DESIGNATOR | SINGLE ROW,TORQUE TUBE TYPE,W/OR W/O CLOSURE |
| Components Related to NSN - 3110-00-765-1802, 3110007651802 | ||||
| 3120-01-425-9877 (3120014259877) | 3120-01-494-5549 (3120014945549) | 3120-01-024-9825 (3120010249825) | 3120-01-514-5623 (3120015145623) | |
| 3120-01-369-0735 (3120013690735) | 3120-01-626-1306 (3120016261306) | 3120-00-672-1448 (3120006721448) | 3110-01-122-2973 (3110011222973) | |
| 3110-01-686-1061 (3110016861061) | 3110-01-056-3273 (3110010563273) | 3120-01-136-7241 (3120011367241) | 3120-00-180-7239 (3120001807239) | |
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