| Item Name | Bearing Ball Airframe |
| Federal Supply Group (FSG) | Bearings |
| Federal Supply Class (FSC) | 3110 Bearings Antifriction Unmounted |
| National Item Identification Number (NIIN) | 00-503-5661 (005035661) |
| NCB Code | USA (00) |
| Manufacturer | Industrial Tectonics Bearings Co, Timken Corporation, Roller Bearing Company Of America, Rbc Aircraft Products Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| MB538DDFS428 | industrial tectonics bearings co | bearing ball airframe | RFQ |
| MB538DDFS428 | timken corporation | bearing ball airframe | RFQ |
| MB538DDFS428 | roller bearing company of america | bearing ball airframe | RFQ |
| MB538DDFS428 | rbc aircraft products inc | bearing ball airframe | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABXV | BORE DIAMETER | 0.6245 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM |
| ADGA | OVERALL OUTSIDE DIAMETER | 1.0620 INCHES MINIMUM AND 1.2625 INCHES MAXIMUM |
| 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 |
| AGYW | BEARING SEAL TYPE | CONTACT |
| AGZA | ALIGNMENT TYPE | RIGID |
| AGZC | LOAD DIRECTION | RADIAL |
| FEAT | SPECIAL FEATURES | 0.0002 IN. MIN 0.0005 IN. MAX INTERNAL CLEARANCE |
| LMDC | LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE |
| MATT | MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE SEAL |
| MATT | MATERIAL | STEEL COMP E52100 BALL |
| MATT | MATERIAL | STEEL COMP E52100 INNER RING |
| MATT | MATERIAL | STEEL COMP E52100 OUTER RING |
| SFTT | SURFACE TREATMENT | CADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES |
| STYL | STYLE DESIGNATOR | SINGLE ROW,TORQUE TUBE TYPE,W/OR W/O CLOSURE |
| Relevant Components for NSN - 3110-00-503-5661, 3110005035661 | ||||
| 3120-01-494-3241 (3120014943241) | 3110-00-307-7377 (3110003077377) | 3110-00-903-6779 (3110009036779) | 3120-00-421-7780 (3120004217780) | |
| 3120-00-887-0410 (3120008870410) | 3120-00-159-7150 (3120001597150) | 3110-01-266-4906 (3110012664906) | 3120-01-380-1647 (3120013801647) | |
| 3120-00-279-0563 (3120002790563) | 3120-01-303-2883 (3120013032883) | 3120-01-459-5160 (3120014595160) | 3130-01-622-9685 (3130016229685) | |
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