| Item Name | Bearing Ball Airframe |
| Federal Supply Group (FSG) | Bearings |
| Federal Supply Class (FSC) | 3110 Bearings Antifriction Unmounted |
| National Item Identification Number (NIIN) | 01-115-1988 (011151988) |
| NCB Code | USA (01) |
| Manufacturer | Military Standards Corp, Sae International, Society Of Automotive Engineers Inc, Industrial Tectonics Bearings Co, Timken Corporation |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| MS27642-56 | military standards corp | bearing ball airframe | RFQ |
| MS27642-56 | sae international | bearing ball airframe | RFQ |
| MS27642-56 | society of automotive engineers inc | bearing ball airframe | RFQ |
| KP56BFS464 | industrial tectonics bearings co | bearing ball airframe | RFQ |
| KP56BFS464 | timken corporation | bearing ball airframe | RFQ |
| AS27642 | society of automotive engineers inc | bearing ball airframe | RFQ |
| AS27642 | sae international | bearing ball airframe | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABXV | BORE DIAMETER | 3.4995 INCHES MINIMUM AND 3.5000 INCHES MAXIMUM |
| ADGA | OVERALL OUTSIDE DIAMETER | 4.4365 INCHES MINIMUM AND 4.4375 INCHES MAXIMUM |
| AGVT | OUTER RING WIDTH | 0.4640 INCHES MINIMUM AND 0.4690 INCHES MAXIMUM |
| AGVU | INNER RING WIDTH | 0.5260 INCHES MINIMUM AND 0.5310 INCHES MAXIMUM |
| AGYJ | SEAL QUANTITY | 2 |
| AGYW | BEARING SEAL TYPE | CONTACT |
| AGZC | LOAD DIRECTION | RADIAL |
| FEAT | SPECIAL FEATURES | 0.0003 IN. TO 0.0015 IN. INTERNAL RADIAL CLEARANCE |
| LBMA | LUBRICATION MATERIAL | GREASE |
| LMDC | LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-81322 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 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE BALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE INNER RING |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE OUTER RING |
| SFTT | SURFACE TREATMENT | CADMIUM EXPOSED SURFACES AS MOUNTED |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE EXPOSED SURFACES AS MOUNTED |
| STYL | STYLE DESIGNATOR | SINGLE ROW INNER RING EXTENDED BOTH SIDES |
| Relevant Components for NSN - 3110-01-115-1988, 3110011151988 | ||||
| 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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