AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Bearing Ball Airframe |
| Federal Supply Group (FSG) | Bearings |
| Federal Supply Class (FSC) | 3110 Bearings Antifriction Unmounted |
| National Item Identification Number (NIIN) | 00-508-3051 (005083051) |
| NCB Code | USA (00) |
| Manufacturer | Timken Corporation, Society Of Automotive Engineers Inc, Military Standards Corp, Industrial Tectonics Bearings Co, Sae International, Inspektorat Wsparcia Sil Zbrojnych, Skf Usa Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| KP21BSFS464 | timken corporation | bearing ball airframe | RFQ |
| AS27648 | society of automotive engineers inc | bearing ball airframe | RFQ |
| MS27648-21 | military standards corp | bearing ball airframe | RFQ |
| KP21BSFS464 | industrial tectonics bearings co | bearing ball airframe | RFQ |
| KP21BS | timken corporation | bearing ball airframe | RFQ |
| MS27648-21 | sae international | bearing ball airframe | RFQ |
| 3110PL1014860 | inspektorat wsparcia sil zbrojnych | bearing ball airframe | RFQ |
| KP21BS | skf usa inc | bearing ball airframe | RFQ |
| AS27648 | sae international | bearing ball airframe | RFQ |
| MS27648-21 | society of automotive engineers inc | bearing ball airframe | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABXV | BORE DIAMETER | 1.3130 INCHES NOMINAL |
| ADGA | OVERALL OUTSIDE DIAMETER | 2.2500 INCHES NOMINAL |
| AGVT | OUTER RING WIDTH | 0.3750 INCHES NOMINAL |
| AGVU | INNER RING WIDTH | 0.4370 INCHES NOMINAL |
| AGYJ | SEAL QUANTITY | 2 |
| AGYW | BEARING SEAL TYPE | CONTACT |
| AGZA | ALIGNMENT TYPE | SELF-ALIGNING |
| AGZC | LOAD DIRECTION | RADIAL |
| AHAW | SELF-ALIGNMENT LOCATION | EXTERNAL |
| CBBL | FEATURES PROVIDED | ALIGNING RING |
| CTFZ | STANDARD TOLERANCE DESIGNATION | AFBMA STD TOLERANCE FOR AIRFRAME BALL BEARINGS |
| FEAT | SPECIAL FEATURES | 80 PCT FULL OF SPECIFIED GREASE,0.0003 IN. TO 0.0010 IN. RADIAL CLEARANCE,6.5 DEG SELF ALIGNMENT IN EITHER DIRECTION |
| LMDC | LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE |
| MATT | MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE OR PLASTIC SEAL |
| MATT | MATERIAL | STEEL COMP E52100 OR STEEL COMP E51100 BALL |
| MATT | MATERIAL | STEEL COMP E52100 INNER RING |
| MATT | MATERIAL | STEEL COMP E52100 OUTER RING |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 3652 ASSN STD 1ST MATERIAL RESPONSE OR AMS 3666 ASSN STD 2ND MATERIAL RESPONSE SEAL |
| SFTT | SURFACE TREATMENT | CADMIUM EXPOSED SURFACES AS MOUNTED |
| STYL | STYLE DESIGNATOR | SINGLE ROW,EXTERNAL SELF ALIGNING,W/ALIGNING RING |
| Relevant Components for NSN - 3110-00-508-3051, 3110005083051 | ||||
| 3120-00-045-7287 (3120000457287) | 3110-01-288-6347 (3110012886347) | 3120-00-448-7283 (3120004487283) | 3110-01-285-9244 (3110012859244) | |
| 3120-01-140-7330 (3120011407330) | 3120-01-156-5687 (3120011565687) | 3120-01-494-4653 (3120014944653) | 3120-01-665-2148 (3120016652148) | |
| 3110-01-487-0544 (3110014870544) | 3110-01-498-3678 (3110014983678) | 3120-01-086-4307 (3120010864307) | 3120-01-191-0584 (3120011910584) | |
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