| Item Name | Housing Bearing Unit |
| Federal Supply Group (FSG) | Bearings |
| Federal Supply Class (FSC) | 3130 Bearings Mounted |
| National Item Identification Number (NIIN) | 01-447-3641 (014473641) |
| NCB Code | USA (01) |
| Manufacturer | Huntington Ingalls Incorporated, Dla Aviation Maintenance Depot Mechanicsburg |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 123-4403525 PART 59 | huntington ingalls incorporated | housing bearing unit | 43689 | RFQ |
| 123-4403528 PART 10 | huntington ingalls incorporated | housing bearing unit | 43689 | RFQ |
| 3130-B002-03189 | dla aviation maintenance depot mechanicsburg | housing bearing unit | 13873 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABTB | MOUNTING HOLE DIAMETER | 0.8750 INCHES NOMINAL |
| ABXV | BORE DIAMETER | 2.5000 INCHES NOMINAL |
| ACYB | BASE THICKNESS | 1.8750 INCHES NOMINAL |
| ADFX | CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG WIDTH | 5.0000 INCHES NOMINAL |
| AFWC | HOUSING HEIGHT | 4.2500 INCHES NOMINAL |
| AFWD | HOUSING LENGTH | 2.2500 INCHES NOMINAL |
| AFWE | HOUSING WIDTH | 7.0000 INCHES NOMINAL |
| AGNF | BASE LENGTH | 2.0000 INCHES NOMINAL |
| ANKP | HEIGHT FROM BOTTOM OF BASE TO BORE CENTERLINE | 2.0000 INCHES NOMINAL |
| CWJW | MOUNTING HOLE TYPE | ROUND, UNTHREADED |
| MATT | MATERIAL | COPPER ALLOY 957 OVERALL |
| STYL | STYLE DESIGNATOR | PILLOW BLOCK, SOLID |
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| 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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