| Item Name | Bearing Unit Plain |
| Federal Supply Group (FSG) | Bearings |
| Federal Supply Class (FSC) | 3130 Bearings Mounted |
| National Item Identification Number (NIIN) | 00-328-7171 (003287171) |
| NCB Code | USA (00) |
| Manufacturer | Aerospace Industrial Development, Mcclain Tool Co, Bombardier Aerospace |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABTB | MOUNTING HOLE DIAMETER | 0.1940 INCHES NOMINAL |
| ABXV | BORE DIAMETER | 0.2500 INCHES NOMINAL |
| ACYB | BASE THICKNESS | 0.2000 INCHES NOMINAL |
| ADFX | CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG WIDTH | 1.7000 INCHES NOMINAL |
| AFWC | HOUSING HEIGHT | 1.2500 INCHES NOMINAL |
| AFWD | HOUSING LENGTH | 0.5500 INCHES NOMINAL |
| AFWE | HOUSING WIDTH | 2.2000 INCHES NOMINAL |
| AGKL | LUBRICATION FITTING TYPE | SELF LUBRICATED |
| AGNF | BASE LENGTH | 0.5500 INCHES NOMINAL |
| AGZA | ALIGNMENT TYPE | SELF-ALIGNING |
| ANKP | HEIGHT FROM BOTTOM OF BASE TO BORE CENTERLINE | 0.6500 INCHES NOMINAL |
| CWJW | MOUNTING HOLE TYPE | ROUND,UNTHREADED |
| LMDC | LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE |
| MATT | MATERIAL | ALUMINUM ALLOY HOUSING |
| STYL | STYLE DESIGNATOR | PILLOW BLOCK,SOLID |
| Components Related to NSN - 3130-00-328-7171, 3130003287171 | ||||
| 3120-01-665-2450 (3120016652450) | 3110-01-283-6582 (3110012836582) | 3120-01-315-2221 (3120013152221) | 3120-01-359-4572 (3120013594572) | |
| 3110-01-145-0558 (3110011450558) | 3120-01-224-3914 (3120012243914) | 3120-01-343-9812 (3120013439812) | 3110-00-554-3932 (3110005543932) | |
| 3120-01-504-0167 (3120015040167) | 3120-01-274-5630 (3120012745630) | 3110-00-106-6194 (3110001066194) | 3130-01-631-4178 (3130016314178) | |
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