| Item Name | Plate Retaining Bearing |
| Federal Supply Group (FSG) | Bearings |
| Federal Supply Class (FSC) | 3110 Bearings Antifriction Unmounted |
| National Item Identification Number (NIIN) | 01-129-7977 (011297977) |
| NCB Code | USA (01) |
| Manufacturer | Nimikkeistokeskus Ncb Finland, Triumph Engine Control Systems Llc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGR | CROSS-SECTIONAL SHAPE STYLE | RAISED SURFACE W/APERTURE |
| ABMB | MINOR THICKNESS | 2.158 INCHES NOMINAL |
| ABTB | MOUNTING HOLE DIAMETER | 0.1336 INCHES MINIMUM AND 0.1417 INCHES MAXIMUM |
| ABVL | APERTURE DIAMETER | 1.800 INCHES NOMINAL |
| ADFU | MOUNTING HOLE ARRANGEMENT STYLE | VERTICAL CENTERLINE |
| ADNZ | DISTANCE BETWEEN HOLES ALONG WIDTH | 2.610 INCHES NOMINAL |
| ADUM | OVERALL THICKNESS | 3.220 INCHES NOMINAL |
| AYRZ | COUNTERSINK DIAMETER | 0.180 INCHES MINIMUM AND 0.210 INCHES MAXIMUM |
| CKSR | RAISED SURFACE HEIGHT | 2.282 INCHES MINIMUM AND 2.290 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
| CWGF | COUNTERBORE DIAMETER | 2.047 INCHES MINIMUM AND 2.0478 INCHES MAXIMUM |
| CWGX | DISTANCE FROM HORIZONTAL CENTERLINE TO CENTER OF LOWER HOLE | 1.305 INCHES NOMINAL |
| CWHX | COUNTERBORE DEPTH | 2.316 INCHES MINIMUM AND 2.320 INCHES MAXIMUM |
| CWJW | MOUNTING HOLE TYPE | ROUND,UNTHREADED,COUNTERSUNK |
| CWLK | OUTSIDE RAISED SURFACE DIAMETER | 2.3746 INCHES MINIMUM AND 2.3749 INCHES MAXIMUM |
| FEAT | SPECIAL FEATURES | THREADED MOUNTING HOLES; SIX SECONDARY MOUNTING HOLES 0.216 IN. DIA MIN TO 0.236 IN. DIA MAX,EQUALLY SPACED ON 2.780 IN. DIA BLT CIRCLE |
| MATT | MATERIAL | STEEL CORROSION RESISTING OVERALL |
| STYL | STYLE DESIGNATOR | HEXAGONAL |
| Relevant Components for NSN - 3110-01-129-7977, 3110011297977 | ||||
| 3120-01-135-1249 (3120011351249) | 3110-01-034-3840 (3110010343840) | 3110-00-991-3667 (3110009913667) | 3120-01-322-8821 (3120013228821) | |
| 3120-01-510-9941 (3120015109941) | 3120-00-368-9906 (3120003689906) | 3120-01-263-3556 (3120012633556) | 3120-00-620-7434 (3120006207434) | |
| 3120-01-344-0307 (3120013440307) | 3110-00-827-2778 (3110008272778) | 3120-00-168-6359 (3120001686359) | 3120-01-670-3078 (3120016703078) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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