AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Brake Single Disk |
| Federal Supply Group (FSG) | Aircraft Components and Accessories |
| Federal Supply Class (FSC) | 1630 Aircraft Wheel and Brake systems |
| National Item Identification Number (NIIN) | 01-345-0479 (013450479) |
| NCB Code | USA (01) |
| Manufacturer | Loral Aerospace Corp, Meggitt Aircraft Braking Systems, Lockheed Martin Corporation |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABTB | MOUNTING HOLE DIAMETER | 0.391 INCHES NOMINAL |
| AYLR | ROTATING DISK THICKNESS | 0.188 INCHES NOMINAL |
| ABMK | OVERALL WIDTH | 3.440 INCHES NOMINAL |
| AGAV | END ITEM IDENTIFICATION | CH-47 HEL |
| APHE | OPERATION METHOD | HYDRAULIC |
| ABKG | BOLT CIRCLE DIAMETER | 3.500 INCHES NOMINAL |
| ABTJ | MOUNTING HOLE QUANTITY | 8 |
| ADAV | OVERALL DIAMETER | 11.032 INCHES NOMINAL |
| AXGY | MOUNTING METHOD | ANCHOR PLATE FLANGE |
| AYLJ | BRAKING AREA OUTSIDE DIAMETER | 8.441 INCHES MINIMUM AND 8.459 INCHES MAXIMUM |
| AYLM | LINING CONTACT SURFACE WIDTH | 0.256 INCHES NOMINAL |
| AYLW | HYDRAULIC CYLINDER QUANTITY | 3 |
| AYNS | LINING FRICTION SURFACE AREA | 18.360 SQUARE INCHES NOMINAL |
| AYNY | INSTALLATION LOCATION | LEFT HAND SIDE AND RIGHT HAND SIDE |
| AYPE | WHEEL SIZE FOR WHICH DESIGNED | 22 BY 5.5 IN. WHEEL |
| AYLX | HYDRAULIC CYLINDER DIAMETER | 2.000 INCHES MINIMUM AND 2.002 INCHES MAXIMUM |
| FEAT | SPECIAL FEATURES | ITEM HAS IMPROVED PADS |
| Relevant Components for NSN - 1630-01-345-0479, 1630013450479 | ||||
| 1680-01-568-7104 (1680015687104) | 1650-01-362-1107 (1650013621107) | 1650-01-359-0683 (1650013590683) | 1650-01-152-0885 (1650011520885) | |
| 1650-01-665-6039 (1650016656039) | 1615-00-909-1033 (1615009091033) | 1630-01-478-4231 (1630014784231) | 1615-01-506-5601 (1615015065601) | |
| 1680-00-910-8929 (1680009108929) | 1660-00-956-0551 (1660009560551) | 1615-01-194-2656 (1615011942656) | 1650-00-183-5320 (1650001835320) | |
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