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Quality guaranteed We sell only warrantied and traceable partsAt Aviation Parts Circuit, we offer an unparalleled selection of parts for the aerospace, civil aviation, defense, electronics, and IT hardware markets. Owned and operated by ASAP Semiconductor, we have access to an inventory of more than two billion new and obsolete parts organized into an efficient, streamlined, and easy-to-navigate purchasing platform. Part numbers such as 51537, which is a Gear Spur from manufacturer Rockwell Collins Electromechanical, are in stock and ready to ship with short lead times and competitive prices. We specialize in leveraging our purchasing power with major suppliers, allowing us to offer lower costs and faster shipping on all orders, even in AOG situations. Our team at Aviation Parts Circuit is available 24/7x365 to provide you with a quick quotation on part 51537 and any other NSN part listed on our website.
To help users quickly locate the parts they need, our website offers a broad scope of parametric search measures, allowing customers to filter parts by their Federal Supply Group or Class, part type, part family, CAGE Code, NSN, and more. For example, if you are in need of Rockwell Collins Electromechanical parts from NSN 3020004742802, our website can provide you with a selection of parts exclusively from that manufacturer and NSN. At Aviation Parts Circuit, our goal is not only to improve the parts procurement process, but to revolutionize it entirely. To begin the NSN part 51537 purchasing process instantly, submit an RFQ today.
| MRC | Criteria | Characteristic |
|---|---|---|
| AAQL | BODY STYLE | WEBBED, OFFSET, SOLID |
| AGJS | PITCH DIAMETER | 0.7500 INCHES NOMINAL |
| AJLA | TEETH QUANTITY | 48 |
| ANTP | BORE STYLE | W/ KEYWAY BOTH ENDS |
| CQFM | III HARDNESS RATING | 25.0 ROCKWELL C MINIMUM AND 30.0 ROCKWELL C MAXIMUM OVERALL |
| CWCD | NOMINAL OUTSIDE DIAMETER | 0.781 INCHES |
| CWFR | NOMINAL OVERALL LENGTH | 0.375 INCHES |
| CWNH | TOOTH FORM | STANDARD |
| CWPP | PRESSURE ANGLE | 20.0000 DEGREES |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.281 INCHES FIRST END |
| CWRM | FACE NOMINAL WIDTH | 0.094 INCHES |
| CWRS | BORE NOMINAL DIAMETER | 0.189 INCHES BOTH ENDS |
| CWSN | KEYWAY NOMINAL WIDTH | 0.063 INCHES BOTH ENDS |
| CWSR | NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM | 0.031 INCHES BOTH ENDS |
| CWTB | COUNTERBORE NOMINAL DEPTH | 0.047 INCHES SECOND END |
| CWTG | COUNTERBORE NOMINAL DIAMETER | 0.380 INCHES SECOND END |
| CWTR | HUB STYLE DESIGNATOR | 1 GROOVE FIRST END |
| CWWN | END NOMINAL DIAMETER | 0.313 INCHES FIRST END |
| CWXY | FIRST GROOVE NOMINAL WIDTH | 0.028 INCHES FIRST END |
| CWYD | FIRST GROOVE NOMINAL DIAMETER | 0.290 INCHES FIRST END |
| CWYL | NOMINAL DISTANCE FROM END TO FIRST GROOVE | 0.031 INCHES FIRST END |
| MATT | III MATERIAL | STEEL COMP E4340H OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 66,AISI/SAE E4340H FED STD SINGLE MATERIAL RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | PROTRUDING HUB, RECESSED BODY |
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