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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 121411, which is a Pulley Groove from manufacturer Arnold A Semler Inc, 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 121411 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 Arnold A Semler Inc parts from NSN 3020006960206, 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 121411 purchasing process instantly, submit an RFQ today.
| MRC | Criteria | Characteristic |
|---|---|---|
| ABGA | GROOVE DEPTH | 0.490 INCHES NOMINAL |
| ABGF | GROOVE WIDTH | 0.490 INCHES NOMINAL |
| ABHE | OUTSIDE DIAMETER | 4.500 INCHES NOMINAL |
| ABHP | OVERALL LENGTH | 1.375 INCHES NOMINAL |
| ABXV | BORE DIAMETER | 0.501 INCHES MINIMUM AND 0.502 INCHES MAXIMUM |
| ADGE | BORE LENGTH | 0.766 INCHES NOMINAL |
| AGGP | DRILLED HOLE DIAMETER | 0.144 INCHES NOMINAL |
| AGGS | V GROOVE ANGLE IN DEG | 34.0 |
| AGJS | PITCH DIAMETER | 4.000 INCHES MINIMUM AND 4.400 INCHES MAXIMUM |
| AHYF | SECURING HOLE QUANTITY | 2 |
| ANNQ | MATERIAL AND LOCATION | STEEL OVERALL |
| AQPL | FACE WIDTH | 0.625 INCHES NOMINAL |
| ARJD | DESIGN FORM | WEBBED |
| ASBP | BORE TYPE | STRAIGHT |
| AXND | COUNTERBORE FEATURE | NOT INCLUDED |
| BSGG | KEYING FACILITY | NOT INCLUDED |
| BXSH | WEB/SPOKE RELATIONSHIP TO FACE CENTERLINE | OFFSET |
| BXSJ | LIGHTENING HOLE | NOT INCLUDED |
| BXSK | INTEGRAL COOLING VANE | NOT INCLUDED |
| BXSM | GROOVE SHAPE | V |
| BYDS | BORE FEATURE | INCLUDED |
| BYDZ | PROTRUDING HUB CHARACTERISTIC | STEPPED |
| BYFF | SECURING LOCATION | AA END |
| BYZF | DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION | 0.609 INCHES NOMINAL BB END |
| BYZL | FIRST STEP FACE LARGEST DIAMETER AND LOCATION | 2.531 INCHES NOMINAL AA END |
| BYZN | FIRST STEP LENGTH AND LOCATION | 0.625 INCHES NOMINAL AA END |
| CLYR | HUB END OUTSIDE DIAMETER AND LOCATION | 1.125 INCHES NOMINAL AA END |
| CLYS | DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION | 0.750 INCHES NOMINAL AA END |
| STYL | STYLE DESIGNATOR | WEBBED OR SPOKED |
| AKYN | FURNISHED ITEMS AND QUANTITY | BORE BUSHING,ONE EACH |
| AWJQ | BEARINGS | NOT INCLUDED |
| AXHQ | GROOVE QUANTITY | 1 |
| BFYT | HOLE LOCATION | CENTERED0.344 IN. FROM END OF HUB,180 DEGS APART |
| BSNP | SECURING METHOD | DRILLED HOLE |
| BSYG | SPLIT HUB FEATURE | NOT INCLUDED |
| BXSN | STANDARD V-BELT SECTION DESIGNATION FOR WHICH DESIGNED | 3L AND 4L |
| BYZD | HUB END OUTSIDE DIAMETER AND LOCATION | 0.875 INCHES NOMINAL BB END |
| BYZM | SECOND STEP FACE LARGEST DIAMETER AND LOCATION | 3.500 INCHES NOMINAL AA END |
| BYZP | SECOND STEP LENGTH AND LOCATION | 0.062 INCHES NOMINAL AA END |
| BYZX | THIRD STEP LENGTH AND LOCATION | 0.062 INCHES NOMINAL AA END |
| SFTT | SURFACE TREATMENT | PAINT |
 |
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