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Quality guaranteed We sell only warrantied and traceable partsPurchasing Sphere, owned and operated by ASAP Semiconductor, is an all-inclusive purchasing platform for hard-to-find and in-demand parts 921-254 and components pertaining to the civil aviation, defense, aerospace, industrial, and electronic markets. An NSN is a 13-digit numeric code that serves to identify 'standardized material items of supply' as they have been recognized by all NATO countries and the United States Department of Defense. As such, we have an inventory of more than two billion new and obsolete parts, among which is a vast and diverse array of 921-254 parts and much more. This includes items such as Pulley Groove 921-254 from manufacturer Aqua Chem Inc and many more, all of which are available with short lead times and competitive prices. For NSN parts, you won’t find a more inclusive source than Purchasing Sphere.
Our website offers a number of parametric search capabilities, one of which allows you to search specifically for 921-254 parts. This means you can quickly sort through National Stock Numbers such as 3020005171608 and find parts from quality manufacturers like Aqua Chem Inc and many others. To begin the purchasing process immediately, submit an RFQ today. Our team of dedicated account managers is standing by and will respond to all inquiries in 15 minutes or less.
| NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
|---|---|---|---|---|---|---|
| 3020-00-517-1608 Item Description: Pulley Groove | 3020 | 005171608 | 0 | N | ||
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| U | U | |||||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| 921-254 | 2 | 2 | 5 |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABGA | GROOVE DEPTH | 0.938 INCHES NOMINAL |
| ABGF | GROOVE WIDTH | 0.928 INCHES MINIMUM AND 0.948 INCHES MAXIMUM |
| ABHE | OUTSIDE DIAMETER | 8.975 INCHES NOMINAL |
| ABHP | OVERALL LENGTH | 2.438 INCHES NOMINAL |
| ABRR | KEYWAY WIDTH | 0.250 INCHES NOMINAL |
| ABXV | BORE DIAMETER | 1.000 INCHES NOMINAL |
| ADGE | BORE LENGTH | 2.438 INCHES NOMINAL |
| AEVF | DISTANCE FROM CENTER OF BORE TO BOTTOM OF KEYWAY | 0.625 INCHES NOMINAL |
| AGGS | V GROOVE ANGLE IN DEG | 38.0 |
| AGJS | PITCH DIAMETER | 8.600 INCHES NOMINAL |
| ANNQ | MATERIAL AND LOCATION | IRON, CAST OVERALL |
| AQPL | FACE WIDTH | 1.750 INCHES NOMINAL |
| ARJD | DESIGN FORM | WEBBED |
| ASBP | BORE TYPE | STRAIGHT |
| AWJQ | BEARINGS | INCLUDED |
| AXHQ | GROOVE QUANTITY | 2 |
| AXND | COUNTERBORE FEATURE | NOT INCLUDED |
| BDDY | BEARING QUANTITY | 1 |
| BSGG | KEYING FACILITY | INCLUDED |
| BSGK | KEYING FACILITY TYPE | KEYWAY |
| BSYG | SPLIT HUB FEATURE | NOT INCLUDED |
| BXSH | WEB/SPOKE RELATIONSHIP TO FACE CENTERLINE | NOT OFFSET |
| BXSJ | LIGHTENING HOLE | NOT INCLUDED |
| BXSK | INTEGRAL COOLING VANE | NOT INCLUDED |
| BXSM | GROOVE SHAPE | V |
| BXSN | STANDARD V-BELT SECTION DESIGNATION FOR WHICH DESIGNED | B |
| BYDS | BORE FEATURE | INCLUDED |
| BYDT | BEARING TYPE | FLANGED |
| BYZD | HUB END OUTSIDE DIAMETER AND LOCATION | 3.875 INCHES NOMINAL BOTH ENDS |
| BYZF | DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION | 0.438 INCHES NOMINAL AA END AND 0.250 INCHES NOMINAL BB END |
| NMBR | QUANTITY | 1 |
| STYL | STYLE DESIGNATOR | WEBBED OR SPOKED |
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