The NSN 3020-01-026-4021 part numbers such as 3021137-1 manufactured by Navair And Navsea Managed are available in RFQ Experts’ inventory. An ASAP Semiconductor owned and operated website, RFQ Experts has over six billion parts in its inventory for NSN 3020-01-026-4021. ASAP is committed to streamlining the parts procurement process for our customers, making it easy for them to search through billions of parts to find exactly what they are looking for. We have dedicated account managers ready to solve procurement issues our clients face, whether it’s a need for obsolete parts, or an aircraft on ground situation. As an AS9120B, ISO 9001:2015, and FAA AC 0056B certified company, each and every part that we ship goes through numerous quality checks and inspections, to ensure that we sell only the highest-quality parts.
| Alternative NSN: 3020-01-026-4021 |
| Item Name: Sprocket Wheel |
| Federal Supply Class (FSC): 3020 Gear Pulley Sprocket and Transmission Chain |
| NIIN: 010264021 |
| NCB Code: USA (01) |
| Manufacturers: Navair And Navsea Managed |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABHE | OUTSIDE DIAMETER | 3.979 INCHES NOMINAL |
| ABHP | OVERALL LENGTH | 1.250 INCHES NOMINAL |
| ABRR | KEYWAY WIDTH | 0.500 INCHES MINIMUM AND 0.502 INCHES MAXIMUM |
| ABXV | BORE DIAMETER | 1.750 INCHES MINIMUM |
| ADGE | BORE LENGTH | 1.250 INCHES NOMINAL |
| AEVF | DISTANCE FROM CENTER OF BORE TO BOTTOM OF KEYWAY | 1.111 INCHES MAXIMUM |
| AGJS | PITCH DIAMETER | 3.607 INCHES NOMINAL |
| AQPL | FACE WIDTH | 0.459 INCHES NOMINAL |
| ARJD | DESIGN FORM | PLAIN |
| ASBP | BORE TYPE | STRAIGHT |
| ASXJ | METALLIC HARDNESS RATING AND LOCATION | 25.0 ROCKWELL C MINIMUM BODY AND 30.0 ROCKWELL C MAXIMUM BODY |
| AXND | COUNTERBORE FEATURE | NOT INCLUDED |
| BSGG | KEYING FACILITY | INCLUDED |
| BSGK | KEYING FACILITY TYPE | KEYWAY |
| BSNP | SECURING METHOD | KEY |
| BXSJ | LIGHTENING HOLE | NOT INCLUDED |
| BYDZ | PROTRUDING HUB CHARACTERISTIC | GROOVED |
| BYFB | GROOVE/STEP LOCATION | AA END |
| BYFF | SECURING LOCATION | BOTH ENDS |
| BYFH | BELT/CHAIN/FILM SIZE FOR WHICH DESIGNED | ROLLER CHAIN |
| BYFJ | ROLLER CHAIN PITCH TYPE FOR WHICH DESIGNED | SINGLE PITCH |
| BYFL | TEETH ROW QUANTITY | 1 |
| BYFN | TEETH QUANTITY PER ROW | 15 |
| BYFP | ASA STANDARD CHAIN NUMBER | 60 |
| BYFQ | HARDNESS RATING TEST METHOD | ROCKWELL |
| BYFR | TEETH HARDNESS RATING | 25.0 ROCKWELL C MINIMUM AND 30.0 ROCKWELL C MAXIMUM |
| BYFS | BORE BEARING | NOT INCLUDED |
| BYFW | HUB EXTERNAL KEYWAY | NOT INCLUDED |
| BYGF | TOOTH PITCH | 0.750 INCHES NOMINAL |
| BYZR | FIRST END GROOVE DIAMETER AND LOCATION | 2.125 INCHES NOMINAL AA END |
| BYZS | FIRST END GROOVE WIDTH AND LOCATION | 0.290 INCHES NOMINAL AA END |
| BYZT | FIRST END LENGTH FROM GROOVE TO END AND LOCATION | 0.300 INCHES NOMINAL AA END |
| CLYR | HUB END OUTSIDE DIAMETER AND LOCATION | 2.750 INCHES NOMINAL AA END |
| CLYS | DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION | 0.791 INCHES NOMINAL AA END |
| MATT | MATERIAL | STEEL COMP 4140 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | SAE 4140 ASSN STD SINGLE MATERIAL RESPONSE |
| NMBR | QUANTITY | 1 |
| SFTT | SURFACE TREATMENT | PHOSPHATE |
| STYL | III STYLE DESIGNATOR | PLAIN |
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