Thank you for considering Rockwell Collins Aerospace part number 778-1521, an item we carry that is listed with the NSN 3020-00-257-2174 and product description “Gear Helical.” This component is available for purchase through our website at this time, so complete the Request for Quote (RFQ) form provided below if you would like to receive pricing information for your comparisons. Simply offer our staff details like your desired quantity, budget, and delivery timeline to help us craft the best solution for your needs.
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We aim to make the process of locating and procuring exact items simple, which is why we feature key listing details with every offering. For example, part number 778-1521 was specifically produced by Rockwell Collins Aerospace under CAGE Code 13499, and with the NSN 3020-00-257-2174, it belongs to FSC 3020 Gear Pulley Sprocket and Transmission Chain. Additionally, all stock comes delivered with any applicable qualifying certifications or manufacturer trace documentation for your further benefit. With all of this in mind, be sure to submit a request for part number 778-1521 today, knowing we will be in touch shortly after reviewing your information.
| NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
|---|---|---|---|---|---|---|
| 3020-00-257-2174 Item PartTypeName: GEAR,HELICAL | 3020 | 002572174 | N | |||
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| U | ||||||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| 778-1521-001 | C | 2 | 3 |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAQL | BODY STYLE | PLAIN,SOLID |
| AGJS | PITCH DIAMETER | 0.9428 INCHES NOMINAL |
| AJLA | TEETH QUANTITY | 32 |
| ANTP | BORE STYLE | PLAIN BOTH ENDS |
| CWCD | NOMINAL OUTSIDE DIAMETER | 0.9800 INCHES |
| CWMW | TEETH TYPE | SINGLE HELIX |
| CWNH | TOOTH FORM | STANDARD |
| CWNM | TOOTH DIRECTION | LEFT |
| CWPP | PRESSURE ANGLE | 20.0000 DEGREES |
| CWPZ | HELIX ANGLE | 45.0000 DEGREES |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.219 INCHES FIRST END |
| CWRM | FACE NOMINAL WIDTH | 0.094 INCHES |
| CWRS | BORE NOMINAL DIAMETER | 0.252 INCHES FIRST END |
| CWTR | HUB STYLE DESIGNATOR | PINNED FIRST END |
| CWTX | HUB NOMINAL DIAMETER | 0.4062 INCHES FIRST END |
| FEAT | SPECIAL FEATURES | MTG HOLES 120 DEGS APART |
| MATT | MATERIAL | COPPER ALLOY 360 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-626,COMP 22,1/2H FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | PROTRUDING HUB |
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