AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Gear Spur |
| Federal Supply Group (FSG) | Mechanical Power Transmission Equipment |
| Federal Supply Class (FSC) | 3020 Gear Pulley Sprocket and Transmission Chain |
| National Item Identification Number (NIIN) | 00-288-4142 (002884142) |
| NCB Code | USA (00) |
| Manufacturer | Hamilton Sundstrand Corporation, Aero Precision Industries Llc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAQL | BODY STYLE | WEBBED,OFFSET,WITH LIGHTENING HOLES |
| AGJS | PITCH DIAMETER | 2.2490 INCHES MINIMUM AND 2.2500 INCHES MAXIMUM |
| AJLA | TEETH QUANTITY | 45 |
| ANTP | BORE STYLE | W/ 2 KEYWAYS BOTH ENDS |
| BDZQ | BACKLASH DESIGNATION | GRADE A |
| CQFM | HARDNESS RATING | 80.0 ROCKWELL A MINIMUM AND 83.0 ROCKWELL A MAXIMUM OVERALL |
| CWCD | NOMINAL OUTSIDE DIAMETER | 2.350 INCHES |
| CWNH | TOOTH FORM | STANDARD |
| CWPP | PRESSURE ANGLE | 25.0000 DEGREES |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.260 INCHES FIRST END |
| CWRB | BODY RECESS NOMINAL DEPTH | 0.026 INCHES SECOND END |
| CWRB | BODY RECESS NOMINAL DEPTH | 0.074 INCHES FIRST END |
| CWRM | FACE NOMINAL WIDTH | 0.172 INCHES |
| CWRS | BORE NOMINAL DIAMETER | 0.499 INCHES BOTH ENDS |
| CWSN | KEYWAY NOMINAL WIDTH | 0.127 INCHES BOTH ENDS |
| CWSR | NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM | 0.304 INCHES BOTH ENDS |
| CWTR | HUB STYLE DESIGNATOR | PLAIN FIRST END |
| CWTX | HUB NOMINAL DIAMETER | 0.750 INCHES FIRST END |
| MATT | MATERIAL | STEEL OVERALL |
| STYL | STYLE DESIGNATOR | PROTRUDING HUB,RECESSED BODY |
| Relevant Components for NSN - 3020-00-288-4142, 3020002884142 | ||||
| 3020-01-365-3056 (3020013653056) | 3020-00-070-0020 (3020000700020) | 3040-01-186-3587 (3040011863587) | 3040-00-801-1038 (3040008011038) | |
| 3040-00-895-8194 (3040008958194) | 3020-01-415-4361 (3020014154361) | 3040-00-115-1702 (3040001151702) | 3040-00-969-4174 (3040009694174) | |
| 3040-01-545-9466 (3040015459466) | 3040-01-283-9721 (3040012839721) | 3020-01-520-7338 (3020015207338) | 3040-00-405-0688 (3040004050688) | |
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