AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Gear Antibacklash 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) | 00-204-9504 (002049504) |
| NCB Code | USA (00) |
| Manufacturer | Southern Gear And Machine Inc, Curtiss Wright Controls Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABSX | ATTACHMENT METHOD | CLAMP |
| AGJS | PITCH DIAMETER | 1.3115 INCHES MINIMUM AND 1.3125 INCHES MAXIMUM |
| AJLA | TEETH QUANTITY | 84 |
| ANTP | BORE STYLE | PLAIN BOTH ENDS |
| CWCD | NOMINAL OUTSIDE DIAMETER | 1.343 INCHES |
| CWNH | TOOTH FORM | STANDARD |
| CWPP | PRESSURE ANGLE | 20.0000 DEGREES |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.313 INCHES FIRST END |
| CWRM | FACE NOMINAL WIDTH | 0.125 INCHES |
| CWRS | BORE NOMINAL DIAMETER | 0.250 INCHES BOTH ENDS |
| CWTR | HUB STYLE DESIGNATOR | SPLIT FIRST END |
| CWTX | HUB NOMINAL DIAMETER | 0.313 INCHES FIRST END |
| CWWC | CLAMPING SURFACE NOMINAL LENGTH | 0.250 INCHES FIRST END |
| CWWK | PRECISION CLASSIFICATION | QUALITY NUMBER 10 |
| FEAT | SPECIAL FEATURES | FOR NAVY NUCLEAR PROPULSION PLANT PRODUCTS ONLY |
| MATT | MATERIAL | ALUMINUM ALLOY 2024 FIRST GEAR |
| MATT | MATERIAL | ALUMINUM ALLOY 2024 SECOND GEAR |
| MATT | MATERIAL | STEEL COMP 303 HUB |
| MATT | MATERIAL | STEEL CORROSION RESISTING SPRING |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/6,T4 FED SPEC SINGLE MATERIAL RESPONSE FIRST GEAR |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/6,T4 FED SPEC SINGLE MATERIAL RESPONSE SECOND GEAR |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-764,COND A FED SPEC SINGLE MATERIAL RESPONSE HUB |
| SFTT | SURFACE TREATMENT | ANODIZE FIRST GEAR |
| SFTT | SURFACE TREATMENT | ANODIZE SECOND GEAR |
| SFTT | SURFACE TREATMENT | PASSIVATE HUB |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625,TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE FIRST GEAR |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625,TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE SECOND GEAR |
| STYL | STYLE DESIGNATOR | PROTRUDING HUB |
| ZZZY | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | AS DIFFERENTIATED BY FREE FROM MERCURY CONTAMINATION |
| Relevant Components for NSN - 3020-00-204-9504, 3020002049504 | ||||
| 3040-01-293-6061 (3040012936061) | 3020-01-092-7507 (3020010927507) | 3020-01-526-6231 (3020015266231) | 3020-01-177-2167 (3020011772167) | |
| 3020-00-418-5559 (3020004185559) | 3040-00-011-9183 (3040000119183) | 3040-00-752-1099 (3040007521099) | 3040-00-423-9886 (3040004239886) | |
| 3020-01-109-4621 (3020011094621) | 3020-01-222-8376 (3020012228376) | 3020-00-875-8283 (3020008758283) | 3040-00-426-1884 (3040004261884) | |
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