| Item Name | Screw Adjusting Valve Tappet |
| Federal Supply Group (FSG) | Engines Turbines and Components |
| Federal Supply Class (FSC) | 2810 Gasoline Reciprocating Engines Aircraft Prime Mover and Components |
| National Item Identification Number (NIIN) | 00-118-7256 (001187256) |
| NCB Code | USA (00) |
| Manufacturer | Pratt And Whitney Canada Inc, United Technologies Corporation |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASG | CASEHARDENING INDICATOR | NOT CASEHARDENED |
| AAZT | SLOT DEPTH | 0.031 INCHES NOMINAL |
| ABET | THREAD LENGTH | 1.123 INCHES |
| ABGC | SLOT WIDTH | 0.047 INCHES NOMINAL |
| ABHP | OVERALL LENGTH | 1.280 INCHES NOMINAL |
| ABUJ | THREAD SIZE | 1/4-28 |
| AETC | METALLIC HARDNESS RATING | 26.0 MINIMUM ROCKWELL C AND 30.0 MAXIMUM ROCKWELL C |
| AXMB | END LENGTH | 0.157 INCHES NOMINAL |
| AYTY | SMALLEST DIAMETER | 0.047 INCHES NOMINAL |
| BNKG | END LARGEST DIAMETER | 0.688 INCHES NOMINAL |
| BQTD | END SPHERICAL RADIUS | 0.031 INCHES NOMINAL |
| BZRR | THREAD SERIES | UNF |
| MATT | MATERIAL | STEEL |
| STYL | STYLE DESIGNATOR | SPHERICAL HEAD,STRAIGHT THREAD,SLOT DRIVE |
| ZZZV | FSC APPLICATION DATA | ACFT ENG R2800 |
| Relevant Components for NSN - 2810-00-118-7256, 2810001187256 | ||||
| 2840-00-566-2701 (2840005662701) | 2840-01-245-7965 (2840012457965) | 2815-01-457-3240 (2815014573240) | 2825-00-372-7668 (2825003727668) | |
| 2840-01-220-4608 (2840012204608) | 2825-00-827-1412 (2825008271412) | 2840-01-263-0640 (2840012630640) | 2835-01-203-8560 (2835012038560) | |
| 2840-01-617-3505 (2840016173505) | 2840-00-625-2126 (2840006252126) | 2835-01-019-8114 (2835010198114) | 2835-01-618-2420 (2835016182420) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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