Part Number
Part Number:
NSN:
NIIN:
Item Name:
SCREW , ADJUSTING , VALVE TAPPET
Definition:
AN EXTERNALLY THREADED SCREW-LIKE DEVICE WITH A HEXAGON, SQUARE, SLOTTED OR ANY OTHER TYPE DRIVE END. THE OTHER END MAY HAVE A SPHERICAL BALL, SOCKET OR OTHER TYPE OF MACHINED SURFACE. IT MAY HAVE A CONCENTRIC HOLE ALONG THE LONGITUDINAL CENTERLINE AND A HOLE PERPENDICULAR TO THE AXIS JOINING THE CONCENTRIC HOLE FOR LUBRICATION. IT IS SPECIFICALLY DESIGNED TO BE USED AS A MEANS FOR ADJUSTING ENGINE POPPET VALVE TAPPET CLEARANCES AND MAY BE FURNISHED WITH A LOCK NUT.
CAGE Information
| Code | Company |
|---|---|
| 03880 | DYNAPAC MFG INC |
Federal Supply Class
Title
DIESEL ENGINES AND COMPONENTS
Inclusions:
INCLUDES AUTOMOTIVE, INDUSTRIAL, MARINE, LOCOMOTIVE, AND ALL OTHER TYPES OF DIESEL AND SEMI-DIESEL ENGINES.
Exclusions:
EXCLUDES ENGINES ACCESSORIES (FSC 2990).
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| ABUJ | THREAD SIZE | 3/8-24 |
| ABUJ | THREAD SIZE | 3/8-24 |
| AETC | METALLIC HARDNESS RATING | NOT RATED |
| ATKZ | FIRST END THREAD LENGTH | 0.273 INCHES NOMINAL |
| BZRR | THREAD SERIES | UNF |
| AAWX | CONCENTRIC HOLE DEPTH | 0.950 INCHES NOMINAL |
| MATL | MATERIAL | STEEL |
| ATLF | SECOND END THREAD LENGTH | 0.400 INCHES NOMINAL |
| BNKG | END LARGEST DIAMETER | 0.365 INCHES NOMINAL |
| STYL | STYLE DESIGNATOR | SPHERICAL HEAD, DOUBLE THREAD, CONCENTRIC HOLE |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| BQTD | END SPHERICAL RADIUS | 0.162 INCHES NOMINAL |
| BBKY | FIRST RADIAL FLUID HOLE DIAMETER | 0.080 INCHES NOMINAL |
| AAJD | THREAD CLASS | 2A |
| AYTY | SMALLEST DIAMETER | 0.312 INCHES NOMINAL |
| AXMB | END LENGTH | 0.464 INCHES NOMINAL |
| AAZT | SLOT DEPTH | 0.100 INCHES NOMINAL |
| AAXC | CONCENTRIC HOLE DIAMETER | 0.110 INCHES NOMINAL |
| ABGC | SLOT WIDTH | 0.068 INCHES NOMINAL |
| AASG | CASEHARDENING INDICATOR | NOT CASEHARDENED |
| ABHP | OVERALL LENGTH | 1.575 INCHES NOMINAL |