Part Number
Part Number:
NSN:
NIIN:
Item Name:
GUIDE , VALVE STEM
Definition:
A REPLACEABLE CYLINDRICAL ITEM DESIGNED TO PROVIDE WEAR SURFACE AND MAINTAIN ALIGNMENT OF A RECIPROCATING VALVE STEM AND THE LIKE, IT MAY HAVE A FLANGE(S) AND/OR GROOVES.
CAGE Information
| Code | Company |
|---|---|
| 89619 | MACK TRUCKS INC. DBA MACUNGIE OPERAT |
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 |
|---|---|---|
| BQSK | BB END CHAMFER LENGTH | 0.031 INCHES NOMINAL |
| BQSK | BB END CHAMFER LENGTH | 0.031 INCHES NOMINAL |
| BQSM | AA END CHAMFER LENGTH | 0.031 INCHES NOMINAL |
| AGQK | MAJOR DIAMETER LENGTH | 1.937 INCHES NOMINAL |
| BQSN | AA END CHAMFER ANGLE IN DEG | 45.0 |
| ABHP | OVERALL LENGTH | 3.500 INCHES NOMINAL |
| BQSL | BB END CHAMFER ANGLE IN DEG | 30.0 |
| BQSJ | BB END SHANK DIAMETER | 0.660 INCHES MINIMUM AND 0.670 INCHES MAXIMUM |
| BQSF | BORE COUNTERBORE | NOT INCLUDED |
| BQDC | BORE COUNTERSINK | NOT INCLUDED |
| MATL | MATERIAL | CAST IRON,SAE G3500 FSCM 81343 |
| STYL | STYLE DESIGNATOR | PLAIN, SHOULDERED |
| ABKV | OUTSIDE DIAMETER | 0.6880 INCHES NOMINAL |
| ABXV | BORE DIAMETER | 0.4995 INCHES MINIMUM AND 0.5005 INCHES MAXIMUM |