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 |
|---|---|
| 95201 | NAPCO INTERNATIONAL LLC |
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 |
|---|---|---|
| BQSM | AA END CHAMFER LENGTH | 0.031 INCHES NOMINAL |
| AAWZ | COUNTERBORE DEPTH | 0.469 INCHES NOMINAL |
| BQSK | BB END CHAMFER LENGTH | 0.125 INCHES NOMINAL |
| MATL | MATERIAL | IRON, CAST |
| ABXV | BORE DIAMETER | 0.5000 INCHES NOMINAL |
| AETC | METALLIC HARDNESS RATING | 27.0 MINIMUM ROCKWELL C AND 37.0 MAXIMUM ROCKWELL C |
| BQSH | AA END DIAMETER | 0.870 INCHES MINIMUM AND 0.873 INCHES MAXIMUM |
| BQSJ | BB END SHANK DIAMETER | 0.808 INCHES MINIMUM AND 0.814 INCHES MAXIMUM |
| ABHP | OVERALL LENGTH | 4.250 INCHES NOMINAL |
| BQSN | AA END CHAMFER ANGLE IN DEG | 45.0 |
| BQSL | BB END CHAMFER ANGLE IN DEG | 45.0 |
| BDYS | COUNTERBORE LOCATION | AA END |
| BQSF | BORE COUNTERBORE | INCLUDED |
| BQDC | BORE COUNTERSINK | NOT INCLUDED |
| AAWY | COUNTERBORE DIAMETER | 0.510 INCHES MINIMUM AND 0.520 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 1.225 INCHES MINIMUM AND 1.230 INCHES MAXIMUM |