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 |
|---|---|
| 24617 | GENERAL MOTORS CORP |
Federal Supply Class
Title
GASOLINE RECIPROCATING ENGINES,
Inclusions:
INCLUDES GAS RECIPROCATING ENGINES; ALL GASOLINE RECIPROCATING ENGINES EXCEPT AIRCRAFT PRIME MOVING.
Exclusions:
EXCLUDES ENGINE ACCESSORIES (FSC 2990).
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| BQSM | AA END CHAMFER LENGTH | 0.031 INCHES NOMINAL |
| ABXV | BORE DIAMETER | 0.4390 INCHES NOMINAL |
| MATL | MATERIAL | IRON, CAST |
| ABHP | OVERALL LENGTH | 2.500 INCHES NOMINAL |
| BQSN | AA END CHAMFER ANGLE IN DEG | 45.0 |
| BQSL | BB END CHAMFER ANGLE IN DEG | 15.0 |
| AETC | METALLIC HARDNESS RATING | 74.0 MINIMUM ROCKWELL B AND 91.0 MAXIMUM ROCKWELL B |
| ABKV | OUTSIDE DIAMETER | 0.750 INCHES NOMINAL |
| BQSK | BB END CHAMFER LENGTH | 0.063 INCHES NOMINAL |
| BQSF | BORE COUNTERBORE | NOT INCLUDED |
| STYL | STYLE DESIGNATOR | PLAIN FLANGED |
| BQSJ | BB END SHANK DIAMETER | 0.627 INCHES NOMINAL |
| BQDC | BORE COUNTERSINK | NOT INCLUDED |
| AGQK | MAJOR DIAMETER LENGTH | 0.094 INCHES NOMINAL |