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 |
|---|---|
| 02978 | L-3 COMMUNICATIONS CORPORATION DBA C |
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 |
|---|---|---|
| ABMG | SHOULDER HEIGHT | 0.063 NOMINAL INCHES |
| ABMG | SHOULDER HEIGHT | 0.063 NOMINAL INCHES |
| ZZZV | FSC APPLICATION DATA | ENGINE GASOLINE,NONAIRCRAFT |
| MATL | MATERIAL | ALUMINUM BRONZE |
| BQSR | SHOULDER FIRST FILLET RADIUS | 0.094 INCHES NOMINAL |
| ABHP | OVERALL LENGTH | 1.938 INCHES NOMINAL |
| STYL | STYLE DESIGNATOR | PLAIN-STEPPED SHOULDER |
| AAVH | SHOULDER DIAMETER | 0.817 INCHES MINIMUM AND 0.827 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 0.120 INCHES MINIMUM AND 1.130 INCHES MAXIMUM |
| BQSH | AA END DIAMETER | 0.531 INCHES NOMINAL |
| AGQK | MAJOR DIAMETER LENGTH | 0.125 INCHES MINIMUM AND 0.126 INCHES MAXIMUM |
| BQSF | BORE COUNTERBORE | NOT INCLUDED |
| BQSQ | BB END RADIUS | 0.250 INCHES NOMINAL |
| AAVK | SHOULDER LENGTH | 0.063 INCHES NOMINAL |
| BQSX | FILLET STEP RADIUS | 0.015 INCHES MINIMUM AND 0.025 INCHES MAXIMUM |
| ABXV | BORE DIAMETER | 0.3270 INCHES MINIMUM AND 0.3290 INCHES MAXIMUM |
| BQDC | BORE COUNTERSINK | NOT INCLUDED |
| BQSJ | BB END SHANK DIAMETER | 0.500 INCHES MINIMUM AND 0.501 INCHES MAXIMUM |
| BRQM | LENGTH FROM AA END TO LARGEST DIAMETER FACE | 0.124 INCHES MINIMUM AND 0.126 INCHES MAXIMUM |
| BQST | SHOULDER SECOND FILLET RADIUS | 0.063 INCHES NOMINAL |