Part Number
Part Number:
NSN:
NIIN:
Item Name:
LOCK , VALVE SPRING RETAINER
Definition:
A METAL ITEM DESIGNED FOR THE PURPOSE OF SECURING AN ENGINE OR COMPRESSOR VALVE AND POSITIONING THE VALVE SPRING OR VALVE SPRING RETAINER. EXCLUDES COTTER PINS, STRAIGHT PINS, KEYS AND WASHERS.
CAGE Information
| Code | Company |
|---|---|
| 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMS |
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 |
|---|---|---|
| ALZQ | FIRST GROOVE WIDTH | 0.020 INCHES MINIMUM AND 0.040 INCHES MAXIMUM |
| ALZR | SECOND GROOVE WIDTH | 0.020 NOMINAL MILS AND 0.040 NOMINAL CENTIMETERS |
| BRPY | DISTANCE FROM BOTTOM TO FIRST GROOVE CENTER | 0.171 INCHES MINIMUM AND 0.175 INCHES MAXIMUM |
| MATL | MATERIAL | STEEL |
| STYL | STYLE DESIGNATOR | STRAIGHT BORE W/TWO GROOVES-LOWER OUTSIDE RADIUS |
| ZZZV | FSC APPLICATION DATA | MAIN ENGINE,CARRIER CARGO,AMPHIBIOUS |
| AETC | METALLIC HARDNESS RATING | 75.0 MINIMUM ROCKWELL B AND 85.0 MAXIMUM ROCKWELL B |
| AGWM | LARGEST OUTSIDE DIAMETER | 0.652 INCHES NOMINAL |
| AFEW | THREAD PROVISION | UNTHREADED |
| BKKZ | MINIMUM INSIDE DIAMETER | 0.376 INCHES |
| AGRU | LARGEST INSIDE DIAMETER | 0.430 INCHES MINIMUM AND 0.434 INCHES MAXIMUM |
| BRQJ | OUTSIDE INCLUDED ANGLE IN DEG | 14.25 |
| FEAT | SPECIAL FEATURES | 63 MIROINCH RMS FINISH SURFACES OF TOP,BOTTOM,AND GROOVES;32 MICROINCH RMS FINISH SURFACES OF OD AND BOTH ID;0.025 IN.MIN TO 0.031 IN.MAX RADIUS BETWEEN SMALLEST ID AND GROOVES |
| ABKW | OVERALL HEIGHT | 0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM |
| BRPS | DISTANCE BETWEEN FIRST AND SECOND GROOVE CENTERS | 0.143 INCHES MINIMUM AND 0.167 INCHES MAXIMUM |
| AASG | CASEHARDENING INDICATOR | NOT CASEHARDENED |