| Item Name | Valve Regulating Fluid Pressure |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-288-6642 (002886642) |
| NCB Code | USA (00) |
| Manufacturer | Leslie Controls Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAHF | FIRST END FLANGE OUTSIDE DIAMETER | 6.125 INCHES NOMINAL |
| AAQL | BODY STYLE | STRAIGHT THRU |
| ABFF | FURNISHED ITEMS | INTERNAL PILOT VALVE |
| ACKL | MEDIA FOR WHICH DESIGNED | STEAM |
| ACKM | FIRST END CONNECTION TYPE | PLAIN FACE FLANGE |
| ACKN | FIRST END STYLE DESIGNATOR | PLAIN |
| ACKT | FIRST END FLANGE SHAPE STYLE | ROUND W/ BOLT HOLES |
| ACKU | FIRST END FLANGE THICKNESS | 0.562 INCHES NOMINAL |
| ACKZ | FIRST END BOLT HOLE QUANTITY | 4 |
| ACLA | FIRST END BOLT HOLE DIAMETER | 0.875 INCHES NOMINAL |
| ACLB | FIRST END BOLT CIRCLE DIAMETER | 4.500 INCHES NOMINAL |
| ACLR | SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL |
| ACSH | SEAT MATERIAL | STEEL,FED STD 66,AISI 410/SAE 51410 AND COBALT ALLOY |
| ADQL | FACE TO FACE DISTANCE | 7.500 INCHES NOMINAL |
| ADQU | FLOW CONTROL DEVICE | DISK,BEVEL SEAT,TOP GUIDED AND DISK,BEVEL SEAT,BOTTOM GUIDED |
| ADQV | FLOW CONTROL DEVICE MATERIAL | STEEL,FED STD 66,AISI 420/SAE 51420 |
| ADQZ | END CONNECTION QUANTITY | 2 |
| ADZH | RENEWABLE SEAT RING TYPE | THREADED |
| AEVA | OUTLET PRESSURE RANGE | 15.0 TO 280.0 POUNDS PER SQUARE INCH |
| AEVN | REGULATION TYPE | MANUAL SINGLE STAGE |
| AEVP | MANUAL CONTROL METHOD | WHEEL |
| AEVQ | VALVE STEM DESIGN | SINGLE SEAT |
| AEVR | VALVE LOADING METHOD | SPRING |
| AEVS | REMOTE ACTUATION METHOD | PISTON |
| AEVZ | MAXIMUM INLET PRESSURE RATING | 300.0 POUNDS PER SQUARE INCH |
| AEWF | FILTER | NOT INCLUDED |
| MATT | MATERIAL | COPPER ALLOY 922 BODY |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| ZZZY | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | AS DIFFERENTIATED BY TYPE AND SIZE OF END CONNECTIONS,PRESSURE RATINGS |
| Components Related to NSN - 4820-00-288-6642, 4820002886642 | ||||
| 4820-01-279-1339 (4820012791339) | 4820-01-250-8611 (4820012508611) | 4810-01-039-5970 (4810010395970) | 4820-01-284-4289 (4820012844289) | |
| 4820-01-671-6098 (4820016716098) | 4820-00-287-2199 (4820002872199) | 4820-01-277-6509 (4820012776509) | 4820-01-178-7551 (4820011787551) | |
| 4820-01-064-2440 (4820010642440) | 4820-00-391-3785 (4820003913785) | 4820-00-066-2358 (4820000662358) | 4820-01-197-6798 (4820011976798) | |
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