NSN 4820-00-181-8958 · NIIN 001818958 · FSC 4820
NO DASHES 4820001818958
In Stock
VALVE,REGULATING,FLUID PRESSURE
Valves, Nonpowered
Technical characteristics
23 rows
Straight from the federal item record. Entries the record leaves empty are shown empty — nothing is filled in on its behalf.
| MRC | Requirement | Value |
|---|---|---|
| AAHF | FIRST END FLANGE OUTSIDE DIAMETER | INCHES NOMINAL 4.500 |
| AAQL | BODY STYLE | |
| ACKM | FIRST END CONNECTION TYPE | PLAIN FACE FLANGE |
| ACKN | FIRST END STYLE DESIGNATOR | |
| ACKT | FIRST END FLANGE SHAPE STYLE | |
| ACKU | FIRST END FLANGE THICKNESS | INCHES NOMINAL 0.438 |
| ACKZ | FIRST END BOLT HOLE QUANTITY | 4 |
| ACLA | FIRST END BOLT HOLE DIAMETER | INCHES NOMINAL 0.563 |
| ACLB | FIRST END BOLT CIRCLE DIAMETER | INCHES NOMINAL 3.375 |
| ACLR | SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL |
| ADQL | FACE TO FACE DISTANCE | INCHES NOMINAL 7.938 |
| ADQU | FLOW CONTROL DEVICE | DIAPHRAGM |
| ADQZ | END CONNECTION QUANTITY | 2 |
| ADZH | RENEWABLE SEAT RING TYPE | THREADED |
| AEVA | OUTLET PRESSURE RANGE | POUNDS PER SQUARE INCH (PSI) 25.0 TO 60.0 |
| AEVN | REGULATION TYPE | AUTOMATIC DOUBLE STAGE |
| AEVQ | VALVE STEM DESIGN | SINGLE SEAT |
| AEVR | VALVE LOADING METHOD | SPRING |
| AEVZ | MAXIMUM INLET PRESSURE RATING | POUNDS PER SQUARE INCH (PSI) 150.0 |
| MEDA | MEDIA FOR WHICH DESIGNED | LOCATION NOT OTHERWISE SPECIFIED WATER, FRESH AND WATER, SALT |
| SPCL | SPECIAL TEST FEATURES | HIGH-IMPACT SHOCK TESTS ARE REQUIRED AS DIRECTED IN PARAGRAPHS 3.6 AND 4.4.2.3 OF MIL-V-2042 IN PACK TEST ABOVE |
| TEST | TEST DATA DOCUMENT | SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). 81349--ILV2042 |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | TYPE 2 |
Cross-references
5 manufacturer part numbers on file for this NSN — each shown against the CAGE code it belongs to.
| Manufacturer part number | CAGE |
|---|---|
| 4207-D27994 | 33547 |
| F1370 | 81346 |
| F137002HF1B | 81346 |
| F13702FF1B | 81346 |
| MILV2042 | 81349 |
Supersedes
This item replaces cancelled NIIN 002872709. An older drawing citing one of those numbers resolves here.