NSN 4820-00-181-8920 · NIIN 001818920 · FSC 4820
NO DASHES 4820001818920
In Stock
VALVE,REGULATING,FLUID PRESSURE
Valves, Nonpowered
Application: TARAWA CLASS LHA, NIMITZ CLASS CVN, OLIVER PERRY CLASS FFG, FORRESTAL CLASS CV, EMORYS . LAND CLASS AS, TICONDEROGA CLASS CG (47), SPRUANCE CLASS DD (963), WASP CLASS LHD.
Technical characteristics
26 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 |
|---|---|---|
| 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 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | STEM FED SPEC SINGLE MATERIAL RESPONSE QQ-N-281 |
| MEDA | MEDIA FOR WHICH DESIGNED | LOCATION NOT OTHERWISE SPECIFIED WATER, FRESH AND WATER, SALT |
| ACKN | FIRST END STYLE DESIGNATOR | |
| ACLG | FIRST END NOMINAL PIPE SIZE ACCOMMODATED | INCHES 1.500 |
| ACLR | SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL |
| AEVR | VALVE LOADING METHOD | SPRING |
| AEVZ | MAXIMUM INLET PRESSURE RATING | POUNDS PER SQUARE INCH (PSI) 150.0 |
| MATT | MATERIAL | STEM NICKEL ALLOY |
| MATT | MATERIAL | FLOW CONTROL DEVICE COPPER ALLOY |
| MATT | MATERIAL | SEAT NICKEL ALLOY R-405 |
| AAQL | BODY STYLE | |
| ABFF | FURNISHED ITEMS | UNION NUT AND TAILPIECE |
| ACKM | FIRST END CONNECTION TYPE | UNTHREADED INTERNAL PIPE |
| AGAV | END ITEM IDENTIFICATION | TARAWA CLASS LHA, NIMITZ CLASS CVN, OLIVER PERRY CLASS FFG, FORRESTAL CLASS CV, EMORYS . LAND CLASS AS, TICONDEROGA CLASS CG (47), SPRUANCE CLASS DD (963), WASP CLASS LHD. |
| AZKQ | TEMP RATING | FAHRENHEIT NOMINAL 165.0 |
| CRTL | CRITICALITY CODE JUSTIFICATION | FEAT |
| SPCL | SPECIAL TEST FEATURES | HIGH-IMPACT SHOCK TESTS ARE REQUESTED AS DIRECTED IN PARAGRAPHS 3.6 AND 4.4.2.3 OF MIL-V-2042 IN PAC 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 |
| ADQU | FLOW CONTROL DEVICE | DIAPHRAGM |
| ADQZ | END CONNECTION QUANTITY | 2 |
| FEAT | SPECIAL FEATURES | WEAPON SYSTEM ESSENTIAL. ENDS W/O BRAZING RINGS INSTALLED. |
Cross-references
9 manufacturer part numbers on file for this NSN — each shown against the CAGE code it belongs to.
| Manufacturer part number | CAGE |
|---|---|
| 40401-09 25-60 PSI | 55378 |
| 40401-09 REV A | 55378 |
| 40401-902 | 55378 |
| 40401-9 | 55378 |
| 40401-09 25TO60 | 55378 |
| MIL-V-2042 | 81349 |
| 4820PL1341151 | 9009H |
| 30808020-1501B | 03847 |
| 30808260REVF | 03847 |
Supersedes
This item replaces cancelled NIIN 012330688. An older drawing citing one of those numbers resolves here.