- FSC
- 4820Valves, Nonpowered
- NIIN / country
- 015214350 · USA
- Unit / status
- EA · active
- Catalog unit price
- $15,560
- DEMIL
- A
- Source of supply
- SMS
Characteristics
FLIS item characteristics from PUB LOG identification.
| Characteristic | Value |
|---|---|
| ADJUSTABLE PRESSURE RANGE | POUNDS PER SQUARE INCH 23.0 TO 45.0 |
| BOLT CIRCLE NOMINAL DIAMETER | ALL ENDS INCHES 5.000 |
| BOLT HOLE NOMINAL DIAMETER | ALL ENDS INCHES 0.562 |
| BOLT HOLE QUANTITY | 6 |
| BONNET ATTACHMENT METHOD | BOLTED |
| BONNET TYPE | INSIDE SPRING |
| CONNECTION TYPE | ALL ENDS FLANGE |
| DISK LOADING METHOD | SPRING |
| FIRST CONNECTION FACE TO CENTERLINE DISTANCE | INCHES 5.500 |
| FLANGE FACE DESIGN | ALL ENDS PLAIN |
| FLANGE SHAPE | ALL ENDS ROUND WITH HOLES |
| FLOW CONTROL DEVICE | DISK |
| FURNISHED ITEMS AND QUANTITY | LEVER 1 |
| MATERIAL | STEM NICKEL ALLOY |
| MATERIAL DOCUMENT AND CLASSIFICATION | STEM FED SPEC SINGLE MATERIAL RESPONSE QQ-N-288 |
| MAXIMUM OPERATING TEMP | SECOND RESPONSE FAHRENHEIT 425.0 |
| MEDIA FOR WHICH DESIGNED | SINGLE RESPONSE LIQUID |
| NOMINAL OUTSIDE DIAMETER | ALL ENDS INCHES 6.125 |
| NOMINAL THICKNESS | ALL ENDS INCHES 0.500 |
| NONDEFINITIVE SPEC/STD DATA | CLASS B |
| OPERATING PRESSURE | SECOND RESPONSE POUNDS PER SQUARE INCH (PSI) MAXIMUM 200.0 |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | ANGLE RELIEF VALVE SEMI NOZZLE CONSTRUCTION, 2.5 X 2.5 |
| PROPRIETARY CHARACTERISTICS | PACS |
| SECOND CONNECTION FACE TO CENTERLINE DISTANCE | INCHES 5.500 |
| 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--IL-S-901C AND STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.). 96906--IL-STD-167-1 FOR LIGHTWEIGHT GRADE A CLASS I, FIXTURE 4C |
| VALVE OPERATION METHOD | AUTOMATIC OR MANUAL |
| VALVE SIZE | INCHES 2.500 |
Manufacturers that have won this work
DIBBS award history plus USASpending rows whose CAGE matches SAM registration. CAGE codes open the DLA vendor lookup. Names without a CAGE match are shown as unverified.
Recent award / quote activity
Open buys for this NSN
SPE7MC26T227B
DIBBS · quotes by Sep 8, 2026 · UNRESTRICTED
Quote history
Recorded quotes from nsn_quote_history when present (vendor references / quote tracker). Interchangeable-parts tables are not in this career schema — skipped.
No quote history rows for this NSN.
Listed manufacturers
MCRL rows for this NSN — companies that make or supply the part.