1650-00-083-1253 PLATE,SPRING Index 4820-00-083-1256 VALVE,SAFETY RELIEF

National Stock Number:
4820-00-083-1255

Federal Supply Class:
4820

National Item Identification Number:
000831255

Description:
VALVE,ANGLE

Detail:
A valve with one inlet and one outlet connection with outlet flow at an angle to inlet flow. The flow is controlled by the action of a stem which lifts disks perpendicularly off the center axis of its seat. It may be inline or cartridge (manifold) design. Excludes VALVE (1), Y; VALVE, STOP-CHECK; and COCK, SHUTOFF, SCREW STEM.


Manufacturer Information:
128SCH148-126512NORTHROP GRUMMAN SYSTEMS CORPORATION
128SCH148-179RG9NORTHROP GRUMMAN SYSTEMS CORPORATION
MC0647099643EATON AEROSPACE LLC
MC647076050EATON AEROSPACE LLC M C AEROSPACE DIV DBA STERER ENGINEERING


Techincal Specification:
BONNET ATTACHMENT METHODTHREADED
BONNET TYPEINSIDE SCREW
CONNECTION STYLEFLARED (TUBE) 1ST END
CONNECTION TYPETHREADED EXTERNAL TUBE 1ST END
FLOW CONTROL DEVICESTEM
MATERIALALUMINUM BODY
MATERIALALUMINUM SEAT
MATERIALALUMINUM STEM
MAXIMUM OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MOUNTING FACILITYBULKHEAD
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.250 INCHES 1ST END
NOMINAL THREAD SIZE0.437 INCHES 1ST END
SEAT ANGLE37.0 DEGREES 1ST END
STYLE DESIGNATORANGLE
THREAD CLASS3A 1ST END
THREAD DIRECTIONRIGHT-HAND 1ST END
THREAD SERIES DESIGNATORUNF 1ST END
VALVE OPERATION METHODMANUAL


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