4820-01-417-8494 VALVE,GLOBE Index 4820-01-417-8496 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-417-8495

Federal Supply Class:
4820

National Item Identification Number:
014178495

Description:
VALVE,RESTRICTOR CHECK

Detail:
A VALVE HAVING AN ORIFICE IN THE POPPET, DISK, OR THE LIKE, TO PERMIT RESTRICTED FLUID FLOW WHEN THE VALVE IS SEATED. IT DOES NOT HAVE A STEM OR PROVISIONS FOR PRESSURE ADJUSTMENTS, AND IS SIMILAR TO A VALVE, CHECK WITH THE EXCEPTION OF THE ORIFICE WHICH PERMITS FLUID FLOW IN MORE THAN ONE DIRECTION.


Manufacturer Information:
7M583-20PXV4THE BOEING COMPANY
7M583-276301THE BOEING COMPANY
CV99-68-291816CIRCOR AEROSPACE, INC.


Techincal Specification:
CONNECTION STYLEFLARED (TUBE) ALL ENDS
CONNECTION TYPETHREADED EXTERNAL TUBE ALL ENDS
MATERIALALUMINUM ALLOY 2024 BODY
MOUNTING POSITIONHORIZONTAL OR VERTICAL
NOMINAL THREAD SIZE0.438 INCHES ALL ENDS
SEAT ANGLE37.0 DEGREES ALL ENDS
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORSTRAIGHT THRU
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625, TYPE II, CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE
SURFACE TREATMENTANODIZE
THREAD CLASS3A ALL ENDS
THREAD DIRECTIONRIGHT-HAND ALL ENDS
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS


Click here to Register for Free 30-day Trial