4820-01-168-5683 SEAT,VALVE Index 5365-01-168-5685 PLUG,MACHINE THREAD

National Stock Number:
4820-01-168-5684

Federal Supply Class:
4820

National Item Identification Number:
011685684

Description:
SEAT,VALVE

Detail:
A replaceable item designed to provide a circular stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see INSERT, ENGINE VALVE SEAT.


Manufacturer Information:
20186 FIND 501343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
20186PC501343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
20203PC501343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
20213FIND401343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
20213FIND403950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
20213FIND415187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
20213PC401343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
20266FN501343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
20267FN501343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
20274FN501343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
8721 PC 401343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
A07410.002.12701343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
A7410.002.12701343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
B07410.002.12701343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
B7410.002.12701343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY


Techincal Specification:
BODY INSIDE DIAMETER0.750 INCHES NOMINAL
CRITICALITY CODE JUSTIFICATIONZZZY
OVERALL HEIGHT1.250 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALNICKEL ALLOY OVERALL
NOMINAL THREAD SIZE1.125 INCHES SINGLE THREADED PORTION
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
SEAT ANGLE IN DEG45.000 MINIMUM AND 60.000 MAXIMUM
SEATING SURFACE SHAPEANGULAR
SPECIAL FEATURESEND FROM SEATING SURFACE BROACHED TO 0.562 IN. HEX BY 0.250 IN DEEP FOR SEAT REMOVAL
STYLE DESIGNATORPLAIN THREADED
THREAD CLASS2A SINGLE THREADED PORTION
THREAD LENGTH1.000 INCHES NOMINAL SINGLE THREADED PORTION
THREAD QUANTITY PER INCH18 SINGLE THREADED PORTION
THREAD SERIES DESIGNATORUNEF SINGLE THREADED PORTION


Click here to Register for Free 30-day Trial

© 2026 NSN-Now. All rights reserved.    Privacy Policy  |  Contact Us