National Item Identification Number
01-342-1731
013421731
4820-01-342-1731
4820-01-342-1731
National Stock Number
Item Name
SEAT,VALVE
Federal Supply Class
4820
Description
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.
Commercial and Government Entity Code (Supplier Data)
57574
VELAN VALVE CORPORATION
94 AVENUE C
WILLISTON
VT
05495
802-863-2562
03950
NAVAL INVENTORY CONTROL POINT
MECHANICSBURG
5450 CARLISLE PIKE
2020
MECHANICSBURG
PA
17055
717-605-3500
57574
VELAN VALVE CORPORATION
94 AVENUE C
WILLISTON
VT
05495
802-863-2562
03950
NAVAL INVENTORY CONTROL POINT
MECHANICSBURG
5450 CARLISLE PIKE
2020
MECHANICSBURG
PA
17055
717-605-3500
57574
VELAN VALVE CORPORATION
94 AVENUE C
WILLISTON
VT
05495
802-863-2562
Reference Numbers (Part Numbers)
73811-130/8543-009-440
73811-130/8543-009-440VM
8543-009-440
8543-009-440VM;
Required Categories
STYLE DESIGNATOR
FLANGE DIAMETER
BODY OUTSIDE DIAMETER
BODY INSIDE DIAMETER;
Required Description
B7 PLAIN FLANGED
4.895 INCHES NOMINAL
4.500 INCHES NOMINAL
4.000 INCHES NOMIN