National Item Identification Number

00-621-4441
006214441
4810-00-621-4441
4810-00-621-4441

National Stock Number

Item Name

SEAT,VALVE

Federal Supply Class

4810

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)

---

81982

---

---

Reference Numbers (Part Numbers)

35-18118

Required Categories

STYLE DESIGNATOR
FLANGE DIAMETER
BODY OUTSIDE DIAMETER
BODY INSIDE DIAMETER;

Required Description

B10 PLAIN FLANGED
0.495 INCHES MINIMUM AND
0.498 INCHES MAXIMUM
0.495 INCHES