National Item Identification Number

01-177-9558
011779558
4810-01-177-9558
4810-01-177-9558

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)

---

K2523

---

---

K2523

---

---

Reference Numbers (Part Numbers)

754/2/37945/000
754/2/37958/000

Required Categories

MATERIAL
SURFACE TREATMENT
HARDNESS RATING
SEATING SURFACE SHAPE
SEAT ANGLE

Required Description

STEEL CORROSION RESISTING OVERALL
PASSIVATE OVERALL
NOT RATED
RADIAL
47.000