National Item Identification Number

01-329-7287
013297287
4820-01-329-7287
4820-01-329-7287

National Stock Number

Item Name

BALL,CHECK

Federal Supply Class

4820

Description

A spherical shaped device that may be of solid or hollow construction. It is designed to seat in an opening thereby preventing the passage of fluid. It may be used with a spring enabling the ball to become unseated at a predetermined pressure as exerted by the fluid flow and to become reseated in the absence of fluid pressure. For valve balls that include ports see BALL, VALVE, PORTED.

Commercial and Government Entity Code (Supplier Data)

---

59556

---

KOVATCH CORPORATION
1 INDUSTRIAL COMPLEX
NESQUEHONING
PA
18240
570-669-5199

---

Reference Numbers (Part Numbers)

016738V
74-500

Required Categories

MATERIAL
SPECIAL FEATURES

Required Description

STEEL
1/2 IN. DIA