National Item Identification Number

01-220-6636
012206636
4820-01-220-6636
4820-01-220-6636

National Stock Number

Item Name

VALVE,VACUUM BREAKING

Federal Supply Class

4820

Description

An item designed to automatically relieve vacuum, by the intake of air, when the internal pressure falls below atmospheric pressure. See also VALVE, VACUUM REGULATING.

Commercial and Government Entity Code (Supplier Data)

---

26269

---

U S DYNAMICS CORP
425 BAYVIEW AVE
AMITYVILLE
NY
11701
631-842-5600

---

53711

---

---

Reference Numbers (Part Numbers)

M1287
5548715

Required Categories

Required Description