National Item Identification Number

01-399-0810
013990810
4520-01-399-0810
4520013990810

National Stock Number

Item Name

PIPE,AIR CONDITIONING-HEATING

Federal Supply Class

4520

Description

A shaped product of sheet metal; round, rectangular, or square in cross-sectional shape. It is uniform throughout its length. Used to conduct air or gas fumes from one area to another.

Commercial and Government Entity Code (Supplier Data)

---

03640

---

---

Reference Numbers (Part Numbers)

165A609-1

Required Categories

MATERIAL
SURFACE TREATMENT
CONSTRUCTION
SHAPE
CROSS-SECTIONAL DIAMETER
LENG

Required Description

ALUMINUM ALLOY
ENAMEL
DOUBLE
ROUND
2.500 INCHES NOMINAL
2.750 INCHES NOMINA