National Item Identification Number
01-396-7782
013967782
4520-01-396-7782
4520013967782
National Stock Number
Item Name
COLLAR,AIR CONDITIONING-HEATING
Federal Supply Class
4520
Description
A straight formed fitting with identical internal ends, used to form a connection of two air conditioning-heating fittings.
Commercial and Government Entity Code (Supplier Data)
03640
03640
Reference Numbers (Part Numbers)
181A321
181A321-1
Required Categories
OVERALL LENGTH
OVERALL DIAMETER
OVERALL THICKNESS
MATERIAL
SURFACE TREATMENT
Required Description
1.500 INCHES NOMINAL
7.100 INCHES NOMINAL
0.035 INCHES NOMINAL
ALUMINUM ALLOY