National Item Identification Number

01-149-3421
011493421
4540-01-149-3421
4540011493421

National Stock Number

Item Name

BLOCK,HEATER,NITROGEN

Federal Supply Class

4540

Description

Commercial and Government Entity Code (Supplier Data)

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Reference Numbers (Part Numbers)

180026-1

Required Categories

GENERAL CHARACTERISTICS ITEM DESCRIPTION

Required Description

ALUMINUM