National Item Identification Number

01-421-2564
014212564
4810-01-421-2564
4810-01-421-2564

National Stock Number

Item Name

COVER,DIAPHRAGM

Federal Supply Class

4810

Description

Excludes COVER, SPEAKING DIAPHRAGM.

Commercial and Government Entity Code (Supplier Data)

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99193

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59364

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99193

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Reference Numbers (Part Numbers)

881894
881894-6
881894-6

Required Categories

MATERIAL
SURFACE TREATMENT
OVERALL LENGTH
OVERALL DIAMETER
COLOR
III END IT

Required Description

ALUMINUM ALLOY
ANODIZE
0.740 INCHES MINIMUM AND
0.760 INCHES MAXIMUM
1.185 I