National Item Identification Number

013908173
01-390-8173
1560-01-390-8173
1560013908173

National Stock Number

Item Name

RIB,STIFFENER,AIRCRAFT

Federal Supply Class

1560

Description

A vertical, relatively short, rib located in a fuselage, nacelle, pod, and the like. It follows the periphery and provides additional rigidity. It may join various components such as stringers, longerons, and the like. It is supplementary to the frames and blukheads. See also RIB (1), AIRFOIL.

Commercial and Government Entity Code (Supplier Data)

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76301

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8V613

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Reference Numbers (Part Numbers)

74A730110-2033
74A730110-2033

Required Categories

MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
AIRCRAFT LOCATION
SIDE FOR WHIC

Required Description

ALUMINUM ALLOY 7075
QQ-A-250/13 FED SPEC SINGLE MATERIAL RESPONSE
WING,PYLON;