National Item Identification Number

00-370-7140

National Stock Number

Item Name

BOLT,INTERNALLY RELIEVED BODY

Federal Supply Class

5306

Description

An externally threaded fastener whose external threaded portion is of one nominal diameter. It has a concentric hole along the longitudinal centerline which may extend a part or the full length of the bolt. The concentric hole along the centerline may be counterbored and/or internally threaded at the head end or the bolt end. The head is designed to be held or driven by an external and/or internal driver. For items having a hole(s) perpendicular to the axis which meet the concentric hole along the longitudinal centerline, see BOLT, FLUID PASSAGE.

Commercial and Government Entity Code (Supplier Data)

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26512

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Reference Numbers (Part Numbers)

89WM1746-1

Required Categories

THREAD CLASS
THREAD LENGTH
FASTENER LENGTH
COUNTERBORE DIAMETER
COUNTERBORE

Required Description

3A
0.695 INCHES NOMINAL
4.625 INCHES NOMINAL
0.747 INCHES MINIMUM AND
0.758