National Item Identification Number

00-727-8913
007278913
4730-00-727-8913
4730007278913

National Stock Number

Item Name

LOCKNUT,TUBE FITTING

Federal Supply Class

4730

Description

An item with internal machine threads designed to fit the external machine threads of a tube fitting. It has flat faces, one of which has a counterbored recess to accommodate packing, packing or sealing ring(s), gasket(s), and the like. The item, when installed, provides a method of locking and sealing the connection. See also LOCKNUT, PIPE; NUT (1), TUBE COUPLING and NUT (1), PLAIN, HEXAGON.

Commercial and Government Entity Code (Supplier Data)

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81343

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17773

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BALLISTIC MISSILE DEFENSE SYSTEMS
COMMAND
1500
HUNTSVILLE
AL
35807

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81343

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30780

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PARKER HANNIFIN CORPORATION
DIV TUBE FITTINGS DIVISION
3885 GATEWAY BOULEVARD
COLUMBUS
OH
43228
614-279-7070

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45681

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98441

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Reference Numbers (Part Numbers)

J514
MIL-F-18866
MS51860-56SS
11209998-19
8-8 080118S
8WLNSS
8WLNSS
8WLNS

Required Categories

THREAD SERIES
NOMINAL THREAD SIZE
THREAD QUANTITY PER INCH
THREAD CLASS
THRE

Required Description

UN
0.750 INCHES
16
2B
RIGHT-HAND
STEEL OVERALL
PASSIVATE OVERALL
A391 TUB