National Item Identification Number
00-727-8910
007278910
4730-00-727-8910
4730007278910
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)
02570
07187
1GF04
HAYNES ENTERPRISES INCORPORATED
1401 SOUTH DAVIS AVENUE
899
CLEVELAND
MS
38732
662-843-4411
07187
66195
Reference Numbers (Part Numbers)
MIL-F-18866
MS51860-53SS
MS51860-533SS
SS-402-61
4022527
4022527
4022527-6
Required Categories
THREAD SERIES
NOMINAL THREAD SIZE
THREAD QUANTITY PER INCH
THREAD CLASS
THRE
Required Description
UNF
0.438 INCHES
20
2B
RIGHT-HAND
STEEL CORROSION RESISTING OVERALL
66,300