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3b
RIGHT-Hand
5.000in.
1.375in.
hexagon
0.3125in.
propulsion shaft
3.875in. ⁓3-7/8"
unf
12
2.500in. ⁓2-1/2"
nut, shaft
steel
Steel
12
Right-hand
3b
Schedule B number: 7318160000
nmfc 093486
Nuts of iron or steel
FSC 5310 ⁓ Nuts and washers
Note-nuts and washers, including specially designed, are to be classified in this fsc. a. nuts are a small metal block made in a variety of shapes such as square and hexagonal which is drilled and internally threaded. b. washers are a perforated piece of metal, leather, or other materials of various shapes or forms. they are used primarily as a seat for a bolt, nut, screw, rivet or nail to distribute pressure and prevent endwise motion over an area and/or to prevent movement between two parts by means of restraining features created by the shape of its edges.
Excluding bearing thrust washers (fsc 3120); shims (fsc 5365); ring spacers (fsc 5365); plate spacers (fsc 5365); lock rings (fsc 5365).
Used on propulsion shaft. nut, shaft 12 thread quantity per inch right-hand 3b thread class
Nothing similar to this part number was found in our inventory
A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.