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26.0 rockwell c and 33.0 rockwell c
steel comp 4130
MIL-S-18729 mil spec single material response
phosphate
SS8416 mfr ref single treatment response
1EA
Steel comp 4130
Schedule B number: 7318220000
nmfc 194120
Washers other than lock washers, 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).
phosphate surface treated
Nothing similar to this part number was found in our inventory
A washer of nonresilient material usually having two parallel bearing surfaces. the outside and/or inside edges have one or more notches. excludes thrust type washers.