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501d, all, engine, T56, all except 427, 501-K17 and 501-K34 mil. ind., 501k, all ka, kb, kh, and 501-kc, all, kf engines
28
0.250in. ⁓1/4"
nut, slef lkg hex flngd .250 x 28
28
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 501d, all, engine, t56, all except 427, 501-k17 and 501-k34 mil. ind., 501k, all ka, kb, kh, and 501-kc, all, kf engines. nut, slef lkg hex flngd .250 x 28 28 thread quantity per inch
Nothing similar to this part number was found in our inventory
A nut having a flat bottom and 6 sides. an integral feature is incorporated for locking on the threads of a mating member. excludes nut (1), self-locking, cap.