01-520-9441
Plate Nut Spacer
01-520-9459
Plain Plate Nut
Used on panel instl; cover instl; faring instl. nut cage improved essential to weapon system performance or operation, or the preservation of life or safety of operating personnel passivate surface treated
01-520-9491
Spring Tension Washer
Used on fighter aircraft-first f18 e/f. washer, spring, wave
01-520-9498
Plate Nut Spacer
Used on f/a-18e. nut spacer, plate-plain chemical film per mil-c-5541, class 3 surface treated
01-520-9499
Plate Nut Spacer
01-520-9516
Plate Nut Spacer
Used on f/a-18e. ithem has one large hole
01-520-9561
Key Washer
Used on fighter aircraft-first (f18 e/f). 0.885" hole diameter 1.560" outside diameter 0.063" material thickness washer, keel fire ext sys raised edge 0.206" from bearing surface around center hole; unconcentric 0.75" radius on outside edge key
01-520-9579
Self-locking Hexagon Nut
01-520-9603
Plain Hexagon Nut
01-520-9655
Hexagon Cone Seat Plain Nut
01-520-9695
Flat Washer
0.243" hole diameter material cres 321, 301, 302, 316, or 303
01-520-9890
Flat Washer
Used on 2320-01-432-4847. 0.250" hole diameter special size stainless steel plain washer
01-521-0062
Plain Hexagon Nut
Used on 2320013543385, truck cargo. right-hand nut, hex head
01-521-0168
Spring Tension Washer
Used on 2320014950110, truck cargo. 5.3mm hole diameter 10.0mm outside diameter 1.0mm material thickness zinc surface treated recessed
01-521-0249
Washer Assortment
Used on c130j fixed wing aircraft. package washer kit stainless steel; used in the N30A28 mount kit for the N15B217b beacon
01-521-0477
Self-locking Hexagon Nut
Used on 2320014950110, truck, cargo. right-hand lock nut
01-521-0498
Plain Plate Nut
Used on new man 60r. 3b thread class right-hand 32 thread quantity per inch nutplate assembly this assembly includes pn's MS21076-08n (mrc details are included above)
01-521-0660
Sheet Spring Nut
01-521-0703
Self-locking Blind Rivet Nut
3b thread class right-hand flat countersunk undercut head style 20 thread quantity per inch nut, blind, shear, self-locking 60 degrees elliptical csk head, 450 degrees, oversize od cadmium surface treated
01-521-0730
Self-locking Plate Nut
Used on f-22 aircraft. nut assembly, retain
01-521-0733
Self-locking Plate Nut
01-521-0736
Self-locking Plate Nut
01-521-0737
Convex Washer
01-521-0738
Self-locking Plate Nut
Used on f-22 aircraft. nut spacer, plate
01-521-0740
Concave Washer
01-521-0971
Self-locking Hexagon Nut
01-521-1006
Flat Washer
Used on 52r light truck. used on the counter gear thrust
01-521-1009
Plain Hexagon Nut
Used on swing check valve. 2b thread class right-hand 8 thread quantity per inch
01-521-1020
Plain Hexagon Nut
Used on swing check valve. 2b thread class right-hand 11 thread quantity per inch
01-521-1025
Plain Hexagon Nut
Used on swing check valve. 2b thread class right-hand 8 thread quantity per inch
01-521-1187
Spring Tension Washer
Used on gcu assy fixture 01-497-6626;f/a-18e/f. (navy) washer, spring tension, aircraft also used on tool set, generator alignment
01-521-1279
Flat Washer
0.640" hole diameter cadmium surface treated
01-521-1280
Flat Washer
0.568" hole diameter cadmium surface treated
01-521-1284
Flat Washer
0.765" hole diameter cadmium surface treated
01-521-1285
Flat Washer
1.015" hole diameter cadmium surface treated
01-521-1315
Finishing Washer
0.192" hole diameter 0.750" outside diameter 0.020" material thickness finishing
01-521-1389
Hexagon Slotted Self-locking Nut
01-521-1479
Plain Hexagon Nut
Used on fixed wing aircraft c130j. hex nut next higher assembly proprller stand, part number 207-300-1
01-521-1748
Self-locking Hexagon Nut
2b thread class right-hand 13 thread quantity per inch oxide surface treated
01-521-1809
Lock Washer
0.018" material thickness 001 lbs each. split helical-right hand
01-521-1821
Plain Hexagon Nut
01-521-2044
Self-locking Hexagon Nut
3b thread class right-hand 32 thread quantity per inch cadmium surface treated
01-521-2064
Plain Round Nut
01-521-2071
Self-locking Plate Nut
01-521-2095
Plain Hexagon Nut
Used on f/a-22 raptor. nut, seal
01-521-2102
Flat Washer
Used on f-22 raptor.
01-521-2108
Flat Washer
Used on c-17a aircraft. 0.370" hole diameter anodize surface treated
