5/16-18 Keps

Keps® Nuts or K-Lock® Nuts are nuts pre-assembled with a free-spinning captive washer, usually an external tooth lock washer. As the nut is tightened, the washer bites into the mating surface, forming the locking feature of the nut.

105 results, (click on any line for more information)

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SupplierLocTypeMaterialFinishSizeDescriptionQty 
TSFTXLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-18keps nut zinc 5/16-182890
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CenturyFLLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelPlain5/16-18 x 45/16-18x4 carriage bolt square neck lockheed 20511633-36100
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CenturyFLLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelPlain5/16-185/16-18 kep nut1475
    Contact_Supplier
CenturyFLLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelPlain5/16-185/16-18 kep nut steel1000
    Contact_Supplier
CenturyFLLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelPlain5/16-185/16-18 kep nut100
    Contact_Supplier
QCSORLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-185/16-18 hex kep nut zinc996
    Contact_Supplier
SJS ProdCALock Nut with Tooth L/W (K-Lock, Keps, etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-185/16-18 kepnut ss850
    Contact_Supplier
SJS ProdCALock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-185/16-18 kepnut stl zp rohs39,000
    Contact_Supplier
MESAFASTCALock Nut with Tooth L/W (K-Lock, Keps, etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-18k-lock (keps) nut 18-8 s/s69.0
    Contact_Supplier
Cal FastenrsCALock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-18kep nuts Cr3+ kep nut4,000
    Contact_Supplier
IRFNJLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-18kep nut stl30636
    Contact_Supplier
IRFNJLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-18kep nut stl30636
    Contact_Supplier
IRFNJLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-18kep nut stl30636
    Contact_Supplier
IRFNJLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-18kep nut stl30636
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IRFNJLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-18kep nut stl30636
    Contact_Supplier
GlobalCALock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-18keps nut i3,594
    Contact_Supplier
GlobalCALock Nut with Tooth L/W (K-Lock, Keps, etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Passivated5/16-18keps nut 18-8 ss passivate100
    Contact_Supplier
YANKEENHLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-185/16-18 keps nut zinc pltd220
    Contact_Supplier
YANKEENHLock Nut with Tooth L/W (K-Lock, Keps, etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-185/16-18 keps nut stain steel465
    Contact_Supplier
ACFCALock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-185/16-18 kep nut z/p rohs compliant 500 pack2250
    Contact_Supplier
ACFCALock Nut with Tooth L/W (K-Lock, Keps, etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-185/16-18 s/s keps nut9900
    Contact_Supplier
ACFCALock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-185/16-18 keps nut z/p rohs200
    Contact_Supplier
ACFCALock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-185/16-18 keps nut z/p ( d pak )11500
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ACFCALock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-185/16-18 keps nut z/p rohs compliant49220
    Contact_Supplier
NAPPCOTXLock Nut with Tooth L/W (K-Lock, Keps, etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-18k locknut s/s 18-8 5/16-181788
    Contact_Supplier
SWACOOHLock Nut with Tooth L/W (K-Lock, Keps, etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-185/16-18 keps nut 18-8306
    Contact_Supplier
SWACOOHLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-185/16-18 keps nut stl zinc71140
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HayesCALock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-185/16-18 keps nut zinc175
    Contact_Supplier
HayesCALock Nut with Tooth L/W (K-Lock, Keps, etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-185/16-18 keps nut 18-8ss80
    Contact_Supplier
METRO INDOHLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-185/16-18 keps lock nut uss3142
    Contact_Supplier
NutsBoltsNELock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-185/16-18 keps nut zp1081
    Contact_Supplier
General FMILock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-185/16-18 keps nut w/con wshr trivlnt92,150
    Contact_Supplier
ACCURATEILLock Nut with Tooth L/W (K-Lock, Keps, etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-185/16-18 k lock hex nut 18-8 s/s100
    Contact_Supplier
ACCURATEILLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-18k lock hex nut and bake2295
    Contact_Supplier
ACCURATEILLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelBlack Oxide5/16-18k lock hex nut24500
    Contact_Supplier
Purchase MOLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-185/16-18 hex keps nut steel zinc4265
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EmpireWALock Nut with Tooth L/W (K-Lock, Keps, etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-185/16-18 kep style l/n 18-8 ss900
    Contact_Supplier
EmpireWALock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelPlain5/16-185/16-18 kep style l/n1600
    Contact_Supplier
EmpireWALock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-185/16-18 kep style l/n zp rohs79000
    Contact_Supplier
ASMCILLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-185/16-18 coarse keps nut low carb zp2,907
    Contact_Supplier
AbabaCALock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-185/16-18 k-lock nut w/ext star stl znc2432
    Contact_Supplier
AbabaCALock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-185/16-18 k-lock nut w/ext star stl znc500
    Contact_Supplier
LippinCALock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-18keps nut zinc plated2650
    Contact_Supplier
JacksonMSLock Nut with Tooth L/W (K-Lock, Keps, etc.)Grade 8Plain5/16-18fine thread flange nut sems with 1 1/8 washer gr 8115
    Contact_Supplier
AbabaCALock Nut with Tooth L/W (K-Lock, Keps, etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-185/16-18 k-lock nut w/ext star s/s100
    Contact_Supplier
SIIINLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-185/16-18 zinc steel with external tooth lockwasher k-lock nut1900
    Contact_Supplier
Future FastenerTXLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-185/16-18 kep nut plt633
    Contact_Supplier
Future FastenerTXLock Nut with Tooth L/W (K-Lock, Keps, etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-185/16-18 kep nut ss734
    Contact_Supplier
OlanderCALock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-185/16-18 kep nut stl blk rohs884
    Contact_Supplier
FastWareSaskLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-18nc kep lock nut1,540
    Contact_Supplier
SRFALLock Nut with Tooth L/W (K-Lock, Keps, etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-18keps nut s/s5,578
    Contact_Supplier
SRFALLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-18keps nut238
    Contact_Supplier
ACFCALock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Yellow5/16-185/16-18 conical keps zinc ii788
    Contact_Supplier
Irwin IndOntLock Nut with Tooth L/W (K-Lock, Keps, etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-185/16-18 keps locknut in s/s2965
    Contact_Supplier
Irwin IndOntLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-185/16-18 external tooth keps nut steel zinc2000
    Contact_Supplier
CertifiedILLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-185/16-18 keps hex nut stl. blk. zps.750
    Contact_Supplier
DeltaTXLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-18hx kep nut with ext lw zinc 5/16-187500
    Contact_Supplier
RCFastAZLock Nut with Tooth L/W (K-Lock, Keps, etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-185/16-18 keps locknut 18-8 304inquire
    Contact_Supplier
RCFastAZLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-18keps locknut stl 1inquire
    Contact_Supplier
RCFastAZLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-185/16-18 keps locknut stl cr+3inquire
    Contact_Supplier
BHAMALLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-185/16-18 keps nut zn402
    Contact_Supplier
HBBOLTCALock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-18kep nut3,030
    Contact_Supplier
HBBOLTCALock Nut with Tooth L/W (K-Lock, Keps, etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-18(k-lock) kep nut 18-8 ss308
    Contact_Supplier
AFPILLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-185/16-18 keps nut2370
    Contact_Supplier
OBRIENOHLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-185/16-18 keps nut1885
    Contact_Supplier
MidStatesMILock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-18free spinning flg nut 7/8 flg z1300
    Contact_Supplier
THRDFASTFLLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-185/16-18 keps nut600
    Contact_Supplier
KBSTNLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-185/16-18 keps nut plated9,544
    Contact_Supplier
Coburn Myers Fastening SystemsPALock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-185/16-18 zincsteelkep locknut18500
    Contact_Supplier
LibertyILLock Nut with Tooth L/W (K-Lock, Keps, etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-185/16-18 hex keps nut 18-8 s/s930
    Contact_Supplier
LibertyILLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-185/16-18 hex keps nut1,800
    Contact_Supplier
LibertyILLock Nut with Tooth L/W (K-Lock, Keps, etc.)BrassBrass Plated5/16-185/16-18 hex keps nut plate plate1,000
    Contact_Supplier
HewesNYLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-185/16-18 keps nut pl580
    Contact_Supplier
AFIFLLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Yellow5/16-185/16-18 keps nut st zd1696
    Contact_Supplier
AFIFLLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-185/16-18 keps nut st zn6650
    Contact_Supplier
AFIFLLock Nut with Tooth L/W (K-Lock, Keps, etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-185/16-18 keps nut ss2050
    Contact_Supplier
XL ScrewGALock Nut with Tooth L/W (K-Lock, Keps, etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Passivated5/16-18 x 1/2 x 17/64k-lock nuts 18-8 ss pass3,000
    Contact_Supplier
XL ScrewGALock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-18 x 1/2 x 17/64k-lock nuts zp3,000
    Contact_Supplier
Wurth IndD.F.Lock Nut with Tooth L/W (K-Lock, Keps, etc.)Grade FZinc/Clear5/16-185/16-18 flange lock locknut gr f zinc-
    Contact_Supplier
MasFasCorpNVLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-18kep nutinquire
    Contact_Supplier
Coburn Myers Fastening SystemsPALock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-18kep locknut steel zinc18500
    Contact_Supplier
CONTAERONJLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-18kl locknut85,664
    Contact_Supplier
CONTAERONJLock Nut with Tooth L/W (K-Lock, Keps, etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-18kl locknut s/s 18-8 30416,171
    Contact_Supplier
CONTAERONJLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelCadmium5/16-18kl locknut /166000
    Contact_Supplier
GLFOHLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-185/16-18 keps nut stl zc9852
    Contact_Supplier
GLFOHLock Nut with Tooth L/W (K-Lock, Keps, etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-185/16-18 keps nut 18-8 s/s nut100
    Contact_Supplier
Kanebridge ILLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Black5/16-185/16-18 k lock nut black zinc and bake37.500
    Contact_Supplier
Kanebridge ILLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelBlack Oxide5/16-185/16-18 k lock hex nut black oxide37.500
    Contact_Supplier
Kanebridge ILLock Nut with Tooth L/W (K-Lock, Keps, etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-185/16-18 k lock nut 18-8 stainless steel nut, 420 stainless steel washer25,000
    Contact_Supplier
Kanebridge ILLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Yellow5/16-185/16-18 k lock nut zinc yellow and bake37.500
    Contact_Supplier
Kanebridge ILLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-185/16-18 k lock nut zinc and bake37.500
    Contact_Supplier
Kanebridge ILLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-185/16-18 conical k keps lock nut zinc and bake50,000
    Contact_Supplier
KomarTNLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-18conical(1x.031 whr) keps nut172,839
    Contact_Supplier
AztechILLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelPlain5/16-185/16-18 k-lok (keps) nut13,205
    Contact_Supplier
AccutiteCALock Nut with Tooth L/W (K-Lock, Keps, etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-18keps nuts 18-8 304 rev. b3,105
    Contact_Supplier
AccutiteCALock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-185/16-18 keps nuts stl shakeproof #501-310100-00 rohs klok312cnutst zi1975
    Contact_Supplier
WurthINLock Nut with Tooth L/W (K-Lock, Keps, etc.)Grade 8Plain5/16-185/16-18 hex flange nut free spin gr8125,900
    Contact_Supplier
MAINSOURCNHLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelPlain5/16-185/16-18 keps nut stl z/clr94
    Contact_Supplier
TimberlineCOLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-18kep nut zn 5/16-1816
    Contact_Supplier
TimberlineCOLock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-18kep nut zn 5/16-1835030
    Contact_Supplier
Alma BoltMILock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelPlain5/16-18kep nut1696
    Contact_Supplier
Alma BoltMILock Nut with Tooth L/W (K-Lock, Keps, etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-18st. st. kep nut831
    Contact_Supplier
Alma BoltMILock Nut with Tooth L/W (K-Lock, Keps, etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-18st. st. kep nut10106
    Contact_Supplier
LightningLALock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-185/16-18 keps nut1100
    Contact_Supplier
LightningLALock Nut with Tooth L/W (K-Lock, Keps, etc.)SteelZinc/Clear5/16-185/16-18 keps nut k-lock nut1100
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