SPLIT LOCK WASHER
BARNHILL PRODUCT CATEGORIES: 350-, 354TYPICAL MATERIAL:
 CARBON STEEL: SAE J403 [1055-1065]
 HIGH ALLOY STEEL: SAE J404 [4037]
 18-8 STAINLESS STEEL: SAE J405 [302-305]
 316 STAINLESS STEEL: SAE J405 [316]
MATERIAL AND MECHANICAL PROPERTIES: ASME B18.21.1
DIMENSIONS: ASME B18.21.1
TYPICAL PLATING:
 ZINC-CLEAR PLATING: MEETS ASTM F1941 FeZn3C
 HOT-DIP GALVANIZED PER ASTM A153
TYPICAL HARDNESS:
 CARBON STEEL:
o ROCKWELL C38 - 46
 STAINLESS STEEL:
o THRU 5/8”: ROCKWELL C35 - 43
o SIZES OVER 5/8” DIAMETER: ROCKWELL C32 - 43
BARNHILL BOLT CO, INC. ● PHONE: 505-884-1808
● FAX: 505-888-1559 ● EMAIL: info@barnhillbolt.com
THE INFORMATION PRESENTED IS BELIEVED TO BE ACCURATE AT THE TIME OF DOCUMENT CREATION. HOWEVER, BARNHILL BOLT CO, INC. IS NOT RESPONSIBLE FOR ANY CLAIM TRACEABLE
TO ANY ERRORS [TYPOGRAPHICAL OR OTHERWISE] AS CONTAINED HEREIN. BARNHILL BOLT CO, INC. MAKES NO WARRANTIES AS TO THE ACCURACY OF THIS INFORMATION.
.
NOMINAL SIZE
#2
#3
#4
#5
#6
#8
#10
#12
1/4
5/16
3/8
7/16
1/2
9/16
5/8
3/4
7/8
1
1-1/8
1-1/4
1-3/8
1-1/2
1-3/4
2
.086
.099
.112
.125
.138
.164
.190
.216
.250
.312
.375
.438
.500
.562
.625
.750
.875
1.000
1.125
1.250
1.375
1.500
1.750
2.000
HELICAL SPRING LOCKWASHER
INSIDE
OUTSIDE
DIAMETER
DIAMETER
MAX
MAX
.094
.172
.107
.195
.120
.209
.133
.236
.148
.250
.174
.293
.200
.334
.227
.377
.260
.487
.322
.583
.385
.680
.450
.776
.512
.869
.574
.965
.641
1.073
.766
1.265
.894
1.459
1.024
1.656
1.153
1.847
1.280
2.036
1.408
2.219
1.534
2.419
1.789
2.679
2.039
2.936
BARNHILL BOLT CO, INC. ● PHONE: 505-884-1808
THICKNESS
MIN
.020
.025
.025
.031
.031
.040
.047
.056
.062
.078
.094
.109
.125
.141
.156
.188
.219
.250
.281
.312
.344
.375
.389
.422
● FAX: 505-888-1559 ● EMAIL: info@barnhillbolt.com
THE INFORMATION PRESENTED IS BELIEVED TO BE ACCURATE AT THE TIME OF DOCUMENT CREATION. HOWEVER, BARNHILL BOLT CO, INC. IS NOT RESPONSIBLE FOR ANY CLAIM TRACEABLE
TO ANY ERRORS [TYPOGRAPHICAL OR OTHERWISE] AS CONTAINED HEREIN. BARNHILL BOLT CO, INC. MAKES NO WARRANTIES AS TO THE ACCURACY OF THIS INFORMATION.
.