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5/16 Internal Tooth Lock Washer, Plated

Selected Internal Tooth Lock Washer Steel PlatedInternal Tooth Lock Washer, Plated
Internal Tooth Lock Washer Steel PlatedInternal Tooth Lock Washer, Plated

Product Specification

Diameter
5/16
Grade
Carbon Steel, Grade 2
Inside Diameter
0.3200
Outside Diameter
0.5938
Thickness
0.0280
Material
Steel
Finish
Plated
Country of Origin
Unrestricted Origin
Weight
0.001300

Dimensional Specifications

Split Lock Washer dimensions
Per ASME B18.21.1-2009
Size Nominal Inside
Diameter		 Outside
Diameter		 Mean Section
Thickness
Max Min Max Min Max Min
#2 0.0860 0.0950 0.0890 0.2000 0.1750 0.0160 0.0100
#3 0.0990 0.1090 0.1020 0.2320 0.2150 0.0160 0.0100
#4 0.1120 0.1230 0.1150 0.2700 0.2450 0.0180 0.0120
#5 0.1250 0.1360 0.1290 0.2800 0.2550 0.0200 0.0140
#6 0.1380 0.1500 0.1410 0.2950 0.2750 0.0220 0.0160
#8 0.1640 0.1760 0.1680 0.3400 0.3250 0.0230 0.0180
#10 0.1900 0.2040 0.1950 0.3810 0.3650 0.0240 0.0180
#12 0.2160 0.2310 0.2210 0.4100 0.3940 0.0270 0.0200
1/4 0.2500 0.2670 0.2560 0.4780 0.4600 0.0280 0.0230
5/16 0.3125 0.3320 0.3200 0.6100 0.5940 0.0340 0.0280
3/8 0.3750 0.3980 0.3840 0.6920 0.6700 0.0400 0.0320
7/16 0.4375 0.4640 0.4480 0.7890 0.7400 0.0400 0.0320
1/2 0.5000 0.5300 0.5120 0.9000 0.8670 0.0450 0.0370
9/16 0.5625 0.5960 0.5760 0.9850 0.9570 0.0450 0.0370
5/8 0.6250 0.6630 0.6400 1.0710 1.0450 0.0500 0.0420
3/4 0.7500 0.7950 0.7690 1.2450 1.2200 0.0550 0.0470
7/8 0.8750 0.9270 0.8940 1.4100 1.3640 0.0600 0.0520
1 1.0000 1.0600 1.0190 1.6370 1.5900 0.0670 0.0590
  1. All dimensions are in inches.

Governing Standards

ASME B18.21.1 Covers the dimensional requirements, physical properties, and related test methods for helical spring-lock washers (#0 through 3 inches), tooth-lock washers (#2 through 1 ¼ inches), and plain washers (#0 through 3 inches).