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Click Specification

Unit:inch

Regular Helical Spring-Lock Washers [Table 1] (SAE J403, J411, J405, J404, ASTM B211, B159, B99, QQ-N-286)

ASME B 18.21.1 - 2009 (R2016)

Display drawing:

美标ASME B18.21.1 - 2009 (R2016) ASME18.21 Regular Helical Spring-Lock Washers [Table 1] (SAE J403, J411, J405, J404, ASTM B211, B159, B99, QQ-N-286)
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 *Models with different eras.

Size
2# 3# 4# 5# 6# 8# 10# 12# 1/4 5/16 3/8 7/16 1/2
d Nominal Size
max
min
dc max
h min
n min
n1 min
0.0860 0.0990 0.1120 0.1250 0.1380 0.1640 0.1900 0.2160 0.2500 0.3125 0.3750 0.4375 0.5000
0.094 0.107 0.120 0.133 0.148 0.174 0.200 0.227 0.260 0.322 0.385 0.450 0.512
0.088 0.101 0.114 0.127 0.141 0.167 0.193 0.220 0.252 0.314 0.377 0.440 0.502
0.172 0.195 0.209 0.236 0.250 0.293 0.334 0.377 0.487 0.583 0.680 0.776 0.869
0.020 0.025 0.025 0.031 0.031 0.040 0.047 0.056 0.062 0.078 0.094 0.109 0.125
0.035 0.040 0.040 0.047 0.047 0.055 0.062 0.070 0.109 0.125 0.141 0.156 0.171
0.024 0.028 0.028 0.033 0.033 0.038 0.043 0.049 0.076 0.087 0.099 0.109 0.120
Size
9/16 5/8 11/16 3/4 13/16 7/8 15/16 1 1-1/16 1-1/8 1-3/16 1-1/4 1-5/16
d Nominal Size
max
min
dc max
h min
n min
n1 min
0.5625 0.6250 0.6875 0.7500 0.8125 0.8750 0.9375 1.0000 1.0625 1.1250 1.1875 1.2500 1.3125
0.574 0.641 0.704 0.766 0.832 0.894 0.958 1.024 1.087 1.153 1.217 1.280 1.344
0.564 0.628 0.691 0.753 0.816 0.878 0.941 1.003 1.066 1.129 1.192 1.254 1.317
0.965 1.073 1.170 1.265 1.363 1.459 1.556 1.656 1.751 1.847 1.943 2.036 2.133
0.141 0.156 0.172 0.188 0.203 0.219 0.234 0.250 0.266 0.281 0.297 0.312 0.328
0.188 0.203 0.219 0.234 0.250 0.266 0.281 0.297 0.312 0.328 0.344 0.359 0.375
0.132 0.142 0.153 0.164 0.175 0.186 0.197 0.208 0.218 0.230 0.241 0.251 0.262
Size
1-3/8 1-7/16 1-1/2 1-5/8 1-3/4 1-7/8 2 2-1/4 2-1/2 2-3/4 3
d Nominal Size
max
min
dc max
h min
n min
n1 min
1.3750 1.4375 1.5000 1.6250 1.7500 1.8750 2.0000 2.2500 2.5000 2.7500 3.0000
1.408 1.472 1.534 1.663 1.789 1.914 2.039 2.293 2.543 2.793 3.043
1.379 1.442 1.504 1.633 1.758 1.883 2.008 2.262 2.512 2.762 3.012
2.219 2.324 2.419 2.553 2.679 2.811 2.936 3.221 3.471 3.824 4.074
0.344 0.359 0.375 0.389 0.389 0.422 0.422 0.440 0.440 0.458 0.458
0.391 0.406 0.422 0.424 0.424 0.427 0.427 0.442 0.442 0.491 0.491
0.274 0.284 0.295 0.297 0.297 0.299 0.299 0.309 0.309 0.344 0.344

Alternative history

ANSI/ASME B 18.21.1 - 1983 ANSI/ASME B 18.21.1 - 1999 ANSI/ASME B 18.21.1 - 2009 ASME B 18.21.1 - 2009(R2016)
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Similar Standards

1 Single Coil Spring Lock Washers, Normal Type [GB]
GB 93 - 1976 		Single Coil Spring Lock Washers, Normal Type

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2 Disc Spring - A Style [GB]
GB /T 1972 (A) - 1992 		Disc Spring - A Style

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3 Single Coil Spring Lock Washers, Normal Type [GB]
GB /T 93 - 1987 		Single Coil Spring Lock Washers, Normal Type

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4 Dimensions of Heavy Helical Spring-Lock Washers [Table 2] (SAE J403, J411, J405, J404, ASTM B211, B159, B99, QQ-N-286) [ASME/ANSI]
ASME/ANSI B 18.21.1 - 2009 		Dimensions of Heavy Helical Spring-Lock Washers [Table 2] (SAE J403, J411, J405, J404, ASTM B211, B159, B99, QQ-N-286)
5 Heavy Metric Helical Spring Lock Washers [Table 3] (SAE J403, J411, J404, J405, ASTM B211, B159, B99, QQ-N-286) [ASME]
ASME B 18.21.2M - 1999 (R2014) 		Heavy Metric Helical Spring Lock Washers [Table 3] (SAE J403, J411, J404, J405, ASTM B211, B159, B99, QQ-N-286)
6 Extra-duty Helical Spring - Lock Washers [ASME/ANSI]
ASME/ANSI B 18.21.1 - 1999 		Extra-duty Helical Spring - Lock Washers
7 Spring Lock Washers with Square Ends for Cheese Head Screws [DIN]
DIN 7980 - 1987 		Spring Lock Washers with Square Ends for Cheese Head Screws
8 Spring Lock Washers - Type B, with Square Ends [DIN]
DIN 127 (B) - 1987 		Spring Lock Washers - Type B, with Square Ends
9 High-Collar Helical Spring Lock Washers [Table 4] (SAE J403, J411, J405, J404, ASTM B211, B159, B99, QQ-N-286) [ASME]
ASME B 18.21.1 - 2009 (R2016) 		High-Collar Helical Spring Lock Washers [Table 4] (SAE J403, J411, J405, J404, ASTM B211, B159, B99, QQ-N-286)
10 Regular Helical Spring Lock Washers [ASME/ANSI]
ASME/ANSI B 18.21.1 - 1983 		Regular Helical Spring Lock Washers
11 Double Coil Helical Spring Lock Washers for Wood Structures [ASME]
ASME B 18.21.3 - 2008 (R2013) 		Double Coil Helical Spring Lock Washers for Wood Structures
12 Regular Helical Spring Lock Washers [ASME/ANSI]
ASME/ANSI B 18.21.1 - 1999 		Regular Helical Spring Lock Washers
13 Single Coil Spring Lock Washers, Heavy Type [ASME/ANSI]
ASME/ANSI B 18.21.1 - 1999 		Single Coil Spring Lock Washers, Heavy Type
14 Spring Lock Washers - Type A , with Tang Ends [DIN]
DIN 127 (A) - 1987 		Spring Lock Washers - Type A , with Tang Ends
15 Extra-duty Helical Spring-lock Washers [Table 3] (SAE J403, J411, J405, J404, ASTM B211, B159, B99, QQ-N-286) [ASME/ANSI]
ASME/ANSI B 18.21.1 - 2009 		Extra-duty Helical Spring-lock Washers [Table 3] (SAE J403, J411, J405, J404, ASTM B211, B159, B99, QQ-N-286)
16 High-collar Helical Spring - Lock washers [ASME/ANSI]
ASME/ANSI B 18.21.1 - 1999 		High-collar Helical Spring - Lock washers
17 Regular Metric Helical Spring Lock Washers [Table 2] (SAE J403, J411, J404, J405, ASTM B211, B159, B99, QQ-N-286) [ASME]
ASME B 18.21.2M - 1999 (R2014) 		Regular Metric Helical Spring Lock Washers [Table 2] (SAE J403, J411, J404, J405, ASTM B211, B159, B99, QQ-N-286)
18 Spring Lock Washers with Safety Ring [DIN]
DIN 6913 - 1987 		Spring Lock Washers with Safety Ring
19 Extra-Duty Helical Spring-Lock Washers [Table 3] (SAE J403, J411, J405, J404, ASTM B211, B159, B99, QQ-N-286) [ASME]
ASME B 18.21.1 - 2009 (R2016) 		Extra-Duty Helical Spring-Lock Washers [Table 3] (SAE J403, J411, J405, J404, ASTM B211, B159, B99, QQ-N-286)
20 High-collar Helical Spring Lock Washers [Table 4] (SAE J403, J411, J405, J404, ASTM B211, B159, B99, QQ-N-286) [ASME/ANSI]
ASME/ANSI B 18.21.1 - 2009 		High-collar Helical Spring Lock Washers [Table 4] (SAE J403, J411, J405, J404, ASTM B211, B159, B99, QQ-N-286)
21 Heavy Helical Spring-Lock Washers [Table 2] (SAE J403, J411, J405, J404, ASTM B211, B159, B99, QQ-N-286) [ASME]
ASME B 18.21.1 - 2009 (R2016) 		Heavy Helical Spring-Lock Washers [Table 2] (SAE J403, J411, J405, J404, ASTM B211, B159, B99, QQ-N-286)
22 Dimensions of Regular Helical Spring-Lock Washers [Table 1] (SAE J403, J411, J405, J404, ASTM B211, B159, B99, QQ-N-286) [ASME/ANSI]
ASME/ANSI B 18.21.1 - 2009 		Dimensions of Regular Helical Spring-Lock Washers [Table 1] (SAE J403, J411, J405, J404, ASTM B211, B159, B99, QQ-N-286)
23 Metric Spring Lock Washers - Type B [BS]
BS 4464 - 1969 		Metric Spring Lock Washers - Type B
24 Metric Spring Lock Washers - Type A [BS]
BS 4464 - 1969 		Metric Spring Lock Washers - Type A
25 Type D Double Coil Spring Washers [BS]
BS 1802 (D) - 1951 		Type D Double Coil Spring Washers
26 Spring Lock Washers [NF]
NF E 25-515 		Spring Lock Washers
27 Double Coil Helical Spring Lock Washers - Type D [BS]
BS 4464 - 1969 		Double Coil Helical Spring Lock Washers - Type D
28 Track Fastenings of Railway Lines, Spring Washers for Track Bolts [UNI]
UNI 3558 - 1959 		Track Fastenings of Railway Lines, Spring Washers for Track Bolts
29 Spring Lock Washer - Relular Type [Table 4] SW/No.2 [JIS]
JIS B 1251 (SW/No.2) - 2018 		Spring Lock Washer - Relular Type [Table 4] SW/No.2
30 Single Coil Spring Lock Washers, Light Type [GB]
GB 859 - 1987 		Single Coil Spring Lock Washers, Light Type
31 Single Coil Spring Lock Washers Heavy Type [GB]
GB 7244 - 1987 		Single Coil Spring Lock Washers Heavy Type
32 Spring Washers - Heavy Type [Table 2] SW/No.3 [JIS]
JIS B 1251 (SW/No.3) - 2001 		Spring Washers - Heavy Type [Table 2] SW/No.3
33 Type B Single Coil Rectangular Section Spring Washers [BS]
BS 1802 (B) - 1951 		Type B Single Coil Rectangular Section Spring Washers
34 Single Coil Spring Lock Washers, Normal Series [UNI]
UNI 1751 - 1941 		Single Coil Spring Lock Washers, Normal Series
35 Type A Single Coil Square Section Spring Washers [BS]
BS 1802 (A) - 1951 		Type A Single Coil Square Section Spring Washers
36 Type C Single Coil Girder Section Spring Washers [BS]
BS 1802 (C) - 1951 		Type C Single Coil Girder Section Spring Washers
37 Single Coil Spring Lock Washer for Assembly [GB]
GB 9074.26 - 1988 		Single Coil Spring Lock Washer for Assembly
38 Spring Washer [UNI]
UNI 9195 		Spring Washer
39 Spring Lock Washer - Heavy Type [Table 5] SW/No.3 [JIS]
JIS B 1251 (SW/No.3) - 2018 		Spring Lock Washer - Heavy Type [Table 5] SW/No.3
40 Spring Lock Washers - Regular Type [Table 1] SW/No.2 [JIS]
JIS B 1251 (SW/No.2) - 2001 		Spring Lock Washers - Regular Type [Table 1] SW/No.2
41 Metric Spring Lock Washers - Type BP [BS]
BS 4464 - 1969 		Metric Spring Lock Washers - Type BP
42 Helical Spring Lock Washers [SAE]
SAE J 489B (Table 2) - 1974 		Helical Spring Lock Washers
43 High-Collar Helical Spring-Lock Washers [SAE]
SAE J 2655 - 2015 		High-Collar Helical Spring-Lock Washers
44 Extra-Duty Helical Spring-Lock Washers [SAE]
SAE J 2655 - 2015 		Extra-Duty Helical Spring-Lock Washers
45 Spring Washer [GOST]
GOST 6402 - 1970 (R1982) 		Spring Washer
46 Heavy Helical Spring-Lock Washers [SAE]
SAE J 2655 - 2015 		Heavy Helical Spring-Lock Washers
47 Spring Washers [AS]
AS 1559 - 2018 		Spring Washers
48 Single Coil Spring Lock Washers, Normal Type [CNS]
CNS 161 - 1994 		Single Coil Spring Lock Washers, Normal Type
49 Enhanced Spring Washer for Electric Switch [CNS]
CNS 8930 - 1982 		Enhanced Spring Washer for Electric Switch
50 Spring Lock Washers with Safety Ring [CNS]
CNS 4255 - 1978 		Spring Lock Washers with Safety Ring
51 Spring Washer [KS]
KS B 1324 - 2017 (R2022) 		Spring Washer
52 Regular Helical Spring-Lock Washers [SAE]
SAE J 2655 - 2015 		Regular Helical Spring-Lock Washers
53 Spring Washers for Railway Turnouts [YJT]
YJT 6010 		Spring Washers for Railway Turnouts
54 Spring Washers - Type A and B [IS]
IS 3063 - 1994 (R2004) 		Spring Washers - Type A and B
55 Spring Lock Washers [IS]
IS 6735 - 1994 (R2004) 		Spring Lock Washers
56 Double Coil Helical Spring Washers [IS]
IS 6755 - 1980 (R2001) 		Double Coil Helical Spring Washers