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Washers
USS Flat Washers
Medium Split Lock Washers
Stocked in steel zinc plating.
Available in 18-8 stainless steel, hot dipped galvanized, black oxide, and plain.
Stocked in steel zinc plating.
Available in 18-8 stainless steel, brass, black oxide, and plain.
Size
Part Number
Weight Pounds/M
Carton Quantity
3/16 420110xx
2.77
18,100
1/4 420114xx
6.71
7,450
5/16 420125xx
11.49
4,500
3/8 420126xx
14.93
3,350
7/16 420127xx
24.39
2,050
1/2 420128xx
38.46
1,300
9/16 420129xx
45.45
1,100
5/8 420130xx
76.92
650
3/4 420132xx
110.00
405
7/8 420134xx
154.00
325
1 420136xx
188.70
265
1 1/8 420137xx
222.20
225
1 1/2 420140xx
385.00
130
Size
Part Number
Weight Pounds/M
Carton Quantity
#4 423104xx
.10
150,000
#5 423105xx
.20
150,000
#6 423106xx
.30
150,000
#8 423108xx
.50
100,000
#10 423110xx
.70
75,000
#12 423112xx
1.00
45,000
1/4 423114xx
2.20
22,500
5/16 423125xx
3.80
12,500
3/8 423126xx
6.00
8,000
7/16 423127xx
9.00
5,500
1/2 423128xx
13.00
3,750
9/16 423129xx
18.50
2,500
5/8 423130xx
24.00
2,000
3/4 423132xx
40.00
1,250
7/8 423134xx
60.00
750
1 423136xx
88.00
500
1 1/4 423138xx
178.00
350
1 1/2 423140xx
282.00
138
SAE Flat Washers
Stocked in steel zinc plating.
Available in 18-8 stainless steel, brass, hot dipped galvanized, black oxide, and plain.
Dome Washers
Size
Part Number
Weight Pounds/M
Carton Quantity
#2 420302xx
1.00
2,500
#4 420304xx
1.00
2,500
#6 420306xx
1.27
39,500
#8 420308xx
1.69
29,250
#10 420310xx
2.20
21,750
1/4 420314xx
4.50
11,100
5/16 420325xx
5.13
9,600
3/8 420326xx
7.14
7,000
7/16 420327xx
9.09
5,250
1/2 420328xx
17.86
2,750
9/16 420329xx
22.22
2,150
5/8 420330xx
27.03
1,800
3/4 420332xx
47.62
1,050
7/8 420334xx
64.52
800
Stocked in steel zinc plating.
Size
Part Number
Weight Pounds/M
Carton Quantity
3/8 423926xxD
20.72
2,000
External Tooth Lock Washers
Stocked in steel zinc plating.
Fender Washers
Size
Part Number
Weight Pounds/M
Carton Quantity
#4 423304xx
.10
50,000
#6 423306xx
.20
50,000
#8 423308xx
.30
50,000
1/4 423314xx
.60
50,000
5/16 423325xx
1.10
25,000
3/8 423326xx
1.60
25,000
1/2 423328xx
3.00
25,000
Stocked in steel zinc plating.
Available in stainless steel, black oxide, and plain.
Size
Part Number
Weight Pounds/M
Carton Quantity
1/8 x 3/4 42110612xx
9.00
2,400
3/16 x 3/4 42111012xx
14.00
2,400
3/16 x 1 42111016xx
14.29
3,775
3/16 x 1 1/4 42111018xx
23.30
2,092
1/4 x 1 42111416xx
13.33
3,450
1/4 x 1 1/4 42111418xx
21.74
2,138
1/4 x 1 1/2 42111420xx
32.26
1,458
5/16 x 1 1/4 42112518xx
20.83
2,193
5/16 x 1 1/2 42112520xx
31.25
1,458
3/8 x 1 1/2 42112620xx
30.30
1,510
3/8 x 2
12 Gauge
42122624xx
47.45
1,000
1/2 x 2 42112824xx
52.63
853
1/2 x 2
12 Gauge
42122824xx
83.33
600
Internal Tooth Lock Washers
Stocked in steel zinc plating.
Size
Part Number
Weight Pounds/M
Carton Quantity
#4 423404xx
.10
50,000
#6 423406xx
.20
50,000
#10 423410xx
.40
50,000
1/4 423414xx
.60
25,000
5/16 423425xx
1.10
25,000
USS Flat Washers Grade 8
Metric Flat Washers
Stocked in steel yellow zinc plating.
Available in plain.
Stocked in steel zinc plating.
Size
Part Number
Weight Pounds/M
Carton Quantity
3/8 420726xx
18.40
2,500
7/16 420727xx
30.00
1,500
5/8 420730xx
86.00
500
Size
Part Number
Weight Pounds/M
Carton Quantity
4mm 426104xx
.70
1,000
5mm 426105xx
1.00
1,000
7mm 426107xx
3.10
1,000
10mm 426110xx
9.00
1,000
14mm 426114xx
19.00
1,000
SAE Flat Washers Grade 8
Stocked in steel yellow zinc plating.
Available in plain.
Metric Medium Split Lock Washers
Size
Part Number
Weight Pounds/M
Carton Quantity
7/16 420827xx
14.30
3,000
9/16 420829xx
30.00
1,500
7/8 420834xx
90.00
500
1 420836xx
120.00
400
Stocked in steel zinc plating.
Size
Part Number
Weight Pounds/M
Carton Quantity
3mm 426203xx
.20
1,000
4mm 426204xx
.40
1,000
6mm 426206xx
1.80
1,000
7mm 426207xx
2.10
1,000
8mm 426208xx
3.50
1,000
10mm 426210xx
5.60
1,000
12mm 426212xx
8.40
1,000
AN Washers
Available in zinc, cadium, yellow zinc, stainless steel, and black oxide.
Size
Part Number
Carton Quantity
#8 x .375 x .032 421308xxL
1,000
#10 x .438 x .032 421310xxL
1,000
1/4 x .500 x .063 421514xx
1,000
1/4 x .500 x .032 421514xxL
1,000
5/16 x .562 x .062 421325xx
1,000
5/16 x .562 x .032 421325xxL
1,000
3/8 x .625 x .063 421326xx
1,000
3/8 x .625 x .032 421326xxL
1,000
7/16 x .750 x .062 421327xx
1,000
1/2 x .785 x .063 421328xx
1,000
5/8 x 1.188 x .063 421330xx
1,000
3/4 x 1.312 x .032 421332xxL
1,000
Finish Washers
Stocked in steel yellow nickel plating.
Available in 18-8 stainless steel, brass, and black oxide.
Size
Part Number
Weight Pounds/M
Carton Quantity
6 424306xx
.80
10,000
8 424308xx
1.10
10,000
10 424310xx
1.40
10,000
12 424312xx
2.10
10,000
1/4 424314xx
2.70
10,000
A-325 Flat Washers
Steel Backed Neoprene Washers
Stocked in steel - plain.
Available in hot dipped galvanized.
Stocked in steel zinc plating.
Size
Part Number
Weight Pounds/M
Carton Quantity
3/8 421526xx
16.30
6,000
1/2 421528xx
19.00
2,500
5/8 421530xx
38.60
1,000
3/4 421532xx
45.00
1,000
7/8 421534xx
66.60
500
1 421536xx
88.00
375
1 1/4 421538xx
132.00
300
Size
Part Number
Weight Pounds/M
Carton Quantity
#8 - #10 x 5/8 42441010xx
4.00
7,500
#8 - #10 x 1 1/8 42440817xx
13.50
2,000
#12 x 5/8 42441210xx
3.00
7,500
#14 x 5/8 42441410xx
3.60
7,500
#14 x 1 42441416xx
7.00
2,500
3/8 x 3/4 42442612xx
14.00
1,200
Nylon Flat Washers
Size
Part Number
Carton Quantity
#4 x 1/4 x .032 42030438
1,000
#6 x 5/16 x .062 4203063862
1,000
#8 x 3/8 x .032 42030838
1,000
#10 x 3/8 x .032 42031038
1,000
1/4 x 1/2 x .062 42031438
1,000
3/8 x 5/8 x .062 42032638
1,000
1/2 x 1.12 x .04 42032838
1,000
5/8 x 1.718 x .05 42033038
1,000
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U.S. Industrial Fasteners Phone: 480-967-8702 / Toll Free 800-289-5386
2026 East Cedar Street Tempe, Arizona 85281