U.S. Industrial Fasteners of Arizona, Inc.
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Machine Screws
Slotted Round Machine Screws NC
Phillips Pan Head Thread Forming Screws Type F
Stocked in steel zinc plating.
Available in 18-8 stainless steel, brass, and black oxide.		 Stocked in steel zinc plating.
Size
Part Number
Weight Pounds/M
Carton Quantity
2-56 x 5/16 31250205xx
.50
50,000
2-56 x 3/8 31250206xx
.60
50,000
2-56 x 1/2 31250208xx
.80
50,000
2-56 x 3/4 31250212xx
1.00
50,000
4-40 x 1/4 31250404xx
.70
50,000
4-40 x 3/8 31250406xx
1.00
50,000
4-40 x 1/2 31250408xx
1.20
46,000
4-40 x 5/8 31250410xx
1.40
34,000
4-40 x 3/4 31250412xx
1.60
26,000
4-40 x 1 31250416xx
2.10
18,000
4-40 x 1 1/2 31250420xx
3.10
10,000
6-32 x 1/4 31250604xx
1.10
46,000
6-32 x 3/8 31250606xx
1.50
34,000
6-32 x 1/2 31250608xx
2.00
26,000
6-32 x 5/8 31250610xx
2.30
22,000
6-32 x 3/4 31250612xx
2.60
18,000
6-32 x 1 31250616xx
3.30
10,000
6-32 x 1 1/4 31250618xx
4.00
9,500
6-32 x 1 1/2 31250620xx
4.90
7,500
6-32 x 1 3/4 31250622xx
5.50
6,000
6-32 x 2 31250624xx
6.20
4,000
6-32 x 2 1/2 31250626xx
7.90
3,000
6-32 x 3 31250628xx
10.90
2,500
6-32 x 4 31250632xx
13.90
2,000
8-32 x 1/4 31250804xx
1.70
30,000
8-32 x 3/8 31250806xx
2.30
23,000
8-32 x 1/2 31250808xx
2.90
18,000
8-32 x 9/16 31250809xx
3.30
12,000
8-32 x 5/8 31250810xx
3.40
12,000
8-32 x 3/4 31250812xx
4.00
12,000
8-32 x 1 31250816xx
5.00
9,000
8-32 x 1 1/4 31250818xx
6.10
6,500
8-32 x 1 1/2 31250820xx
7.20
5,000
8-32 x 1 3/4 31250822xx
8.30
4,000
8-32 x 2 31250824xx
9.30
3,600
8-32 x 2 1/2 31250826xx
11.50
2,500
8-32 x 3 31250828xx
14.50
2,000
8-32 x 3 1/2 31250830xx
16.60
1,700
8-32 x 4 31250832xx
18.70
1,500
10-24 x 1/4 31251004xx
3.50
17,000
10-24 x 3/8 31251006xx
4.10
14,000
10-24 x 1/2 31251008xx
4.90
12,000
10-24 x 5/8 31251010xx
5.50
10,000
10-24 x 3/4 31251012xx
6.20
8,500
10-24 x 1 31251016xx
7.50
6,500
10-24 x 1 1/4 31251018xx
8.80
5,000
10-24 x 1 1/2 31251020xx
10.30
4,000
10-24 x 2 31251024xx
13.20
2,800
10-24 x 2 1/2 31251026xx
15.90
2,000
10-24 x 3 31251028xx
17.50
1,800
10-24 x 3 1/2 31251030xx
22.00
1,500
10-24 x 4 31251032xx
24.90
1,200
10-24 x 5 31251036xx
30.70
900
10-24 x 6 31251040xx
46.50
700
12-24 x 1/2 31251208xx
6.60
9,000
12-24 x 5/8 31251210xx
7.50
8,000
12-24 x 3/4 31251212xx
8.40
6,500
12-24 x 1 31251216xx
10.60
5,000
12-24 x 1 1/4 31251218xx
12.70
4,000
12-24 x 1 1/2 31251220xx
14.10
3,200
12-24 x 2 31251224xx
17.90
2,200
1/4-20 x 3/8 31251406xx
8.40
7,000
1/4-20 x 1/2 31251408xx
9.70
6,000
1/4-20 x 3/4 31251412xx
11.90
4,500
1/4-20 x 1 31251416xx
14.50
3,500
1/4-20 x 1 1/4 31251418xx
16.90
3,000
1/4-20 x 1 1/2 31251420xx
19.70
2,500
1/4-20 x 1 3/4 31251422xx
21.70
2,000
1/4-20 x 2 31251424xx
24.20
1,700
1/4-20 x 2 1/2 31251426xx
29.20
1,200
1/4-20 x 3 31251428xx
34.30
950
1/4-20 x 3 1/2 31251430xx
39.70
800
1/4-20 x 4 31251432xx
44.80
700
1/4-20 x 4 1/2 31251434xx
49.90
600
1/4-20 x 5 31251436xx
54.40
500
1/4-20 x 6 31251440xx
64.60
400
5/16-18 x 1/2 31252508xx
19.80
3,000
5/16-18 x 3/4 31252512xx
21.10
2,800
5/16-18 x 1 31252516xx
25.50
2,200
5/16-18 x 1 1/4 31252518xx
28.90
1,800
5/16-18 x 1 1/2 31252520xx
34.00
1,500
5/16-18 x 2 31252524xx
42.30
1,100
5/16-18 x 2 1/2 31252526xx
49.80
900
5/16-18 x 3 31252528xx
57.80
800
5/16-18 x 4 31252532xx
73.80
600
5/16-18 x 5 31252536xx
89.80
500
5/16-18 x 6 31252540xx
105.80
400
3/8-16 x 3/4 31252612xx
33.70
1,800
3/8-16 x 1 31252616xx
40.20
1,500
3/8-16 x 1 1/4 31252618xx
45.90
1,200
3/8-16 x 1 1/2 31252620xx
51.50
1,000
3/8-16 x 2 31252624xx
63.90
800
3/8-16 x 2 1/2 31252626xx
70.00
600
3/8-16 x 3 31252628xx
86.10
500
3/8-16 x 3 1/2 31252630xx
86.50
500
3/8-16 x 4 31252632xx
98.30
400
3/8-16 x 5 31252636xx
110.50
300
3/8-16 x 6 31252640xx
122.70
250
Size
Part Number
Weight Pounds/M
Carton Quantity
8-32 x 1/2 33120808xxF
3.65
7,000
8-32 x 1 33120816xxF
5.91
4,000
10-24 x 3/4 33121012xxF
6.63
4,000
10-24 x 1 33121016xxF
8.16
3,000
1/4-20 x 3/4 33121412xxF
12.84
2,000
1/4-20 x 1 33121416xxF
15.44
1,000
1/4-20 x 1 1/2 33121420xxF
20.62
1,000
1/4-20 x 2 33121424xxF
25.60
900
Torx Flat Head Thread Forming Screws Type F
Stocked in steel zinc - plain.
Size
Part Number
Weight Pounds/M
Carton Quantity
1/4-20 x 1 1/2 33061420xxF
21.20
2,500
1/4-20 x 2 33061424xxF
26.20
2,000
1/4-20 x 2 1/2 33061426xxF
31.30
1,500
Phillips Flat Head Thread Forming Screws Type F
Stocked in steel zinc plating.
Size
Part Number
Weight Pounds/M
Carton Quantity
10-24 x 1/2 33111008xxF
5.40
5,000
10-24 x 1 1/4 33111018xxF
9.70
2,000
1/4-20 x 1 1/2 33111420xxF
21.20
1,000
1/4-20 x 2 33111424xxF
26.20
900
1/4-20 x 2 1/2 33111426xxF
31.30
700
1/4-20 x 3 33111428xxF
36.40
500
Slotted Pan Head Thread Forming Screws Type F
Stocked in steel zinc plating.
Size
Part Number
Weight Pounds/M
Carton Quantity
4-40 x 1/4 33220404xxF
1.00
10,000
8-32 x 2 33220824xxF
10.60
1,800
10-24 x 1 33221016xxF
8.30
3,000
10-24 x 1 1/2 33221020xxF
11.10
2,000
10-32 x 3/8 34221006xxF
5.00
5,000
Phillips Flat Metric Machine Screws
Stocked in steel zinc plating.
Size
Pitch
Part Number
Weight Pounds/M
Carton Quantity
4m x 8m
.7
 31610408xx
2.01
10,00
4m x 14m
.7
 31610414xx
2.98
5,000
4m x 16m
.7
 31610416xx
3.37
5,000
4m x 20m
.7
 31610420xx
4.06
5,000
4m x 25m
.7
 31610425xx
4.64
5,000
4m x 30m
.7
 31610430xx
5.41
5,000
4m x 35m
.7
 31610435xx
6.22
5,000
4m x 40m
.7
 31610440xx
7.00
3,000
4m x 45m
.7
 31610445xx
7.78
2,500
4m x 50m
.7
 31610450xx
8.66
2,000
5m x 12m
.8
 31610512xx
4.30
5,000
Phillips Pan Metric Machine Screws
Stocked in steel zinc plating.
Size
Pitch
Part Number
Weight Pounds/M
Carton Quantity
3m x 4m
.7
 31620304xx
1.37
100
3m x 5m
.7
 31620305xx
1.47
100
3m x 6m
.7
 31620306xx
1.57
100
3m x 10m
.7
 31620310xx
1.93
100
4m x 6m
.7
 31620406xx
3.26
100
4m x 10m
.7
 31620410xx
3.50
100
4m x 12m
.7
 31620412xx
3.79
100
4m x 20m
.7
 31620420xx
5.00
100
4m x 25m
.7
 31620425xx
5.81
100
4m x 30m
.7
 31620430xx
6.75
100
4m x 35m
.7
 31620435xx
7.50
100
4m x 40m
.7
 31620440xx
8.38
100
4m x 45m
.7
 31620445xx
9.15
100
4m x 50m
.7
 31620450xx
10.00
100
4m x 60m
.7
 31620460xx
11.73
100
5m x 12m
.8
 31620512xx
7.52
100
5m x 20m
.8
 31620520xx
8.86
100
5m x 25m
.8
 31620525xx
10.00
100
6m x 8m
1.0
 31620608xx
8.36
100
6m x 10m
1.0
 31620610xx
9.13
100
6m x 12m
1.0
 31620612xx
9.90
100
6m x 16m
1.0
 31620616xx
11.66
100
6m x 20m
1.0
 31620620xx
13.23
100
6m x 25m
1.0
 31620625xx
15.15
100
6m x 30m
1.0
 31620630xx
17.09
100
8m x 16m
1.25
 31620816xx
19.80
100
8m x 20m
1.25
 31620820xx
21.46
100
Slotted Round Machine Screws NF
Stocked in steel zinc plating.
Available in 18-8 stainless steel, brass, and black oxide.
Size
Part Number
Weight Pounds/M
Carton Quantity
10-32 x 3/8 32251006xx
4.10
14,000
10-32 x 1/2 32251008xx
4.90
12,000
10-32 x 5/8 32251010xx
5.50
10,000
10-32 x 3/4 32251012xx
6.20
8,500
10-32 x 1 32251016xx
7.50
6,500
10-32 x 1 1/4 32251018xx
8.80
5,000
10-32 x 1 1/2 32251020xx
10.30
4,000
10-32 x 1 3/4 32251022xx
11.60
3,400
10-32 x 2 32251024xx
13.20
2,400
10-32 x 2 1/4 32251025xx
14.50
2,200
10-32 x 2 1/2 32251026xx
15.90
2,000
10-32 x 3 32251028xx
19.10
1,600
10-32 x 3 1/2 32251030xx
22.30
1,400
Hex Washer Head Thread Forming Screws Type F
Phillips Truss Metric Machine Screws
Stocked in steel zinc plating.
Stocked in steel zinc plating.
Size
Part Number
Weight Pounds/M
Carton Quantity
10-24 x 1/2 33011008xxF
5.40
5,000
10-24 x 3/4 33011012xxF
6.90
4,000
1/4-20 x 1 33011416xxF
16.10
1,000
5/16-18 x 1 33012516xxF
28.20
300
5/16-18 x 1 1/4 33012518xxF
32.30
300
3/8-16 x 1 33012616xxF
44.00
200
3/8-16 x 1 1/4 33012618xxF
49.80
200
3/8-16 x 1 1/2 33012620xxF
55.80
200
10-32 x 3/8 34011006xxF
5.00
5,000
Size
Pitch
Part Number
Weight Pounds/M
Carton Quantity
4m x 10m
.7
 31640410xx
3.50
100
4m x 16m
.7
 31640416xx
4.36
100
4m x 20m
.7
 31640420xx
5.00
100
4m x 25m
.7
 31640425xx
5.81
100
4m x 30m
.7
 31640430xx
6.75
100
4m x 35m
.7
 31640435xx
7.50
100
4m x 40m
.7
 31640440xx
8.35
100
4m x 45m
.7
 31640445xx
9.15
100
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U.S. Industrial Fasteners Phone: 480-967-8702 / Toll Free 800-289-5386
2026 East Cedar Street Tempe, Arizona 85281