Bolt & Screw Finder Find mil-std / mil-spec and aerospace standards fasteners

Thread Length
Thread Diameter
Fastener Length
Thread Qty (per in.)

Part Number
NSN
Thread Dia.
Thread Len.
Thread Qty.
Thread Class
Style
Fastener Len.
128019-8204 Machine Screw
5305-00-802-2671
0.164in.
0.250in.
32
3A UNC
Hexagon
0.250in.
51B222-18H Machine Screw
5305-00-802-2667
0.25in.
0.316in.
28
3A UNF
Button
1.441in.
51B222-20H Machine Screw
5305-00-802-2665
0.25in.
0.316in.
28
3A UNF
Button
1.566in.
51B222-22H Close Tolerance Screw
5305-00-802-2664
0.25in.
0.316in.
28
3A UNF
Modified Pan
1.676in.
51B222-25H Machine Screw
5305-00-802-2663
0.25in.
0.316in.
28
3A UNF
Button
1.878in.
51B221-14 Close Tolerance Screw
5305-00-802-2643
0.19in.
0.276in.
32
3A UNF
Modified Pan
1.136in.
BYRF1222 Setscrew
5305-00-802-2640
0.138in.
0.125in.
40
3A UNF
Headless (setscrew)
0.125in.
8768845 Cap Socket Head Screw
5305-00-802-2564
0.19in.
0.442in.
32
3A UNF
Flat Chamfer
0.442in.
AN504-1032R14 Tapping Screw
5305-00-802-2382
--
--
--
--
Round
0.828in.
61402060412 Machine Screw
5305-00-802-2128
0.112in.
0.128in.
48
3A UNF
Flat Countersunk
0.188in.
00-345A408-3 1-2 Machine Bolt
5306-00-802-2112
0.625in.
2.750in.
11
2A UNC
Square
3.500in.
00-345A408-3 Machine Bolt
5306-00-802-2111
0.625in.
2.750in.
11
2A UNC
Square
3.000in.
00-345A408-2 1-2 Machine Bolt
5306-00-802-2110
0.625in.
1.750in.
11
2A UNC
Square
2.500in.
00-345A408-2 Machine Bolt
5306-00-802-2109
0.625in.
1.750in.
11
2A UNC
Square
2.000in.
00-345A408-1 1-2 Machine Bolt
5306-00-802-2108
0.625in.
1.500in.
11
2A UNC
Square
1.500in.
00-345A408-4 1-2 Machine Bolt
5306-00-802-2107
0.625in.
3.000in.
11
2A UNC
Square
4.500in.
00-345A407-1 3-4 Machine Bolt
5306-00-802-2106
0.5in.
0.875in.
13
2A UNC
Square
1.750in.
61-40105-0312 Machine Screw
5305-00-802-1989
0.099in.
0.187in.
56
3A UNF
Flat Chamfer
0.187in.
338330 Setscrew
5305-00-802-1976
0.164in.
0.690in.
32
3A UNC
Headless (setscrew)
0.750in.
51B221-15 Close Tolerance Screw
5305-00-802-1830
0.19in.
0.276in.
32
3A UNF
Modified Pan
1.199in.
51B221-18 Machine Screw
5305-00-802-1829
0.19in.
0.276in.
32
3A UNF
Button
1.125in.
51B221-2 Machine Screw
5305-00-802-1828
0.19in.
0.276in.
32
3A UNF
Button
0.401in.
51B221-1 Close Tolerance Screw
5305-00-802-1827
0.19in.
0.276in.
32
3A UNF
Modified Pan
0.303in.
51B221-10 Close Tolerance Screw
5305-00-802-1826
0.19in.
0.276in.
32
3A UNF
Modified Pan
0.886in.
51B464-3-2 Machine Bolt
5306-00-802-1564
0.19in.
0.276in.
32
3A UNF
Hexagon
0.391in.
51B464-4-92 Machine Bolt
5306-00-802-1560
0.25in.
0.316in.
28
3A UNF
Hexagon
6.066in.
51B464-4-24 Machine Bolt
5306-00-802-1558
0.25in.
0.316in.
28
3A UNF
Hexagon
1.816in.
7025252P1 Machine Screw
5305-00-802-1549
0.164in.
0.150in.
32
2A UNC
Flat Chamfer
0.150in.
CAV70-4-7P Machine Screw
5305-00-802-1538
0.112in.
0.438in.
40
2A UNC
Fillister
0.438in.
562127-16 Machine Screw
5305-00-802-1532
0.086in.
0.562in.
56
2A UNC
Pan No. 2
0.562in.
0407-236 Machine Screw
5305-00-802-1524
0.138in.
0.750in.
32
2A UNC
Fillister
0.750in.
51B222-9H Machine Screw
5305-00-802-1443
0.25in.
0.316in.
28
3A UNF
Button
0.878in.
8021287 Externally Relieved Body Screw
5305-00-802-1287
0.19in.
0.250in.
24
2A UNC
Fillister
3.375in.
128019-4512 Machine Screw
5305-00-802-1097
0.25in.
0.750in.
20
3A UNC
Hexagon
0.750in.
128019-6204 Machine Screw
5305-00-802-1095
0.138in.
0.250in.
32
3A UNC
Hexagon
0.250in.
51B464-5A8 Machine Bolt
5306-00-802-0742
0.312in.
0.375in.
24
3A UNF
Hexagon
0.875in.
0444-224 Cap Socket Head Screw
5305-00-802-0609
0.138in.
0.375in.
32
3A UNC
Flat Chamfer
0.375in.
945503-6202 Setscrew
5305-00-802-0588
0.086in.
0.125in.
56
3A UNC
Headless (setscrew)
0.125in.
51B221-11H Machine Screw
5305-00-802-0581
0.19in.
0.276in.
32
3A UNF
Button
0.963in.
51B221-25H Machine Screw
5305-00-802-0580
0.19in.
0.276in.
32
3A UNF
Button
1.838in.
51B221-13H Machine Screw
5305-00-802-0578
0.19in.
0.276in.
32
3A UNF
Button
1.088in.
51B221-29 Close Tolerance Screw
5305-00-802-0576
0.19in.
0.276in.
32
3A UNF
Modified Pan
2.073in.
51B221-3 Machine Screw
5305-00-802-0575
0.19in.
0.276in.
32
3A UNF
Button
0.463in.
51B221-4 Close Tolerance Screw
5305-00-802-0574
0.19in.
0.276in.
32
3A UNF
Modified Pan
0.511in.
51B221-22 Machine Screw
5305-00-802-0573
0.19in.
0.276in.
32
3A UNF
Button
1.651in.
51B221-5 Close Tolerance Screw
5305-00-802-0571
0.19in.
0.276in.
32
3A UNF
Modified Pan
0.573in.
51B221-12 Close Tolerance Screw
5305-00-802-0570
0.19in.
0.276in.
32
3A UNF
Modified Pan
1.011in.
MS51099-15 Cap Hexagon Head Screw
5305-00-802-0016
0.25in.
0.750in.
20
2A UNC
Hexagon
2.750in.
AN520C10R26 Machine Screw
5305-00-801-9990
0.19in.
1.563in.
32
2A UNF
Round
1.563in.
NAS1503-8 Close Tolerance Screw
5305-00-801-9988
0.19in.
0.276in.
32
3A UNF
Flat Countersunk
0.761in.