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.
7375421 Setscrew
5305-00-737-5421
0.312in.
0.620in.
18
3A UNC
Hexagon
1.310in.
7375385 Machine Bolt
5306-00-737-5385
0.312in.
1.125in.
18
3A UNC
Hexagon
2.125in.
7375309 Setscrew
5305-00-737-5309
0.25in.
0.199in.
20
2A UNC
Headless (setscrew)
0.396in.
7375179 Shoulder Bolt
5306-00-737-5179
0.625in.
0.408in.
28
2A UNF
Hexagon
4.187in.
7375174 Shoulder Bolt
5306-00-737-5174
0.438in.
0.500in.
20
3A UNF
Hexagon
2.250in.
1269016 Shoulder Bolt
5306-00-737-4874
0.375in.
0.640in.
24
2A UNF
Hexagon
1.031in.
1278272 Assembled Washer Bolt
5306-00-737-4838
0.312in.
0.555in.
24
2A UNF
Hexagon
0.610in.
1278271 Assembled Washer Screw
5305-00-737-4835
0.312in.
0.542in.
24
2A UNF
Pan
0.625in.
1197018 Assembled Washer Screw
5305-00-737-4777
0.216in.
0.355in.
24
2A UNC
Pan
0.438in.
1272035 Setscrew
5305-00-737-4770
0.625in.
0.969in.
18
2A UNF
--
2.047in.
7374551 Shoulder Screw
5305-00-737-4551
0.312in.
0.625in.
24
2A UNF
Hexagon
2.375in.
7374348 Machine Bolt
5306-00-737-4348
0.5in.
1.250in.
13
2A UNC
Hexagon
2.990in.
7374347 Machine Bolt
5306-00-737-4347
0.375in.
1.000in.
24
2A UNF
Hexagon
2.562in.
7374311 Cap Socket Head Screw
5305-00-737-4311
0.312in.
0.375in.
24
2A UNF
Knurled No. 1
1.875in.
7374271 Setscrew
5305-00-737-4271
0.438in.
0.625in.
20
3A UNF
Headless (setscrew)
0.750in.
10X258 Machine Bolt
5306-00-737-3925
0.5in.
0.984in.
20
3A UNF
Hexagon
4.234in.
7373770 U Bolt
5306-00-737-3770
0.562in.
1.500in.
18
2A UNF
--
--
1271302 U Bolt
5306-00-737-3768
0.562in.
1.500in.
18
2A UNF
--
--
7373457 Shoulder Bolt
5306-00-737-3457
0.312in.
0.469in.
24
2A UNF
Hexagon
0.969in.
7373275 Tapping Screw
5305-00-737-3275
--
--
--
--
Flat Countersunk
0.250in.
7373263 Internally Relieved Body Bolt
5306-00-737-3263
0.375in.
0.625in.
24
3A UNF
Hexagon
0.625in.
7373223 Machine Bolt
5306-00-737-3223
0.438in.
0.584in.
20
3A UNF
Hexagon
0.678in.
355578S Machine Bolt
5306-00-737-3178
0.375in.
0.563in.
24
3A UNF
Hexagon
0.813in.
968169 Assembled Washer Bolt
5306-00-737-2886
0.312in.
0.656in.
18
2A UNC
Hexagon
0.875in.
7372885 Assembled Washer Bolt
5306-00-737-2885
0.25in.
0.427in.
20
--
Hexagon
0.615in.
7372765 Eye Bolt
5306-00-737-2765
0.312in.
0.938in.
24
2A UNF
--
--
7372758 Machine Bolt
5306-00-737-2758
0.375in.
0.927in.
24
2A UNF
Hexagon Extended Was
0.740in.
513402 Shoulder Bolt
5306-00-737-2696
0.438in.
1.160in.
20
--
Round W/wrench Flats
1.890in.
7372623 Setscrew
5305-00-737-2623
0.75in.
1.469in.
16
--
Headless (setscrew)
2.219in.
857663 Machine Screw
5305-00-737-1989
0.099in.
0.366in.
56
2A UNF
Hexagon
0.422in.
355741S Shoulder Bolt
5306-00-737-1759
0.5in.
0.927in.
20
2A UNF
Hexagon
3.177in.
21T5465 Internally Relieved Body Bolt
5306-00-737-1734
0.625in.
0.680in.
18
2A UNF
--
3.580in.
A173-5C Machine Screw
5305-00-737-1135
0.164in.
0.357in.
32
2A UNC
Flat Countersunk
0.950in.
7371090 U Bolt
5306-00-737-1090
--
2.105in.
--
2A
--
--
GPW5705A U Bolt
5306-00-737-1081
0.438in.
1.500in.
20
2A UNF
--
--
A8291 U Bolt
5306-00-737-1060
0.438in.
1.250in.
20
2A UNF
--
--
GPW5453B U Bolt
5306-00-737-1059
0.438in.
1.250in.
20
2A UNF
--
--
GPW5453 U Bolt
5306-00-737-1058
0.438in.
1.750in.
20
2A UNF
--
--
GPW5345B Machine Screw
5305-00-737-1057
0.312in.
1.000in.
24
2A UNF
Flat Chamfer
2.375in.
757-8467-001 Shoulder Screw
5305-00-737-0944
0.112in.
0.108in.
40
2A UNC
Flat Chamfer
0.313in.
53-11-510-24 Panel Screw Assembly
5305-00-737-0730
0.25in.
0.375in.
20
2A UNC
Knurled No. 1
1.000in.
2253762 Externally Relieved Body Screw
5305-00-736-9530
0.086in.
0.110in.
56
2A UNC
Fillister
0.280in.
500127 Setscrew
5305-00-736-9360
0.164in.
0.500in.
32
2A UNC
Headless (setscrew)
0.500in.
500126 Setscrew
5305-00-736-9359
0.164in.
1.000in.
32
2A UNC
Headless (setscrew)
1.000in.
1132052 Shoulder Screw
5305-00-736-9263
0.138in.
0.129in.
32
2A UNC
Hexagon
0.281in.
1134878 Shoulder Screw
5305-00-736-9175
0.112in.
0.163in.
40
2A UNC
Hexagon
0.262in.
1128239 Shoulder Screw
5305-00-736-8976
0.112in.
0.125in.
40
2A UNC
Hexagon
0.320in.
1404449 Tee Head Bolt
5306-00-736-8704
0.5in.
1.500in.
20
2A UNF
--
3.500in.
643S3 U Bolt
5306-00-736-8630
0.75in.
2.000in.
16
3A UNF
--
--
FSC02227-10A477 Machine Screw
5305-00-736-8547
0.19in.
0.500in.
24
2A UNC
Round
0.500in.
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