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.
73-1328 Machine Screw
5305-00-941-2442
0.312in.
0.500in.
18
2A UNC
Pan
0.500in.
73-1337 Machine Screw
5305-00-941-2440
0.312in.
1.125in.
18
2A UNC
Pan
1.125in.
74-509 Machine Screw
5305-00-941-2439
0.138in.
0.792in.
32
2A UNC
Flat Countersunk
0.875in.
R434P07UL Machine Bolt
5306-00-941-2243
0.312in.
0.812in.
24
3A UNF
Hexagon
0.812in.
303185 Setscrew
5305-00-941-2211
0.19in.
0.520in.
32
2A UNF
Flat Chamfer
0.720in.
523325 Machine Bolt
5306-00-941-0234
0.25in.
0.794in.
28
3A UNJF
Double Hexagon W/hol
0.865in.
521892 Machine Bolt
5306-00-941-0233
0.25in.
0.302in.
--
3A UNJF
Hexagon
0.802in.
503519 Machine Screw
5305-00-941-0228
0.19in.
0.423in.
32
3A UNJF
Flat Countersunk
0.503in.
501834 Machine Screw
5305-00-941-0226
0.25in.
0.602in.
28
3A UNJF
Flat Chamfer
2.302in.
511988 Machine Screw
5305-00-941-0219
0.19in.
0.802in.
32
3A UNJF
Hexagon
0.802in.
511105 Machine Screw
5305-00-941-0218
0.19in.
0.428in.
32
3A UNJF
Hexagon
0.428in.
510875 Machine Screw
5305-00-941-0217
0.312in.
0.498in.
24
3A UNJF
Flat Countersunk
0.610in.
505799 Machine Screw
5305-00-941-0215
0.19in.
0.615in.
32
3A UNJF
Flat Countersunk
0.615in.
502089 Machine Screw
5305-00-941-0212
0.19in.
0.410in.
32
3A UNJF
Flat Countersunk
0.410in.
499291 Machine Screw
5305-00-941-0211
0.164in.
0.365in.
32
3A UNJC
Hexagon
0.365in.
499286 Cap Socket Head Screw
5305-00-941-0210
0.112in.
0.330in.
40
3A UNJC
Flat Chamfer
0.330in.
491852 Machine Bolt
5306-00-941-0196
0.25in.
0.544in.
--
3A UNJF
Double Hexagon W/hol
0.615in.
491717 Machine Bolt
5306-00-941-0195
0.19in.
0.268in.
32
3A UNJF
Double Hexagon W/hol
0.330in.
490320 Machine Bolt
5306-00-941-0194
0.25in.
0.731in.
28
3A UNJF
Double Hexagon W/hol
0.802in.
99-4213-01 Cap Socket Head Screw
5305-00-941-0150
0.112in.
0.234in.
40
3A UNJC
Flat Chamfer
0.234in.
DF2B1 Externally Relieved Body Bolt
5306-00-941-0143
0.5in.
0.625in.
13
2A UNC
Square
1.000in.
5901-1-4 Machine Bolt
5306-00-941-0141
0.375in.
0.875in.
16
2A UNC
Square
1.250in.
490331 Machine Bolt
5306-00-941-0127
0.25in.
0.731in.
--
3A UNJF
Double Hexagon W/hol
0.802in.
490330 Machine Bolt
5306-00-941-0126
0.25in.
0.740in.
28
3A UNJF
Double Hexagon Exten
0.740in.
490328 Machine Bolt
5306-00-941-0124
0.25in.
0.615in.
28
3A UNJF
Double Hexagon Exten
0.615in.
490240 Machine Bolt
5306-00-941-0122
0.312in.
0.928in.
24
3A UNJF
Double Hexagon Exten
0.928in.
490190 Machine Bolt
5306-00-941-0121
0.25in.
0.802in.
28
3A UNJF
Double Hexagon W/hol
0.802in.
490108 Machine Bolt
5306-00-941-0120
0.25in.
0.552in.
28
3A UNJF
Double Hexagon W/hol
0.552in.
6-86044-1 Shoulder Bolt
5306-00-941-0102
0.562in.
1.100in.
18
3A UNF
Hexagon
2.320in.
68281 Machine Screw
5305-00-941-0087
0.138in.
0.188in.
32
2A UNC
Binding
0.250in.
102530 Machine Screw
5305-00-941-0086
0.06in.
0.107in.
80
2A UNF
Flat Chamfer
0.107in.
112-1051-053 Machine Screw
5305-00-940-9547
0.375in.
0.792in.
24
2A UNF
Pan
0.875in.
MS35273-29 Machine Screw
5305-00-940-9546
0.138in.
0.376in.
32
2A UNC
Fillister
0.438in.
MS35273-8 Machine Screw
5305-00-940-9544
0.086in.
0.589in.
56
2A UNC
Fillister
0.625in.
MIL-F-18240F Cap Socket Head Screw
5305-00-940-9534
0.5in.
1.385in.
20
3A UNF
Flat Chamfer
1.485in.
MS21262-72 Cap Socket Head Screw
5305-00-940-9533
0.25in.
1.414in.
28
3A UNF
Flat Chamfer
1.485in.
MS21262-50 Cap Socket Head Screw
5305-00-940-9532
0.25in.
0.819in.
28
3A UNF
Flat Chamfer
0.875in.
0740703 Cap Socket Head Screw
5305-00-940-9531
0.138in.
0.423in.
32
3A UNC
Flat Chamfer
0.485in.
MS21262-23 Cap Socket Head Screw
5305-00-940-9530
0.25in.
0.382in.
28
3A UNF
Flat Chamfer
0.438in.
VS2711-005 Internal Wrenching Bolt
5306-00-940-9520
0.25in.
0.740in.
28
3A UNF
Conical Bevel
0.865in.
MS51106-421 Cap Hexagon Head Screw
5305-00-940-9517
0.5in.
1.438in.
20
2A UNF
Hexagon
3.156in.
MS51106-417 Cap Hexagon Head Screw
5305-00-940-9516
0.5in.
1.250in.
20
2A UNF
Hexagon
2.190in.
91047-237 Machine Screw
5305-00-940-9512
0.138in.
1.688in.
32
2A UNC
Fillister
1.750in.
AN500C6-24 Machine Screw
5305-00-940-9498
0.138in.
1.376in.
32
2A UNC
Fillister
1.438in.
MS51045-49 Setscrew
5305-00-940-9497
0.25in.
0.250in.
20
3A UNC
Headless (setscrew)
0.250in.
MS51096-411 Cap Hexagon Head Screw
5305-00-940-9493
0.5in.
0.719in.
20
2A UNF
Hexagon
0.844in.
91047-230 Machine Screw
5305-00-940-9491
0.138in.
0.438in.
32
2A UNC
Fillister
0.500in.
AN500D6-5 Machine Screw
5305-00-940-9489
0.138in.
0.250in.
32
2A UNC
Fillister
0.281in.
MS34275-226 Machine Screw
5305-00-940-9488
0.138in.
0.188in.
32
2A UNC
Fillister
0.219in.
P347-0032-000 Machine Screw
5305-00-940-9487
0.138in.
0.126in.
32
2A UNC
Fillister
0.156in.