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.
2-56-4 Cap Socket Head Screw
5305-00-838-9800
0.086in.
0.250in.
56
3A UNC
Button
0.250in.
MS24693-A55 Machine Screw
5305-00-838-9769
0.164in.
0.991in.
32
2A UNC
Flat Countersunk
1.063in.
BACS12BE02-8 Machine Screw
5305-00-838-9137
0.086in.
0.500in.
56
3A UNC
Pan No. 2
0.500in.
AN515-416R22 Machine Screw
5305-00-838-9128
0.25in.
1.275in.
20
2A UNC
Round
1.375in.
121957 Cap Hexagon Head Screw
5305-00-838-9010
0.375in.
1.000in.
16
2A UNC
Hexagon
3.000in.
NAS638-128 Shear Bolt
5306-00-838-8829
1.125in.
1.562in.
12
3A UNJF
Double Hexagon W/hol
9.572in.
NAS1504-11 Close Tolerance Screw
5305-00-838-8732
0.25in.
0.291in.
28
3A UNJF
Flat Countersunk
0.989in.
AH3819B Machine Screw
5305-00-838-8549
0.099in.
0.234in.
56
2A UNF
Hexagon
0.266in.
MS24668-21 Cap Socket Head Screw
5305-00-838-8499
0.312in.
0.809in.
24
3A UNF
Flat Countersunk
1.000in.
MS24668-14 Cap Socket Head Screw
5305-00-838-8469
0.25in.
1.000in.
28
3A UNF
Flat Countersunk
1.250in.
10488ITEM11 Cap Socket Head Screw
5305-00-838-8396
0.25in.
0.625in.
28
2A UNF
Flat Chamfer
0.625in.
NAS584-38 Close Tolerance Screw
5305-00-838-8357
--
0.469in.
--
3A
--
2.828in.
K241A2 U Bolt
5306-00-838-8042
1in.
3.125in.
14
2A UNF
--
--
MS35303-139 Cap Hexagon Head Screw
5305-00-838-8009
0.562in.
1.375in.
12
2A UNC
Hexagon
1.750in.
7392853 Cap Hexagon Head Screw
5305-00-838-8008
1in.
1.375in.
14
2A UNS
Hexagon
4.250in.
MS35291-160 Cap Hexagon Head Screw
5305-00-838-8007
0.625in.
1.250in.
11
2A UNC
Hexagon
1.250in.
NAS1101-08H14 Machine Screw
5305-00-838-7785
0.164in.
0.813in.
32
3A UNC
Flat Chamfer
0.875in.
69581-5-4C Cap Socket Head Screw
5305-00-838-7772
0.125in.
0.500in.
40
3A UNC
Flat Chamfer
0.500in.
AJA006D02 Cap Socket Head Screw
5305-00-838-7678
0.19in.
0.375in.
32
3A UNF
Button
0.375in.
NAS1105-4 Shear Bolt
5306-00-838-7487
0.312in.
0.375in.
24
3A UNF
Dished Hexagon
0.625in.
AN565EC4H8 Setscrew
5305-00-838-7472
0.112in.
0.500in.
40
3A UNC
Headless (setscrew)
0.500in.
63B43136 Shoulder Bolt
5306-00-838-7468
0.312in.
1.094in.
24
3A UNF
Hexagon
2.522in.
S1021Z8-6 Tapping Screw
5305-00-838-7439
--
--
--
--
Round
0.375in.
S1021Z6-8 Tapping Screw
5305-00-838-7438
--
--
--
--
Round
0.500in.
7S35-3A6 Close Tolerance Screw
5305-00-838-7330
0.19in.
0.251in.
32
3A UNJF
Flat Countersunk
0.636in.
NAS1153-3 Close Tolerance Screw
5305-00-838-7329
0.19in.
0.276in.
32
3A UNJF
Flat Countersunk
0.449in.
M63FS813-12CR Cap Socket Head Screw
5305-00-838-7325
0.5in.
0.580in.
13
3A UNC
Round
0.734in.
321-0289-000 Machine Screw
5305-00-838-7317
0.06in.
0.125in.
80
2A UNF
Fillister
0.125in.
NAS1108-52 Shear Bolt
5306-00-838-7302
0.5in.
0.453in.
20
3A UNF
Dished Hexagon
3.703in.
AN565B256H2 Setscrew
5305-00-838-7243
0.086in.
0.125in.
56
3A UNC
Headless (setscrew)
0.125in.
23AN56B4H2 Setscrew
5305-00-838-7175
0.112in.
0.125in.
40
3A UNC
Headless (setscrew)
0.125in.
VS2003F5-8 Machine Bolt
5306-00-838-7152
0.312in.
0.593in.
24
3A UNF
Double Hexagon Exten
1.093in.
NAS1308-16 Shear Bolt
5306-00-838-7147
0.5in.
0.710in.
20
3A UNJF
Dished Hexagon
1.720in.
NASM35307-325 Cap Hexagon Head Screw
5305-00-838-6890
0.25in.
0.750in.
20
2A UNC
Hexagon
4.750in.
5341560 Cap Hexagon Head Screw
5305-00-838-6710
0.312in.
0.500in.
18
2A UNC
Hexagon
0.500in.
NAS464P6LA21 Shear Bolt
5306-00-838-6705
0.375in.
0.438in.
24
3A UNF
Hexagon
1.750in.
NAS565-29 Machine Bolt
5306-00-838-6621
0.312in.
0.906in.
24
2A UNF
Hexagon
0.906in.
1241654 Externally Relieved Body Screw
5305-00-838-6535
0.138in.
0.188in.
32
2A UNC
Pan No. 2
0.500in.
NAS1303-92W Shear Bolt
5306-00-838-6522
0.19in.
0.313in.
32
3A UNF
Dished Hexagon
6.073in.
SS5080-1-10 Ring Bolt
5306-00-838-6384
0.313in.
0.531in.
24
3A UNF
--
--
4-00565-005 Machine Screw
5305-00-838-6361
0.19in.
0.844in.
32
2A UNF
Fillister
0.844in.
7S39-4A5 Machine Screw
5305-00-838-6280
0.25in.
0.400in.
28
3A UNF
Flat Countersunk
0.722in.
MS35198-18 Machine Screw
5305-00-838-6144
0.112in.
0.633in.
40
2A UNC
Flat Countersunk
0.750in.
MS35199-15 Machine Screw
5305-00-838-6124
0.112in.
0.328in.
48
2A UNF
Flat Countersunk
0.437in.
MS35199-13 Machine Screw
5305-00-838-6103
0.112in.
0.203in.
48
2A UNF
Flat Countersunk
0.312in.
NAS221C33 Machine Screw
5305-00-838-5988
0.19in.
0.377in.
32
3A UNF
Round
2.079in.
HW1408 Welding Bolt
5306-00-838-5973
0.138in.
0.500in.
32
2A UNC
Pan No. 2
0.510in.
NAS517-6-22 Machine Screw
5305-00-838-5738
0.375in.
0.512in.
24
3A UNF
Flat Countersunk
1.985in.
NAS1304-24DW Shear Bolt
5306-00-838-5724
0.25in.
0.400in.
28
3A UNJF
Dished Hexagon
1.910in.
NAS1310-56D Shear Bolt
5306-00-838-5723
0.625in.
0.868in.
18
3A UNF
Dished Hexagon
4.387in.