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.
HEX HEAD 0.500-13UNC-2AX 1.250LG Cap Hexagon Head Screw
5305-01-252-6017
0.5in.
1.058in.
13
2A UNC
Hexagon
1.250in.
NAS1351C04-20 Cap Socket Head Screw
5305-01-252-5292
0.112in.
0.750in.
48
3A UNRF
Flat Chamfer
1.210in.
1/4-20UNC-2AX3/4IN,LGTY2GR316 Cap Socket Head Screw
5305-01-252-5291
0.25in.
--
20
2A UNC
Flat Chamfer
0.750in.
70919350-2 Setscrew
5305-01-252-5290
0.5in.
--
13
2A UNC
Headless (setscrew)
2.000in.
NAS1802-3D7 Machine Screw
5305-01-252-5289
0.19in.
0.358in.
32
3A UNJF
Hexagon
0.422in.
L3223681-057 Shoulder Bolt
5306-01-252-5286
0.312in.
0.482in.
24
3A UNJF
Double Hexagon
2.053in.
L3223681-055 Shoulder Bolt
5306-01-252-5285
0.5in.
0.751in.
20
3A UNJF
Double Hexagon
2.990in.
L3223681-047 Shoulder Bolt
5306-01-252-5284
0.438in.
0.629in.
20
3A UNJF
Double Hexagon
2.595in.
8559188-01 Eye Bolt
5306-01-252-4541
0.312in.
1.250in.
24
2A UNF
--
--
7680624 Thumbscrew
5305-01-252-4349
0.086in.
0.189in.
64
--
Knurled No. 4
0.219in.
F7500-M5-B-5 Panel Screw Assembly
5305-01-252-3751
5in.
19.000in.
--
--
--
0.984in.
A-28,265-003 Setscrew
5305-01-252-3750
0.099in.
--
48
2A UNC
Headless (setscrew)
0.062in.
SNT50963C06J8 Machine Screw
5305-01-252-3748
0.138in.
0.485in.
32
2A UNC
Undercut Pan No. 2
0.485in.
9Q1502-3 Cap Socket Head Screw
5305-01-252-3061
0.164in.
0.062in.
32
2A UNC
--
0.120in.
L3223681-045 Shoulder Bolt
5306-01-252-3058
0.312in.
0.482in.
24
3A UNJF
Double Hexagon
2.349in.
92198A535 Machine Bolt
5306-01-252-3055
0.25in.
0.275in.
20
2A UNC
Hexagon
0.375in.
1/4-20UNC-3A X 13/4 IN LG Cap Socket Head Screw
5305-01-252-1375
0.25in.
1.250in.
20
3A UNC
Flat Chamfer
1.710in.
1/2 IN 13UNC-2A X 2IN LG Machine Screw
5305-01-252-1372
0.5in.
1.816in.
13
2A UNC
Flat Countersunk
1.970in.
7-362120173-27 Eye Bolt
5306-01-252-1371
0.625in.
4.327in.
8
3A ACME
--
--
NAS568-81 Machine Bolt
5306-01-252-1369
0.5in.
2.455in.
20
3A UNJF
Hexagon
2.515in.
JKS-B1-11 Shoulder Screw
5305-01-252-0900
0.19in.
0.438in.
32
2A UNF
--
--
478429-02 Setscrew
5305-01-252-0899
0.25in.
--
28
3A UNF
Headless (setscrew)
0.500in.
MS51870-27 Tapping Screw
5305-01-252-0592
--
--
--
--
Flat Countersunk
0.950in.
AN20-32A Machine Bolt
5306-01-252-0590
1.25in.
1.656in.
12
3A UNF
Dished Hexagon
3.422in.
12597053 Cap Socket Head Screw
5305-01-251-9738
0.099in.
3.050in.
56
2A UNF
--
0.120in.
12597043 Cap Socket Head Screw
5305-01-251-9731
0.164in.
13.000in.
36
2A UNEF
Watertight
0.551in.
BACB30LH4-24 Close Tolerance Screw
5305-01-251-9587
0.25in.
0.389in.
28
3A UNJF
Flat Countersunk
1.874in.
NAS6606H46 Shear Bolt
5306-01-251-9585
0.375in.
0.578in.
24
3A UNJF
Hexagon
3.438in.
NAS1580C3T11 Close Tolerance Screw
5305-01-251-9259
0.19in.
0.338in.
32
3A UNJF
Flat Countersunk
1.036in.
BACB30LU5-11 Close Tolerance Screw
5305-01-251-9258
0.312in.
0.920in.
24
3A UNJF
Flat Countersunk
1.142in.
AF192-4 Shear Bolt
5306-01-251-9257
0.5in.
0.710in.
20
3A UNJF
Dished Hexagon
4.595in.
ST2016-020 Externally Relieved Body Bolt
5306-01-251-8743
0.19in.
0.540in.
32
3A UNJF
Double Hexagon W/hol
0.625in.
5029215-054-3 Externally Relieved Body Bolt
5306-01-251-8742
--
--
--
--
Hexagon
--
NAS1352-5-28P Cap Socket Head Screw
5305-01-251-8155
0.312in.
1.125in.
18
3A UNRC
Flat Chamfer
1.710in.
NAS1352-5-10P Cap Socket Head Screw
5305-01-251-8154
0.312in.
0.484in.
18
3A UNRC
Flat Chamfer
0.595in.
BACB30LU4-43 Close Tolerance Screw
5305-01-251-7552
0.25in.
2.914in.
28
3A UNJF
Flat Countersunk
3.097in.
2650510E8 Cap Hexagon Head Screw
5305-01-251-7550
0.375in.
0.813in.
16
2A UNC
Hexagon
0.969in.
145-2650510E28 Cap Hexagon Head Screw
5305-01-251-7549
0.375in.
1.000in.
16
2A UNC
Hexagon
3.406in.
2650510A11 Machine Bolt
5306-01-251-7545
0.25in.
0.750in.
20
2A UNC
Hexagon
1.313in.
2650510A8 Machine Bolt
5306-01-251-7544
0.25in.
0.750in.
20
2A UNC
Hexagon
0.969in.
2650510A9 Machine Bolt
5306-01-251-7543
0.25in.
0.750in.
20
2A UNC
Hexagon
1.063in.
SSN637-709-2439648 PIECE 21 Shoulder Bolt
5306-01-251-7325
0.375in.
0.356in.
16
2A UNC
Round W/wrench Flats
1.656in.
37332-3 Cap Socket Head Screw
5305-01-251-7104
0.164in.
0.230in.
32
3A UNC
Flat Chamfer
0.540in.
3366407 Cap Socket Head Screw
5305-01-251-7103
0.112in.
0.135in.
40
3A UNC
Fillister
0.140in.
9944M76P06 Externally Relieved Body Bolt
5306-01-251-6966
0.25in.
0.778in.
28
3A UNJF
Double Hexagon Exten
1.060in.
863C4020426-207 U Bolt
5306-01-251-6965
0.375in.
1.800in.
24
2A UNF
--
--
478441-01 Machine Screw
5305-01-251-6964
0.112in.
1.255in.
40
2A UNC
Pan No. 2
1.255in.
63241A Cap Socket Head Screw
5305-01-251-6691
0.19in.
0.290in.
32
3A UNF
Flat Chamfer
0.290in.
NAS6604H40 Shear Bolt
5306-01-251-6690
0.25in.
0.425in.
28
3A UNJF
Dished Hexagon
2.910in.
BACB30LU4-41 Close Tolerance Screw
5305-01-251-6370
0.25in.
2.789in.
28
3A UNJF
Flat Countersunk
2.972in.
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