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.
NAS1190E02P5N Machine Screw
5305-01-391-8975
0.006in.
0.259in.
56
3A UNJC
Modified Pan
0.281in.
36810-2ITEM130 Cap Hexagon Head Screw
5305-01-391-7972
0.5in.
1.250in.
13
2A UNC
Hexagon
5.000in.
MILS1222 TY1 3/ 8-16UNRC-2AX3.7 Cap Hexagon Head Screw
5305-01-391-7968
0.375in.
1.000in.
16
2A UNC
Hexagon
3.750in.
DAA7257D363-001 Machine Screw
5305-01-391-7957
0.875in.
1.320in.
14
2A UNJF
Hexagon
1.320in.
PBF1571-4-15L Close Tolerance Screw
5305-01-391-7852
0.25in.
0.403in.
28
3A UNJF
Flat Countersunk
1.341in.
NAS1104-15DW Shear Bolt
5306-01-391-7793
0.25in.
0.316in.
28
3A UNJF
Dished Hexagon
1.239in.
BACS12BE08-10 Machine Screw
5305-01-391-7756
0.164in.
--
32
3A UNJC
--
--
B18.3 10-24 X0.38 BHCS CRSTEEL Cap Socket Head Screw
5305-01-391-7520
0.19in.
--
24
--
--
0.380in.
B1821AH038C113C Cap Hexagon Head Screw
5305-01-391-7517
0.38in.
1.130in.
16
2A UNC
Hexagon
1.130in.
ANSI-B1821AH038C150N Cap Hexagon Head Screw
5305-01-391-7391
--
--
--
--
Hexagon
1.500in.
MS21280-24 Machine Bolt
5306-01-391-7310
0.25in.
--
28
3A UNJF
Double Hexagon W/hol
1.625in.
DFTW79S10D4 Machine Screw
5305-01-391-7268
--
--
--
--
--
--
MS20074-07-14 Machine Bolt
5306-01-391-7019
0.438in.
0.703in.
14
2A UNC
Hexagon
1.531in.
A320A025-0407 Cap Socket Head Screw
5305-01-391-6990
0.112in.
0.219in.
40
3A UNC
Flat Chamfer
0.422in.
3731-004 Cap Socket Head Screw
5305-01-391-6205
0.164in.
0.688in.
32
2A UNRC
Flat Chamfer
0.750in.
VS3318-5-13P Shear Bolt
5306-01-391-6127
0.315in.
0.538in.
24
3A UNJF
Spline Extended Wash
1.335in.
03A416-4-13L Close Tolerance Screw
5305-01-391-6126
0.25in.
0.403in.
28
3A UNJF
Flat Countersunk
1.201in.
LB58-5-18 Close Tolerance Bolt
5306-01-391-6123
0.312in.
0.390in.
24
3A UNJF
Hexagon
1.505in.
03731110 Cap Socket Head Screw
5305-01-391-5536
0.25in.
1.000in.
20
2A UNRC
Flat Chamfer
3.000in.
111290-3-34 Machine Screw
5305-01-391-5477
0.19in.
2.067in.
32
3A UNJF
Hexagon Extended Was
2.113in.
111290-08-10 Machine Screw
5305-01-391-5469
0.164in.
0.563in.
32
3A UNJC
Hexagon Extended Was
0.609in.
09A152-10 Eye Bolt
5306-01-391-5434
0.625in.
1.380in.
18
3A UNJF
--
--
140194 Externally Relieved Body Screw
5305-01-391-5426
0.25in.
1.880in.
20
2A UNC
Hexagon
2.000in.
NAS6610D76 Shear Bolt
5306-01-391-5269
0.625in.
0.877in.
18
3A UNJF
Dished Hexagon
5.637in.
218031960 Cap Socket Head Screw
5305-01-391-5237
0.375in.
0.375in.
16
3A UNC
Flat Chamfer
0.500in.
B18231B20060N Cap Hexagon Head Screw
5305-01-391-5029
20in.
53.000in.
--
--
Hexagon
2.362in.
12389429 Machine Screw
5305-01-391-5027
0.19in.
0.470in.
24
3A UNC
Roof
0.470in.
12389430 Machine Screw
5305-01-391-5024
0.19in.
0.373in.
24
3A UNC
Flat Countersunk
0.500in.
12389443 Externally Relieved Body Screw
5305-01-391-5021
0.375in.
0.940in.
16
2A UNC
Hexagon
1.650in.
1680-ALSE-277-1 Thumbscrew
5305-01-391-4401
0.106in.
0.281in.
40
2A UNC
Knurled No. 4
0.906in.
53A-00-230-2 Cap Hexagon Head Screw
5305-01-391-4393
0.375in.
1.406in.
24
2A UNF
Hexagon
1.469in.
7044-1415-00 Machine Screw
5305-01-391-4390
0.19in.
0.688in.
32
3A UNF
Pan
0.688in.
53A-00-230-3 Cap Hexagon Head Screw
5305-01-391-4389
0.437in.
1.900in.
20
2A UNF
Hexagon
2.000in.
8100-008 Machine Bolt
5306-01-391-4386
0.375in.
0.750in.
16
2A UNC
Hexagon Extended Was
16.000in.
NAS1191E06P12L Machine Screw
5305-01-391-4382
0.138in.
0.750in.
32
3A UNJC
Flat Fillister
0.719in.
2827730P75 Panel Screw Assembly
5305-01-391-3678
0.164in.
--
32
3A UNC
Knurled No. 5
0.370in.
5210088 Machine Bolt
5306-01-391-3670
0.5in.
1.562in.
13
2A UNC
Hexagon
8.280in.
1/4-20UNC-2AX1.50LG SQ HD BOLT Machine Bolt
5306-01-391-3660
0.25in.
0.750in.
20
2A UNC
Square
1.500in.
1/4-20UNC-2A X 3/4 LG STL Machine Bolt
5306-01-391-3657
0.25in.
0.650in.
20
2A UNC
Square
0.750in.
1/4-20UNC-2AX1.00LG SQ HD BOLT Machine Bolt
5306-01-391-3654
0.25in.
0.750in.
20
2A UNC
Square
1.000in.
NAS1351N06-7 Cap Socket Head Screw
5305-01-391-3589
0.138in.
0.750in.
40
3A UNRF
Flat Chamfer
0.750in.
NAS1153-8D Close Tolerance Screw
5305-01-391-3587
0.19in.
0.276in.
32
3A UNJF
Flat Countersunk
0.761in.
NAS1351N4H12P Cap Socket Head Screw
5305-01-391-3585
0.25in.
1.000in.
28
3A UNRF
Flat Chamfer
1.000in.
NAS1155V56 Close Tolerance Screw
5305-01-391-3584
0.313in.
0.375in.
24
3A UNJF
Flat Countersunk
3.860in.
NAS1581K3T36 Close Tolerance Screw
5305-01-391-3580
0.19in.
0.363in.
32
3A UNJF
Flat Countersunk
2.598in.
NAS6304LU6 Shear Bolt
5306-01-391-3579
0.25in.
0.370in.
28
3A UNJF
Dished Hexagon
0.730in.
B1867EC030080 Machine Screw
5305-01-391-3563
3in.
7.000in.
--
--
Pan
0.315in.
MS3213-53 Machine Screw
5305-01-391-2921
0.25in.
0.745in.
20
2A UNC
Watertight
0.845in.
MS51960-111B Machine Screw
5305-01-391-2918
0.375in.
0.542in.
24
2A UNF
Flat Countersunk
0.625in.
2576672-8 Machine Screw
5305-01-391-2890
0.06in.
0.430in.
80
2A UNF
Flat Countersunk
0.455in.
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