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.
NAS5301-10 Machine Screw
5305-01-197-2841
0.138in.
0.156in.
32
3A UNJC
Flat Chamfer
0.617in.
NAS5300-15 Machine Screw
5305-01-197-2837
0.112in.
0.125in.
40
3A UNJF
Flat Chamfer
0.937in.
NAS333CP23 Close Tolerance Screw
5305-01-197-2551
0.19in.
0.380in.
32
3A UNJF
Flat Countersunk
2.390in.
NAS1581F3R6 Close Tolerance Screw
5305-01-197-2550
0.19in.
0.338in.
32
3A UNJF
Flat Countersunk
0.723in.
NAS1581F5R5 Close Tolerance Screw
5305-01-197-2549
0.312in.
0.476in.
24
3A UNJF
Flat Countersunk
0.798in.
NAS1578C5R9 Close Tolerance Screw
5305-01-197-2548
0.312in.
0.476in.
24
3A UNJF
Pan No. 2
1.048in.
LD111-0026-0420 Close Tolerance Bolt
5306-01-197-2546
0.25in.
0.372in.
28
3A UNJF
Double Hexagon
1.632in.
807537-4 Shoulder Screw
5305-01-197-2545
0.112in.
0.289in.
40
2A UNC
Flat Chamfer
0.449in.
B1821BH088C300D Cap Hexagon Head Screw
5305-01-197-2542
0.875in.
2.000in.
9
2A UNC
Hexagon
2.812in.
NAS608C8H20 Cap Socket Head Screw
5305-01-197-2541
0.5in.
1.137in.
20
3A UNF
Flat Chamfer
1.237in.
70718V3-4 Shear Bolt
5306-01-197-2540
0.19in.
0.330in.
32
3A UNJF
Double Hexagon W/hol
0.590in.
LD111-0020-0524 Shear Bolt
5306-01-197-2539
0.312in.
0.568in.
24
3A UNJF
Double Hexagon W/hol
2.078in.
NAS6304-3 Shear Bolt
5306-01-197-2538
0.25in.
0.345in.
28
3A UNJF
Dished Hexagon
0.543in.
MS16997-112L Cap Socket Head Screw
5305-01-197-2534
0.375in.
1.440in.
16
3A UNC
Flat Chamfer
4.940in.
LP24693-C97 Cap Socket Head Screw
5305-01-197-2533
0.25in.
0.634in.
20
2A UNC
Flat Countersunk
0.844in.
407-5755482 ITEM # 15 Machine Bolt
5306-01-197-2532
0.625in.
1.461in.
11
2A UNC
Hexagon
1.688in.
AEB02C500A37AW9A96 Machine Bolt
5306-01-197-2531
0.5in.
1.121in.
13
2A UNC
Hexagon
1.313in.
MS51959-69B Machine Screw
5305-01-197-2530
0.19in.
1.355in.
24
3A UNC
Flat Countersunk
1.438in.
NAS1802-4-9 Machine Screw
5305-01-197-2529
0.25in.
0.482in.
28
3A UNJF
Hexagon
0.546in.
MS35202-56 Machine Screw
5305-01-197-2526
0.19in.
0.395in.
24
2A UNC
Flat Countersunk
0.594in.
25491R1 Machine Bolt
5306-01-197-2521
0.25in.
0.750in.
20
2A UNC
Hexagon
2.000in.
DSHS7900-4F-B-1.5 Panel Screw Assembly
5305-01-197-2497
0.112in.
0.140in.
40
3A UNC
Flat Chamfer
0.347in.
374647-15 Panel Screw Assembly
5305-01-197-2496
0.138in.
--
32
--
Knurled No. 1
0.590in.
HT4049-5D58 Close Tolerance Screw
5305-01-197-2465
0.312in.
0.350in.
24
3A UNJF
Flat Countersunk
3.985in.
19H3053 Cap Hexagon Head Screw
5305-01-197-2434
0.312in.
0.889in.
18
3A UNC
Hexagon
1.000in.
19H2925 Cap Socket Head Screw
5305-01-197-2415
0.19in.
0.417in.
24
2A UNC
Flat Chamfer
0.500in.
03H2117 Square Neck Bolt
5306-01-197-2407
0.375in.
0.594in.
16
2A UNC
Button
0.875in.
3H1731 Square Neck Bolt
5306-01-197-2405
0.5in.
1.250in.
13
2A UNC
Button
1.500in.
LD111-0020-0516 Shear Bolt
5306-01-197-2396
0.312in.
0.578in.
24
3A UNJF
Double Hexagon W/hol
1.578in.
UA-9598 Setscrew
5305-01-197-2322
0.312in.
--
18
2A UNC
Headless (setscrew)
1.130in.
T21199 Setscrew
5305-01-197-2321
0.164in.
--
32
3A UNC
Headless (setscrew)
0.190in.
201996 Tapping Screw
5305-01-197-2320
--
--
--
--
Hexagon Extended Was
0.720in.
442752 Tapping Screw
5305-01-197-2319
--
--
--
--
Oval Countersunk
0.375in.
T23876 Assembled Washer Bolt
5306-01-197-2313
0.25in.
0.520in.
20
2A UNC
Hexagon Extended Was
0.620in.
LE112-0025-2314 Machine Screw
5305-01-197-2304
0.19in.
0.798in.
32
3A UNJF
Pan
0.860in.
19H2127 Machine Bolt
5306-01-197-2236
0.312in.
0.764in.
18
2A UNC
Hexagon
0.875in.
19H2229 Machine Bolt
5306-01-197-2235
0.375in.
5.125in.
16
2A UNC
Hexagon
5.250in.
NAS1580C4T22 Close Tolerance Screw
5305-01-197-1604
0.25in.
0.378in.
28
3A UNJF
Flat Countersunk
1.763in.
126373 Square Neck Bolt
5306-01-197-1602
0.312in.
0.880in.
18
2A UNC
Button
1.500in.
NAS8000L4 Cap Socket Head Screw
5305-01-197-1601
0.112in.
0.170in.
40
3A UNJC
Pan
0.220in.
R40236 Machine Bolt
5306-01-197-1599
0.438in.
0.884in.
14
2A UNC
Hexagon
1.063in.
B1821BH044C138L Machine Bolt
5306-01-197-1598
0.438in.
1.125in.
14
2A UNC
Hexagon
1.313in.
NAS1102-3R12 Machine Screw
5305-01-197-1597
0.19in.
0.657in.
32
3A UNJF
Flat Countersunk
0.719in.
NAS1801-06-20 Machine Screw
5305-01-197-1596
0.138in.
1.170in.
32
3A UNJC
Hexagon
1.234in.
455164 Machine Screw
5305-01-197-1593
0.19in.
0.657in.
32
3A UNF
Oval Countersunk
0.719in.
MS51959-64B Machine Screw
5305-01-197-1592
0.19in.
0.511in.
24
2A UNC
Flat Countersunk
0.594in.
SM-C-775486-13 Externally Relieved Body Screw
5305-01-197-1590
0.19in.
0.245in.
32
2A UNF
Hexagon
0.615in.
133A2C44 Machine Bolt
5306-01-197-1588
0.112in.
0.450in.
40
2A UNC
Hexagon
0.500in.
LD111-0026-0519 Close Tolerance Bolt
5306-01-197-1578
0.312in.
0.442in.
24
3A UNJF
Double Hexagon
1.640in.
AIC688-4-5 Close Tolerance Bolt
5306-01-197-1577
0.25in.
0.282in.
28
3A UNJF
Double Hexagon
0.604in.
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