25 Most requested aircraft parts

What is your best selling aviation part? How many times have you sold that? Do you sell more washers then rivets? Those are the questions we get on a daily basis. On and on they go. So, we looked up this information, and are providing it to you today.

25 Top aircraft parts
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Here is a list of the top 25 most requested items, it ranges from flat washers to check valves.

National stock number, part description, part number, the web page, quantity, and how many times it’s been requested over the last year.

NSN Description Part Number Web page Qty Times Requested
5305-00-685-2256 Machine Screw NAS603-3 https://aerobasegroup.com/nsn/5305-00-685-2256 3,650 69
5305-00-442-7421 Socket Head Cap Screw NAS1351-4-32P https://aerobasegroup.com/nsn/5305-00-442-7421 2,573 56
4920-00-072-9678 Ba Cylindrical Ways HSP841 https://aerobasegroup.com/nsn/4920-00-072-9678 55 55
5315-00-234-1856 Cotter Pin MS24665-155 https://aerobasegroup.com/nsn/5315-00-234-1856 180 52
1560-00-803-2619 Wing Tip Light Indicator 388734-1 https://aerobasegroup.com/nsn/1560-00-803-2619 1,053 44
5305-00-054-6653 Machine Screw MS35233-29, MS5197-29 https://aerobasegroup.com/nsn/5305-00-054-6653 2,488 43
5310-00-469-1088 Nut A125E66 https://aerobasegroup.com/nsn/5310-00-469-1088 3,709 43
5310-00-167-1724 Flat Washer NAS1149D0563H, AN960D516 https://aerobasegroup.com/nsn/5310-00-167-1724 2,389 43
5305-00-685-2521 Machine Screw NAS623-4-4 https://aerobasegroup.com/nsn/5305-00-685-2521 1,351 41
5330-00-030-0205 Packing Retainer AA2291-10D9 https://aerobasegroup.com/nsn/5330-00-030-0205 185 41
1560-00-523-8555 Aileron Weight Assembly 348644 https://aerobasegroup.com/nsn/1560-00-523-8555 882 41
5325-00-281-4920 Turnlock Fastener Stud W98292-1-140 https://aerobasegroup.com/nsn/5325-00-281-4920 234 40
4730-00-529-3763 Boss Nipple MS21902D8 https://aerobasegroup.com/nsn/4730-00-529-3763 274 40
4710-01-369-4583 Nonmetallic Tubing 375822-6 https://aerobasegroup.com/nsn/4710-01-369-4583 797 40
5310-00-478-1384 Flat Washer LS881-2 https://aerobasegroup.com/nsn/5310-00-478-1384 945 39
5320-01-164-1692 Pin-rivet HL19PB-6-9 https://aerobasegroup.com/nsn/5320-01-164-1692 3,839 39
5310-00-753-4000 Finishing Washer NAS1169-10L https://aerobasegroup.com/nsn/5310-00-753-4000 3,402 39
5310-01-216-2801 Flat Washer MS21299-8, BACW10BN72P https://aerobasegroup.com/nsn/5310-01-216-2801 1,675 38
4820-00-585-6008 Check Valve MS28892-6 https://aerobasegroup.com/nsn/4820-00-585-6008 88 38
5895-01-426-5564 Interference Blanker 1D5740G13 https://aerobasegroup.com/nsn/5895-01-426-5564 37 37
5310-00-762-2916 Plate Self-locking Nut MS21052-3 https://aerobasegroup.com/nsn/5310-00-762-2916 27,517 36
5305-00-282-3286 Machine Screw NAS387-1032-14 https://aerobasegroup.com/nsn/5305-00-282-3286 2,200 36
5340-01-560-1034 Mounting Plate 70070-20692-144 https://aerobasegroup.com/nsn/5340-01-560-1034 240 35
5310-00-771-6827 Flat Washer AN960PD10L, NAS1197-10L https://aerobasegroup.com/nsn/5310-00-771-6827 438 35
3040-00-423-8029 Shouldered Shaft 15341PCA3026 https://aerobasegroup.com/nsn/3040-00-423-8029 233 34