AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited

Submit a Quote
and we do the Rest

Guaranteed quotes back within 15 minutes, 24/7 x 365

Welch Vacuum Technology Inc - Premium NSN Parts Catalog

Thank you for your interest in our available parts and components from the manufacturer Welch Vacuum Technology Inc. Internet For Aviation is a premier supplier of parts for a variety of industries and applications, and we currently offer top requested NSN parts from this manufacturer such as S 73590 M 6 00, AC90360, AC90350 5, AC70000NW025, AC51200NW025. If you are interested in any of our available parts, or one that we do not currently list on our database, we invite you to fill out and submit an Instant RFQ. Once received, a member of our staff will reach out to you in 15 minutes or less to provide a personalized quote based on your individual needs. Our team of industry experts are also readily available 24/7x365 to provide assistance on any questions or concerns that you may have regarding the procurement process or our services. Get started with a competitive quote today and see how Internet For Aviation is revolutionizing the parts purchasing process.

CAGE Code: 0NCC5
Part No NSN Item Name QTY RFQ
S 73590 M 6 00 4730-01-215-1080 coupling half quick Avl RFQ
AC90360 4730-01-425-7642 clamp hose Avl RFQ
AC90350 5 4720-01-426-2447 hose nonmetallic Avl RFQ
AC70000NW025 4820-01-425-2842 valve regulating fl Avl RFQ
AC51200NW025 5365-01-424-8665 spacer sleeve Avl RFQ
AC51200NW016 5365-01-424-8666 spacer sleeve Avl RFQ
AC51100NW025 5340-01-425-6148 clamp loop Avl RFQ
AC51100NW016 4730-01-426-4857 coupling clamp pipe Avl RFQ
AC51000NW025 4730-01-425-6603 adapter straight fl Avl RFQ
AC50870NW025 4730-01-425-5277 adapter straight fl Avl RFQ
AC50860NW025 4730-01-424-6133 adapter straight fl Avl RFQ
AC50300NW016 4730-01-425-6599 adapter straight fl Avl RFQ
AC50100NW025 4730-01-425-2843 elbow tube Avl RFQ
66-0183 5331-00-166-1076 o ring Avl RFQ
61-9378 5331-00-167-5138 o ring Avl RFQ
61-8665 5331-01-503-9910 o ring Avl RFQ
61-8662 5331-01-476-2460 o ring Avl RFQ
61-8625 5331-01-476-2415 o ring Avl RFQ
61-8103 5331-01-503-9913 o ring Avl RFQ
61 8664 5331-01-476-2455 o ring Avl RFQ
61 8653 5330-01-476-2424 gasket Avl RFQ
61 8626 5331-01-476-2435 o ring Avl RFQ
61 8456A 5310-01-468-0998 washer flat Avl RFQ
61 2159A 5330-01-290-2114 packing preformed Avl RFQ
563102 4820-01-425-2842 valve regulating fl Avl RFQ
501262 4730-01-425-6603 adapter straight fl Avl RFQ
41-1772 5331-01-468-0997 o ring Avl RFQ
41-0643 5330-01-389-9454 gasket Avl RFQ
41-0578 5330-00-402-5863 seal plain encased Avl RFQ
41 2363 5310-00-964-5250 washer two stage Avl RFQ
41 1736 4820-01-064-3750 valve exhaust vente Avl RFQ
41 1285 3120-01-064-3886 bearing washer thru Avl RFQ
41 1058 6150-01-210-4199 cable assembly powe Avl RFQ
41 1052 5330-00-911-3572 gasket Avl RFQ
41 0383 5330-00-893-6297 gasket Avl RFQ
4-06-0754 5325-01-126-4580 ring retaining Avl RFQ
387121 4730-01-425-6599 adapter straight fl Avl RFQ
331060 5 4720-01-426-2447 hose nonmetallic Avl RFQ
331040 10 4720-01-003-5124 tubing nonmetallic Avl RFQ
305360 4730-01-425-7642 clamp hose Avl RFQ
300913 5330-01-022-9032 gasket Avl RFQ
201001 5330-01-019-2458 gasket Avl RFQ
2 63 0356 5310-01-064-3887 washer lock Avl RFQ
2 01 5106 5305-01-127-7575 screw machine Avl RFQ
2 00 6716 5305-01-468-0995 screw cap hexagon h Avl RFQ
1410D 5330-01-476-2418 seal plain Avl RFQ
1401D 5330-01-476-2418 seal plain Avl RFQ
1393L 4730-00-964-5211 nipple intake Avl RFQ

Why Choose Us?

Low Price Warrantied inventory at competitive prices

Find it fast Search the world's largest inventory of electronic components by manufacturer, category or part number

Quality guaranteed We sell only warrantied and traceable parts

Get it fast All inventory ready to ship from our sellers

Semiconductor's Certifications and Memberships
The only independent
distributor with a
  • All orders are fulfilled in the USA.
  • All shipments must comply with U.S.A export laws.
  • No exceptions.
fallen heroes fund logo

“We Proudly Support Intrepid Fallen Heroes Fund that serves United States Military Personal experiencing the Invisible Wounds of War : Traumatic Brain Injury (TBI) and Post Traumatic Stress (PTS). Please visit website ( and help in their valiant effort”.

Thank You for Visiting.

We Hope that You Will Visit Us Again the Next Time You Need NSN Parts and Make Us Your Strategic Purchasing Partner.

Request for Quote

We use cookies to ensure that we give you the best experience on our website. If you continue to use this site we will assume that you are happy with it.