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Explore Parts That Fall Under NSN 4820-01-420-4421

Aerospace Exchange is your one-stop shop for dependable Head Safety Pressur items that have the National Stock Number (NSN) 4820-01-420-4421. On this page, you can find all products we carry tied to this NSN, including popular part numbers like 5526-24.1BAR-CE, 5526-350-CE, 5526-350, 522.552624, 5526-24 BAR, and others. If any component below matches your requirements, simply click on the “RFQ” button alongside it to access one of our online quote request forms. All that we ask is that you supply us with enough information to best accommodate any particular restrictions or needs that you may have, and we will respond with a curated quote within 15 minutes of our receipt and review.

How Aerospace Exchange Is a Leading Source for Head Safety Pressur Parts

  • Competitive Pricing: By consistently leveraging our industry connections, market expertise, and purchasing power when sourcing inventory, we drive down costs for our customers. 
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  • On-Time Delivery: We proudly operate with a record of timely fulfillment, going so far as supporting customers with expedited shipping solutions to reduce the likelihood of various operational delays.

Item Name Head Safety Pressur
INC Code 28139
Federal Supply Group (FSG) Valves
Federal Supply Class (FSC) 4820 Valves Nonpowered
National Item Identification Number (NIIN) 01-420-4421 (014204421)
NCB Code USA (01)
Manufacturer Henry Technologies Limited, Van Halteren Naval Technologies B V, Van Halteren Special Products Bv, Wolseley Uk Limited
Associated Parts Numbers of NSN 4820-01-420-4421
Part Number Manufacturer Item Name Cage Code Type Status RFQ
5526-24.1BAR-CE henry technologies limited head safety pressur k3070 E A RFQ
5526-350-CE henry technologies limited head safety pressur 28193 A A RFQ
5526-350 henry technologies limited head safety pressur 28193 A A RFQ
522.552624 van halteren naval technologies b v head safety pressur h2ll5 - - RFQ
5526-24 BAR van halteren naval technologies b v head safety pressur h2ll5 - - RFQ
522.552624 van halteren special products bv head safety pressur h1d90 E A RFQ
5526-24 BAR van halteren special products bv head safety pressur h1d90 E A RFQ
5526-24.1BAR-CE wolseley uk limited head safety pressur u0el8 F A RFQ

Technical Characteristics of NSN 4820014204421

MRCCriteriaCharacteristic
AWZYEND CONNECTION TYPETHREADED
CSWKBURST PRESSURE350.0 PRESSURE POUNDS PER SQUARE INCH ABSOLUTE
CYNEHEAD MATERIALCOPPER ALLOY
CYNPBURST TEMPERATURE72.0 DEG FAHRENHEIT

Relevant Components for NSN - 4820-01-420-4421, 4820014204421
4820-00-835-3873 (4820008353873) 4820-01-431-2398 (4820014312398) 4820-01-009-8942 (4820010098942) 4820-01-273-3653 (4820012733653)
4820-01-274-9975 (4820012749975) 4820-01-600-7663 (4820016007663) 4820-01-338-4276 (4820013384276) 4820-01-233-6683 (4820012336683)
4820-01-018-1584 (4820010181584) 4820-01-322-8071 (4820013228071) 4820-01-318-2830 (4820013182830) 4820-01-340-5738 (4820013405738)

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