642B-4-3/4-3

This page provides complete and verified information for part number 642B-4-3/4-3, NSN: 4820-01-051-8217

You’ll find detailed technical specifications, product attributes, condition classification, and real-time stock availability. All data is based on official records and meets industry standards for defense, aerospace, and industrial sourcing. Whether you’re performing a parts audit, validating compliance, or preparing a purchase order, this part listing supports accurate and efficient procurement.

642B-4-3/4-3
Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-01-051-8217
Item Name Code
05488
Assigment Date
12/05/1977 (48 years ago)

4820-01-051-8217, safety relief valve

Related Parts & Specifications

This NSN includes a range of related parts designed for specific operational needs. Review each item below to find in-depth specifications, functional details, and guidance for correct application and replacement.

Part Number Name
642B-4-3/4-3 Safety Relief Valve

FAQs

Get insights on installation procedures, operating conditions, care instructions, industry regulations, and common issues. FAQs below provide key information for 642B-4-3/4-3

What is the FSCG of the NSN 4820-01-051-8217?
The FSCG of the NSN 4820-01-051-8217 is 4820
Does the NSN 4820-01-051-8217 have a Schedule B code assigned?
Yes, the Schedule B code is 8481400000
Does NSN 4820-01-051-8217 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 4820-01-051-8217 contain precious materials?
Precious metal content is unknown
Does NSN 4820-01-051-8217 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 4820-01-051-8217 was assigned to the Federal Catalog?
It was assigned 48 years ago, on Mon, Dec 5, 1977

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