4820-01-670-1442

Find complete technical information, availability, and procurement data for: 4820-01-670-1442
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-670-1442

Item Name Code

77777

Assigment Date

02/08/2018 (8 years ago)

A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see locknut, electrical conduit. See also locknut, tube fitting. For items having a thickness (or height) exceeding two times the width across the flats, use post, electrical-mechanical equipment. (when height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

clapper and pin assembly part name assigned by controlling agency, material controlled iaw ss800-ag-man-010/p-9290 system certification produres and criteria manual for deep submergence systems; critical item for safety and survival of deep submergence research and rescue vehicles as differentiated by special test features reference number differentiating characteristics, zzzy criticality code justification

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Criticality Code Justification: zzzy
Part Name Assigned By Controlling Agency: clapper and pin assembly
Reference Number Differentiating Characteristics: material controlled iaw ss800-ag-man-010/p-9290 system certification produres and criteria manual for deep submergence systems; critical item for safety and survival of deep submergence research and rescue vehicles as differentiated by special test features

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
7550479-DS-B-90305-05	Clapper and Pin
7550479-DS-B-90305-05D4	Clapper and Pin
DS-B-90305 ITEM 5	Clapper and Pin
DS-B-90305 ITEM 5D4	Clapper and Pin
DS-B-90305-05	Clapper and Pin
DS-B-90305-05D4	Clapper and Pin
G547-0003-DS-B-90305-05	Clapper and Pin
G547-0003-DS-B-90305-05D4	Clapper and Pin
S90304	Clapper and Pin
S90304D4	Clapper and Pin

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 4820-01-670-1442?

The FSCG of the NSN 4820-01-670-1442 is 4820

Does NSN 4820-01-670-1442 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 4820-01-670-1442 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-670-1442 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 4820-01-670-1442 was assigned to the Federal Catalog?

It was assigned 8 years ago, on Thu, Feb 8, 2018