Stop-check Valve

NSN: 4820-01-648-3672 | Model: 3R/1

A valve with a bolt or stem that may be mechanically actuated to two different positions by rotary or linear motion. In the first position, the valve disk is located and locked against the seat permitting no fluid flow through the valve. In the second position, one side of the valve disk is located against the seat permitting movement of the disk in a manner that will allow a flow of fluid in one direction through the valve. The valve disk may be spring loaded. It may be inline or cartridge (manifold) design. See also valve (1), lift-check and valve (1), stop-lift-check.

NSN Properties and Flags

NATO Stock Number

4820-01-648-3672

DEMIL

End Application

4220-01-642-9239; mark v/orca mod-1 balloon, underwater lifting;

Part Name Assigned By Controlling Agency

Valve closed

Parts List for Underwater Lifting Balloon

Other components in the assembly of NSN 4220-01-642-9239

Pneumatic Inflator Valve
NSN 4820-01-648-2289
Check Valve
NSN 4820-01-648-2291
Valve Assembly
NSN 4820-01-648-2293
Pneumatic Inflator Valve
NSN 4820-01-648-2310
Valve Parts Kit
NSN 4820-01-648-3255
Stop-check Valve
NSN 4820-01-648-3672
Tank Unloading Set
NSN 3990-01-648-4069
Linear Actuating Cylinder
NSN 3040-01-648-4071
O-ring Set
NSN 5331-01-652-0602
Pressure And Temper Relief Valve
NSN 4820-01-652-0613
Pneumatic Inflator Valve
NSN 4220-01-652-0621
Flat Washer
NSN 5310-01-652-0624

Pricing and Availability

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ISO 9001:2015 + AS9120B
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NSN 4820-01-648-3672 Datasheet

Supply Class (FSC):

Nonpowered Valves

Cross Reference:

3R/1

Cage Codes:

Subsalve Usa Corporation (CAGE 8Z023)

Identification:

HMIC

N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

PMIC

A - Item does not contain precious metal.

ADPE

- Represents items with no adp components

Questions & Answers:
What are the historical prices recorded for this stock number?
No pre-dated pricing for this NSN could be found.
Does NSN 4820-01-648-3672 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Spain
What is the NIIN of NSN 4820-01-648-3672?
016483672 or 01-648-3672
Does NSN 4820-01-648-3672 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 4820-01-648-3672?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Sep 22, 2015