70-F31-50
View detailed technical data, stock status, and sourcing information for: 70-F31-50
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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.
zzzy criticality code justification, material controlled iaw navsea 0948-lp-045-7010 material control standard for level i items reference number differentiating characteristics
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
- Reference Number Differentiating Characteristics
- material controlled iaw navsea 0948-lp-045-7010 material control standard for level i items
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 4820-01-075-5487 | No Name Available | 09/01/2013 |
| 4820-01-086-4982 | No Name Available | 10/01/1985 |
| 4820-01-108-6369 | No Name Available | 02/01/1986 |
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 |
|---|---|
| 70-F31-50 | Stop-Check Valve |
| 70-F31-50L1 | Stop-Check Valve |
| 80000-01 PART 80661-51 3-4IN | Stop-Check Valve |
| 80000-01 PART 80661-51 3-4INL1 | Stop-Check Valve |
| 803-5184193-3C | Stop-Check Valve |
| 803-5184193-3CL1 | Stop-Check Valve |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 4820-01-141-3686?
Does NSN 4820-01-141-3686 require demilitarization?
Does NSN 4820-01-141-3686 contain precious materials?
Does NSN 4820-01-141-3686 contain hazardous materials?
When the NSN 4820-01-141-3686 was assigned to the Federal Catalog?
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